Boone County is located in central Iowa, northwest of the Des Moines metropolitan area, and forms part of the state’s interior agricultural and river-valley landscape. Established in 1846 and named for frontiersman Daniel Boone, the county developed around farming and railroad-era market towns that linked central Iowa to regional trade. Boone County is mid-sized by Iowa standards, with a population of roughly 26,000. Its landscape includes rolling prairie, cultivated farmland, and the Des Moines River corridor, including prominent bluffs and valleys near the city of Boone. The county’s economy remains rooted in agriculture and agribusiness, alongside manufacturing, education, and services concentrated in its main communities. Settlement patterns are largely rural, with small-city centers and surrounding townships. The county seat is Boone, which functions as the principal administrative and commercial hub.
Boone County Local Demographic Profile
Boone County is located in central Iowa, immediately northwest of the Des Moines metropolitan area, with the county seat in Boone. It lies along the Des Moines River valley and serves as part of the region’s broader commuting and service area.
Population Size
According to the U.S. Census Bureau QuickFacts for Boone County, Iowa, Boone County had:
- Population (2020 Census): 26,715
- Population (July 1, 2023 estimate): 26,274
Age & Gender
According to the U.S. Census Bureau QuickFacts for Boone County, Iowa (latest available annual profile values):
- Persons under 18 years: 22.3%
- Persons 65 years and over: 18.5%
- Female persons: 49.5% (male approximately 50.5%)
Racial & Ethnic Composition
According to the U.S. Census Bureau QuickFacts for Boone County, Iowa (race categories reflect “one race” shares unless otherwise noted):
- White alone: 92.8%
- Black or African American alone: 0.8%
- American Indian and Alaska Native alone: 0.3%
- Asian alone: 0.6%
- Native Hawaiian and Other Pacific Islander alone: 0.0%
- Two or more races: 4.6%
- Hispanic or Latino (of any race): 2.9%
Household & Housing Data
According to the U.S. Census Bureau QuickFacts for Boone County, Iowa:
- Households: 10,834
- Persons per household: 2.40
- Owner-occupied housing unit rate: 74.4%
- Median value of owner-occupied housing units: $184,300
- Median selected monthly owner costs (with a mortgage): $1,350
- Median selected monthly owner costs (without a mortgage): $559
- Median gross rent: $866
For local government and planning resources, visit the Boone County official website.
Email Usage
Boone County, Iowa is anchored by Boone and the U.S. 30 corridor, with lower-density rural areas where last‑mile buildout and provider coverage can shape digital communication and remote access. Direct county-level email usage statistics are not generally published; broadband subscription, device access, and demographics are used as proxies for likely email access and adoption.
Digital access indicators for Boone County are available via the U.S. Census Bureau data portal (American Community Survey tables on broadband subscriptions and computer ownership). These measures track household connectivity and the presence of internet-capable devices commonly used for email.
Age distribution is a key proxy because older populations tend to have lower rates of adoption for some digital services; county age structure can be referenced through ACS demographic profiles. Gender composition is typically near parity in ACS profiles and is generally a weaker predictor of email access than age and connectivity.
Infrastructure limitations are reflected in availability gaps outside incorporated areas; statewide context on served/unserved locations and mapping is provided by the Iowa Office of the Chief Information Officer broadband program.
Mobile Phone Usage
Boone County is located in central Iowa, immediately northwest of the Des Moines metropolitan area. The county includes the City of Boone as the primary population center, with extensive surrounding agricultural land and small towns. This rural–small urban settlement pattern and relatively flat to gently rolling terrain (typical of central Iowa) tends to produce a mix of strong in-town signal conditions and more variable coverage and capacity along rural roads and sparsely populated areas. Basic county geography and population context are available from the U.S. Census Bureau (Census.gov) and local government sources such as the Boone County, Iowa website.
Key distinction: network availability vs. household adoption
- Network availability (supply-side) refers to where mobile broadband is reported as available by providers (coverage footprints for 4G LTE and 5G).
- Household adoption (demand-side) refers to whether residents actually subscribe to and use mobile service and/or mobile broadband, including “cellular data plan” subscription patterns and smartphone ownership.
County-level mobile availability is commonly published via federal coverage datasets, while county-level mobile adoption is often limited or must be inferred from broader geographies (state, region) or from surveys that do not always release county estimates.
Mobile penetration / access indicators (household adoption)
What is available at county scale
- Household “cellular data plan” subscription (ACS): The U.S. Census Bureau’s American Community Survey (ACS) includes a table on types of computer and internet subscriptions, including cellular data plans. These data are published for many geographies, including counties when sampling supports it. Boone County’s specific estimates should be retrieved directly from the ACS tables to ensure the most current year and margins of error are used (county estimates can have larger uncertainty than state estimates). Source access is through data.census.gov (ACS “Computer and Internet Use” tables).
- Device ownership (smartphone vs. other) at county scale: The ACS does not directly measure smartphone ownership as a device category; it measures computer types (desktop/laptop/tablet) and subscription types. As a result, smartphone penetration typically requires commercial datasets or state/national surveys that may not publish Boone County–specific estimates.
Limitations
- Public county-level indicators usually capture internet subscription type (including cellular data plans), not mobile phone ownership directly.
- County-level “cellular data plan” statistics do not indicate whether the plan is the household’s primary connection, whether service quality is adequate, or whether the plan corresponds to smartphone use versus dedicated hotspots.
Mobile internet usage patterns and connectivity (network availability)
FCC coverage reporting (4G LTE / 5G)
- The primary public source for reported mobile broadband availability is the FCC’s Broadband Data Collection and associated maps. Coverage can be viewed at address and area levels, though interpretation depends on provider reporting and challenge processes. The most direct reference is the FCC National Broadband Map.
- The FCC map distinguishes mobile technologies (commonly including 4G LTE and multiple 5G modes where reported). It reflects availability, not actual subscriptions or typical speeds experienced by users.
Iowa broadband context (state-level planning and mapping)
- State broadband offices often compile additional mapping and planning context that can help interpret county conditions, including where coverage gaps align with low-density rural areas. Iowa’s statewide broadband program information is available through the State of Iowa Office of the Chief Information Officer (OCIO).
Interpreting 4G vs. 5G availability in a rural–small urban county
- 4G LTE: In Iowa, LTE is typically the baseline mobile broadband layer and is commonly reported across both towns and many rural corridors, with variability in performance based on tower spacing, spectrum holdings, and terrain/vegetation.
- 5G: 5G availability in counties like Boone often concentrates around towns, highways, and higher-demand areas, with more limited reach in low-density rural zones depending on provider deployments. The authoritative public method to verify Boone County’s reported 5G footprints is the FCC map rather than generalized statewide statements.
Limitations
- FCC availability is provider-reported and can overstate real-world usability indoors, at cell edges, or in congested areas.
- Countywide summaries of “percent covered” by 4G/5G are not consistently published as official statistics; the FCC map is typically used for location-based verification.
Common device types (smartphones vs. other devices)
Public data constraints at county level
- Smartphone ownership is not routinely published as a county statistic by federal sources.
- Publicly available county-scale proxies include:
- Cellular data plan subscription (ACS) as an indicator that households maintain mobile broadband service.
- Tablet ownership as captured by ACS computer device categories, though tablets are distinct from smartphones and do not measure phone access.
What can be stated definitively
- At the public-data level, Boone County device-type composition (smartphone vs. feature phone vs. hotspots) cannot be quantified precisely without non-public carrier data or commercial survey datasets that publish county estimates.
Demographic and geographic factors influencing mobile usage in Boone County
Population density and settlement pattern
- Boone County’s mix of a central city (Boone), smaller communities, and extensive rural land affects both network economics (tower placement and backhaul investment) and user experience (signal and capacity variability). Lower-density rural areas generally have fewer sites per square mile than towns, which can reduce indoor coverage and peak-hour capacity at greater distances from towers.
Proximity to the Des Moines metro
- The county’s location near a major metro can influence infrastructure along commuter routes and higher-traffic corridors, where providers often prioritize capacity upgrades. Verification of where this translates into reported 5G or higher-quality LTE remains a network availability question best addressed via the FCC National Broadband Map.
Income, age, and housing factors (availability of county-specific adoption estimates)
- Adoption patterns are commonly associated with income, age, and housing tenure in national and state research, but Boone County–specific relationships require local estimates. The ACS provides county-level socio-demographic context (income, age distribution, housing) and internet subscription types, which allows descriptive comparison, but does not isolate smartphone ownership or mobile-only behavior directly. Relevant demographic profiles are available through data.census.gov.
Summary of what is knowable from public sources
- Network availability (4G/5G): Best documented through the FCC National Broadband Map, which provides reported coverage by technology and provider at fine geographic resolution.
- Household adoption (cellular data plans): Measurable via ACS internet subscription tables accessed through data.census.gov, subject to sampling error and table availability for Boone County.
- Smartphone vs. other device types: Not directly measurable from standard federal county datasets; requires commercial or specialized survey sources that publish county estimates.
- Drivers of variation within the county: Strongly linked to rural density patterns and where people live relative to towns and transportation corridors; these factors affect availability and performance, while adoption is tracked more indirectly through subscription-type data rather than phone ownership counts.
Social Media Trends
Boone County is in central Iowa along the Des Moines metropolitan orbit, with Boone as the county seat and Madrid as a smaller population center. The county sits near Iowa State University in neighboring Story County and along key transportation corridors (including I‑35), which supports commuting, a mix of rural and small‑city lifestyles, and steady local news and community‑group activity—factors that tend to concentrate social media use around Facebook groups/pages, marketplace activity, and mobile-first local information sharing.
User statistics (penetration and active use)
- County-specific social media penetration is not published in standard public datasets (major sources typically report at the national or state level rather than by county).
- National benchmarks commonly used to approximate local prevalence:
- About 69% of U.S. adults use at least one social media site (Pew Research Center). Source: Pew Research Center: Social Media Use in 2023.
- YouTube (83%) and Facebook (68%) are the most widely used platforms among U.S. adults (platform shares overlap because people use multiple platforms). Source: Pew Research Center platform usage estimates.
- Local participation typically concentrates in a smaller set of “active” residents (posting/commenting rather than only browsing), with activity often driven by local groups, school/sports updates, community events, and buy/sell exchanges; this pattern is widely observed in rural and small‑metro counties but is not quantified specifically for Boone County in public reporting.
Age group trends (who uses social media most)
National age patterns provide the clearest evidence base and generally describe how usage distributes in Iowa counties with similar demographics:
- 18–29: highest overall adoption across most platforms; heavy daily use and multi‑platform presence.
- 30–49: high adoption; strong Facebook and YouTube use; Instagram remains substantial.
- 50–64: moderate-to-high adoption; Facebook and YouTube dominate, with lower adoption on newer/younger-skewing platforms.
- 65+: lowest overall adoption; Facebook and YouTube most common among users in this group.
Source: Pew Research Center: Social Media Use in 2023.
Gender breakdown
Public, platform-by-platform gender splits are not reliably published at the county level. National research shows:
- Women are more likely than men to use certain platforms, especially Pinterest (and often Facebook), while men are more likely to report using some discussion- and video-centric spaces, depending on platform and measure.
Source: Pew Research Center platform demographics.
In Boone County, gender differences are most visible in community-group participation and local commerce behavior (e.g., buy/sell groups and school/community pages), but public datasets do not quantify this locally.
Most-used platforms (with percentages where possible)
No standard public source reports Boone County platform shares; the most defensible percentages come from national surveys:
- YouTube: 83% of U.S. adults
- Facebook: 68%
- Instagram: 47%
- Pinterest: 35%
- TikTok: 33%
- LinkedIn: 30%
- X (Twitter): 22%
- Snapchat: 27%
- WhatsApp: 29%
Source: Pew Research Center: Social Media Use in 2023.
In counties like Boone, Facebook typically functions as the primary “local bulletin board” (groups, events, announcements), while YouTube is a high-reach channel for entertainment, how-to content, and local interest video.
Behavioral trends (engagement patterns and preferences)
- Community information-seeking: Local updates (weather, road conditions, school activities, events) are commonly consolidated through Facebook pages and groups, which support rapid diffusion through shares and comments.
- Local commerce: Peer-to-peer selling and buying (often via Facebook Marketplace and local groups) tends to be a high-frequency activity in small-population areas, substituting for larger retail variety and reducing travel.
- Video-first consumption: High YouTube reach aligns with a broader U.S. trend toward passive consumption and search-driven viewing (tutorials, reviews, local-interest clips). Source: Pew Research Center findings on platform prevalence.
- Age-based platform preferences: Younger adults concentrate more time on Instagram and TikTok, while middle-aged and older adults concentrate on Facebook and YouTube, affecting how local messages spread (short-form video vs. posts/events). Source: Pew Research Center: age patterns by platform.
- Engagement style: Small-community contexts often show higher comment visibility and tighter feedback loops (more mutual connections; faster recognition of posters), which can increase the social salience of local discussions and community norms around posting behavior.
Family & Associates Records
Boone County, Iowa maintains family-related public records through county and state offices. The Boone County Recorder keeps and issues certified copies of certain vital records (commonly including birth, death, and marriage records held locally) and records instruments that can document family relationships, such as real estate filings and certain court-related filings recorded by statute. Official office information and service details are provided by the Boone County Recorder.
Many birth and death records are centrally administered under Iowa’s vital records system, with ordering and eligibility information published by Iowa HHS Vital Records. Adoption records are generally maintained as sealed court/vital records under Iowa law, with limited public access; access and procedures are governed at the state level rather than through open county databases.
For public databases, Boone County provides online access points for commonly used public records, including property records and related indexing resources through the Recorder’s office webpage and the county portal at Boone County, Iowa. Court records for family-related cases (e.g., dissolution, custody, adoption filings where not sealed) are accessed through the Iowa Judicial Branch’s public portal, Iowa Courts Online Search.
Privacy restrictions commonly limit access to certified vital records to eligible requesters, and sealed adoption matters are not publicly searchable.
Marriage & Divorce Records
Types of records available
- Marriage records (licenses/returns/certificates)
Boone County maintains records of marriages licensed in the county through the county registrar function (marriage applications and the completed “return” from the officiant). These county records support the creation of an official state marriage record. - Divorce records (decrees/case files)
Divorce records are court records created in the Iowa District Court for Boone County. The court issues the final decree of dissolution of marriage and maintains the case file (pleadings, orders, and related filings). - Annulments
Annulments are handled as court actions in the Iowa District Court for Boone County. The court record typically culminates in a decree/order addressing the marriage’s validity.
Where records are filed and how they can be accessed
- Marriage records
- Filed/maintained locally: Boone County Recorder (as the county registrar for vital records, including marriage records filed in the county).
- State-level record: Iowa Department of Health and Human Services (HHS), Bureau of Vital Records, maintains the statewide marriage record and issues certified copies under state vital-records rules.
- Access: Requests are made through the Boone County Recorder for county-filed marriage records and through Iowa HHS Vital Records for state-certified copies. County offices generally provide certified copies and, where available, noncertified informational copies consistent with Iowa law and local policy.
- Divorce and annulment court records
- Filed/maintained: Clerk of Court, Iowa District Court for Boone County (Fifth Judicial District).
- Access: Court case information and many docket entries are accessible online through Iowa Courts’ public portal, while certified copies and full case files are obtained from the Clerk of Court, subject to redactions and confidentiality rules.
- Online portal: Iowa Courts Online Search, https://www.iowacourts.state.ia.us/ESAWebApp/DefaultFrame
Typical information included in these records
- Marriage license/record
- Full legal names of both parties (including maiden name where applicable)
- Date and place of marriage; date the license was issued
- Ages/birthdates; birthplaces (commonly included on applications)
- Residence addresses and/or counties of residence
- Names of parents (commonly included on applications)
- Officiant’s name/title and certification; location of ceremony
- File/license number and recording information
- Divorce decree and case record
- Names of parties; case number; filing and decree dates
- Court findings and orders (dissolution granted/denied; legal restoration of name where ordered)
- Custody/parenting-time orders and child support provisions (when applicable)
- Property division and debt allocation; spousal support (alimony) provisions (when applicable)
- Any protective orders or related orders referenced in the case (as applicable)
- Annulment order/decree and case record
- Names of parties; case number; filing and order/decree dates
- Court determination regarding validity of the marriage and related relief ordered (including name restoration, support, custody, and property issues where addressed)
Privacy or legal restrictions
- Vital records (marriage records)
- Iowa treats vital records as regulated records. Certified copies are generally issued only to eligible requesters under Iowa vital-records statutes and administrative rules, with identification requirements and fees.
- Some informational access may be limited by state rules, office policy, and the record’s status in state indexes.
- Court records (divorce/annulment)
- Iowa court records are generally public, but access is limited for confidential or sealed information under Iowa court rules and state/federal privacy protections.
- Common restricted elements include Social Security numbers, certain financial account information, and protected personal identifiers; records involving minors and sensitive matters may involve additional confidentiality provisions.
- Copies provided by the court may be redacted to remove confidential information; sealed filings are not released except as authorized by court order and applicable rules.
Education, Employment and Housing
Boone County is in central Iowa, immediately northwest of the Des Moines metropolitan area, with Boone as the county seat and Madrid, Ogden, Luther, and rural townships forming the rest of the community pattern. The county blends a small-city service economy with agriculture and manufacturing, and it functions as an exurban commuting area for jobs in Ames (Story County) and the Des Moines region (Polk County). Most recent countywide population and demographic baselines are available through the U.S. Census Bureau (data.census.gov).
Education Indicators
Public school districts and schools (proxy: district-level listings)
Boone County’s public K–12 services are primarily delivered by three districts that have facilities in the county:
- Boone Community School District (Boone)
- Madrid Community School District (Madrid)
- Ogden Community School District (Ogden)
School-by-school counts and official school names are most reliably taken from district directories and the Iowa Department of Education “School Directory/Report Card” system; a consolidated, up-to-date listing is available through the Iowa Department of Education PK–12 reporting and directories. (A single countywide “number of public schools” total is not consistently published as a standalone statistic; district rosters are the most accurate proxy.)
Student–teacher ratios and graduation rates (most recent available; district-level)
- Student–teacher ratios and 4-year graduation rates are reported at the district and school level through Iowa’s accountability/reporting systems rather than as a countywide education “ratio.” The most current official values for Boone, Madrid, and Ogden districts are published in Iowa’s annual district/school profiles via the Iowa School Performance Profiles (report card).
- County-level graduation measures are commonly proxied by district graduation rates (because students attend district schools, not county schools).
Adult educational attainment (countywide; ACS)
Adult attainment is reported through the American Community Survey (ACS) at the county level:
- Share with a high school diploma (or equivalent) or higher
- Share with a bachelor’s degree or higher
The most recent standardized county estimates are published in ACS 5-year tables on data.census.gov (typical table families include “Educational Attainment” for population 25+). These ACS estimates are the appropriate countywide source because school administrative data does not capture adult attainment.
Notable academic and career programs (district offerings; common Iowa program framework)
Across Iowa districts, common program elements that are typically present and reported in district course catalogs include:
- Advanced Placement (AP) and/or dual credit (frequently via community college partnerships)
- Career and Technical Education (CTE) pathways (industrial tech, business, agriculture, health, family & consumer sciences), aligned to Iowa CTE standards
- STEM and computer science coursework (often supported by Iowa STEM initiatives)
District-specific program availability varies by high school and is best documented through district course handbooks and the state reporting context for CTE and concurrent enrollment. Iowa’s statewide STEM support framework is described by the Iowa Governor’s STEM Advisory Council.
School safety measures and counseling resources (standard practice; district policy-driven)
Iowa public schools generally report safety and student support through:
- Emergency operations planning, visitor controls, and coordination with local law enforcement
- School counseling services (academic planning, social-emotional support), with referral pathways to community mental health providers
- Anti-bullying and harassment policies consistent with state requirements
District-specific safety plans and counseling staffing are typically published in district board policies and student handbooks; statewide requirements and frameworks are summarized through the Iowa Department of Education school climate, discipline, and student supports resources.
Employment and Economic Conditions
Unemployment rate (most recent year available)
The official local unemployment rate is published by the U.S. Bureau of Labor Statistics (BLS) Local Area Unemployment Statistics (LAUS). The most current Boone County annual average and monthly series are available via the BLS LAUS program (county series). (A single rate is not restated here because the “most recent year” changes; LAUS is the authoritative source.)
Major industries and employment sectors (county-level; ACS and regional structure)
Boone County’s employment base is typically concentrated in:
- Manufacturing
- Health care and social assistance
- Retail trade
- Educational services
- Construction
- Agriculture and related services
- Transportation/warehousing (regional logistics linkages)
For current county sector shares (percent of employed residents by industry), the most recent ACS “Industry by occupation”/industry tables on data.census.gov provide standardized breakdowns. For employer-establishment and payroll measures, federal datasets such as County Business Patterns (CBP) provide complementary detail (published through the Census Bureau).
Common occupations and workforce breakdown (county-level; ACS)
Occupational groupings for employed residents typically include:
- Management, business, science, and arts
- Service occupations
- Sales and office
- Natural resources, construction, and maintenance
- Production, transportation, and material moving
The most recent county occupational shares are available from ACS occupation tables via data.census.gov.
Commuting patterns and mean commute time (county-level; ACS)
Commuting characteristics are measured through ACS:
- Mean travel time to work (minutes)
- Mode share (drive alone, carpool, remote work, etc.)
Given Boone County’s location, commuting commonly includes:
- Within-county commuting to Boone and nearby employers
- Out-of-county commuting to Ames/Story County and the Des Moines area/Polk County
The official mean commute time and mode split are published in ACS commuting tables on data.census.gov.
Local employment versus out-of-county work (commuting flows; federal commuting datasets)
County-to-county commuting flows (residence-to-workplace) are best measured using:
- ACS “place of work” tables (limited)
- LEHD/LODES origin-destination data (where available)
Workforce in Boone County includes both residents working locally and a substantial share commuting to adjacent employment centers, consistent with an exurban county near large labor markets. Commuting flow tools and documentation are available through the Census Bureau’s LEHD program.
Housing and Real Estate
Homeownership and rental share (county-level; ACS)
Home tenure is reported in ACS:
- Owner-occupied housing unit share
- Renter-occupied housing unit share
The most current county estimates are available on data.census.gov (ACS tenure tables). Boone County typically exhibits higher homeownership in rural areas and smaller towns, with more rentals concentrated near town centers.
Median property values and recent trends (ACS and market proxies)
- Median value of owner-occupied housing units is published by ACS (county level) on data.census.gov.
- “Recent trends” can be proxied using multi-year ACS comparisons (5-year periods) because ACS smooths year-to-year changes; this is the standard public method for county trend tracking when proprietary sales databases are not used.
In central Iowa counties near metro labor markets, recent years have generally shown upward pressure on home values relative to earlier ACS periods, reflecting broader statewide and national housing appreciation. This statement describes typical regional directionality; the authoritative magnitude is the ACS median-value time series.
Typical rent prices (county-level; ACS)
- Median gross rent is published in ACS tables via data.census.gov. Rental prices in Boone County generally vary by unit type and location, with higher rents in newer multifamily properties and lower rents in older stock in smaller towns.
Housing types and development pattern (ACS structure; local context)
Boone County’s housing stock is typically characterized by:
- Single-family detached homes in Boone, Madrid, and Ogden neighborhoods
- Apartments and small multifamily buildings primarily in town cores and near employment/amenities
- Rural residential properties on larger lots and acreages outside municipal boundaries
- A mix of older housing in established neighborhoods and newer subdivisions near highway access
ACS “Units in structure” tables provide the standardized countywide distribution by housing type on data.census.gov.
Neighborhood characteristics (amenities and proximity pattern; descriptive proxy)
Neighborhood access patterns in Boone County commonly follow:
- Town-based amenities (schools, parks, grocery, clinics) concentrated in Boone and the smaller incorporated communities
- Auto-oriented access to services from rural areas via state and county highways
- School proximity strongest in neighborhoods within municipal boundaries where district campuses are located
Quantified neighborhood walkability and amenity indices are not consistently available as official county statistics; municipal land use maps and district boundary maps serve as practical proxies.
Property tax overview (rates and typical homeowner cost; Iowa property tax system)
Iowa property taxes are levied by overlapping jurisdictions (county, city, school district, and other taxing entities). Practical homeowner tax burden depends on:
- Assessed value, rollback provisions, and taxable value
- Consolidated levy rates for the specific property location (city vs. unincorporated area; school district)
The most reliable public explanations and calculation framework are provided by the Iowa Department of Revenue property tax overview. County-specific levy rates and typical tax bills are often published through the county assessor/treasurer; for Boone County, local levy and assessment administration is handled through county offices (county-published tax rate tables are the authoritative source for “average rate” within the county, because rates vary by taxing district).
Table of Contents
Other Counties in Iowa
- Adair
- Adams
- Allamakee
- Appanoose
- Audubon
- Benton
- Black Hawk
- Bremer
- Buchanan
- Buena Vista
- Butler
- Calhoun
- Carroll
- Cass
- Cedar
- Cerro Gordo
- Cherokee
- Chickasaw
- Clarke
- Clay
- Clayton
- Clinton
- Crawford
- Dallas
- Davis
- Decatur
- Delaware
- Des Moines
- Dickinson
- Dubuque
- Emmet
- Fayette
- Floyd
- Franklin
- Fremont
- Greene
- Grundy
- Guthrie
- Hamilton
- Hancock
- Hardin
- Harrison
- Henry
- Howard
- Humboldt
- Ida
- Iowa
- Jackson
- Jasper
- Jefferson
- Johnson
- Jones
- Keokuk
- Kossuth
- Lee
- Linn
- Louisa
- Lucas
- Lyon
- Madison
- Mahaska
- Marion
- Marshall
- Mills
- Mitchell
- Monona
- Monroe
- Montgomery
- Muscatine
- Obrien
- Osceola
- Page
- Palo Alto
- Plymouth
- Pocahontas
- Polk
- Pottawattamie
- Poweshiek
- Ringgold
- Sac
- Scott
- Shelby
- Sioux
- Story
- Tama
- Taylor
- Union
- Van Buren
- Wapello
- Warren
- Washington
- Wayne
- Webster
- Winnebago
- Winneshiek
- Woodbury
- Worth
- Wright