Pettis County

Pettis County is located in west-central Missouri, on the outer edge of the Kansas City–Columbia corridor. Established in 1833 and named for U.S. Congressman Spencer Pettis, it developed as an agricultural region and later as a transportation and trade hub along major road and rail routes. The county is mid-sized by Missouri standards, with a population of roughly 43,000 residents (2020). Sedalia, the county seat and largest city, serves as the primary center for government, services, and employment, while much of the surrounding area remains rural. The landscape consists of gently rolling plains and farmland typical of the Central Lowlands, supporting row-crop agriculture and livestock. Manufacturing, logistics, health care, and education contribute to the local economy, with Sedalia providing most urban infrastructure and cultural institutions.

Pettis County is located in west-central Missouri, with Sedalia as its county seat, and sits along major regional corridors connecting the Kansas City and Lake of the Ozarks areas. The county’s demographic characteristics are tracked through federal census programs and local government administrative resources.

Population Size

According to the U.S. Census Bureau QuickFacts for Pettis County, Missouri, Pettis County had an estimated population of 42,718 (2023).

Age & Gender

The U.S. Census Bureau QuickFacts for Pettis County, Missouri provides county-level age and sex statistics; however, a complete multi-bracket age distribution (e.g., 0–17, 18–24, 25–44, 45–64, 65+) and a male-to-female ratio are not fully reported on QuickFacts as a single table for every county. For detailed age-by-sex distributions, use the Census Bureau’s county tables via data.census.gov (American Community Survey 5-year county profiles/tables).

QuickFacts does report selected age measures for the county (such as median age and persons under 18 / 65+), along with sex counts/percent female where available; refer directly to the county’s QuickFacts page for the current published figures.

Racial & Ethnic Composition

The U.S. Census Bureau QuickFacts for Pettis County, Missouri reports the county’s racial composition (e.g., White, Black or African American, Asian, American Indian and Alaska Native, Native Hawaiian and Other Pacific Islander, Two or More Races) and ethnicity (Hispanic or Latino). QuickFacts presents these as percentages (and sometimes counts) drawn from Census/ACS releases; refer to the county page for the current detailed breakdown.

Household & Housing Data

Key household and housing indicators for Pettis County are published in the U.S. Census Bureau QuickFacts for Pettis County, Missouri, including commonly used planning measures such as:

• Number of households
• Average household size
• Owner-occupied housing rate
• Median value of owner-occupied housing units
• Median gross rent
• Total housing units and selected housing characteristics (as reported)

For local government context and administrative resources, visit the Pettis County official website.

Pettis County, Missouri is centered on Sedalia and includes surrounding rural areas where lower population density can make last‑mile broadband buildout less economical, shaping how residents access email (often via mobile networks or shared connections).

Direct county‑level email usage statistics are generally not published; email adoption is commonly inferred from proxy indicators such as internet/broadband subscription and computer availability reported by the U.S. Census Bureau (data.census.gov) and summarized in QuickFacts for Pettis County. These sources provide broadband subscription and household computer access measures used as practical indicators of email access capacity.

Age structure influences email adoption because older populations tend to report lower rates of some online activities and may rely more on in‑person or telephone communication; county age distributions are available via Census age and demographic profiles. Gender distribution is typically near parity and is less predictive of email adoption than age and connectivity in most U.S. demographic analyses.

Connectivity constraints in rural portions of the county are reflected in federal broadband availability and deployment data from the FCC National Broadband Map, which documents where fixed broadband service is limited or uneven.

Pettis County is located in west-central Missouri and includes the City of Sedalia as its primary population center. Outside Sedalia, the county is largely rural with low-to-moderate population density and an agricultural land-use pattern. This settlement geography typically produces uneven mobile signal quality: stronger coverage and higher-capacity cell sites along highways and in/near Sedalia, with more variable service in sparsely populated areas where fewer towers serve larger land areas. County-level population and housing context can be referenced through Census.gov (data.census.gov).

Key distinction: network availability vs. adoption

Network availability describes where mobile broadband service is reported to be offered (coverage footprints, advertised technologies such as LTE/5G, and reported speeds).
Adoption describes whether residents actually subscribe to and use mobile service (smartphone ownership, mobile broadband subscriptions, and whether mobile is the primary internet connection).

County-level adoption metrics are often not published with high precision due to survey sample sizes, while coverage is frequently available through provider-reported mapping products.

Mobile penetration or access indicators (county-relevant measures)

Availability-oriented indicators (reported coverage)

• The primary public source for U.S. broadband availability is the FCC’s Broadband Data Collection and National Broadband Map, which includes mobile coverage layers and provider-reported availability by location. County summaries can be derived from map queries and downloads available via the FCC National Broadband Map.
• Missouri’s statewide broadband program maintains planning and mapping resources that provide state context and, in some cases, county-relevant reporting and supporting datasets through the Missouri Department of Economic Development broadband office.

Limitations: FCC mobile coverage is based on provider submissions and modeled coverage; it is not a direct measurement of typical on-the-ground performance (especially indoors or in terrain/vegetation-heavy areas).

Adoption-oriented indicators (subscription and device access)

• The American Community Survey (ACS) publishes household “computer and internet” measures (including cellular data plans) but county-level reliability varies by estimate and year. County tables and time series can be accessed through Census.gov.
• The ACS does not directly publish a “mobile penetration rate” for a specific county in the way some countries report SIM subscriptions; instead, it supports indirect indicators such as:
  • households with an internet subscription that includes a cellular data plan
  • smartphone/computing device availability as part of “computer” types in some table structures (depending on year/table)

Limitations: ACS household internet measures indicate household subscription types, not the geographic availability of mobile networks, and may not capture individual-level smartphone ownership for every resident.

Mobile internet usage patterns (4G/LTE and 5G availability)

Network availability (4G/5G)

• 4G/LTE is the baseline mobile broadband technology across most U.S. counties and is generally expected to be the most geographically extensive layer, including in rural areas.
• 5G availability typically concentrates first in population centers (Sedalia), along major transportation corridors, and areas where carriers have upgraded sites and backhaul capacity. Countywide 5G presence can vary substantially by carrier and spectrum type.
• Public, location-based availability and carrier footprints (including 4G/5G) can be examined using the interactive layers and provider lists on the FCC National Broadband Map.

Limitations: Public sources generally report availability (service offered) rather than consistent user experience. Local performance can differ from advertised/maximum values due to distance from the tower, network loading, indoor attenuation, and backhaul constraints.

Actual use patterns (mobile as primary vs. supplemental access)

• In rural counties, mobile broadband is commonly used as:
  • a supplemental connection when fixed broadband is present but mobility is needed, or
  • a primary home internet connection in locations where fixed broadband options are limited or costly.
• The share of households using a cellular data plan (including as their only subscription) is measurable via ACS household internet subscription tables from Census.gov, but the precision at county scale depends on the specific estimate and margin of error.

Common device types (smartphones vs. other devices)

• Smartphones are the dominant end-user device for mobile network access nationally, and county-level device mix is generally inferred from broader survey sources rather than directly measured for each county.
• Hotspots and fixed-wireless/cellular routers are more prevalent in rural settings compared with dense urban cores, because they can serve as a home internet workaround when fixed wired options are limited. These devices are not always visible in standard public datasets at the county level.
• Tablets and connected laptops typically represent a smaller share of cellular-connected endpoints than smartphones; they often rely on Wi‑Fi but may include cellular plans.

County-level limitation: No single public dataset provides a definitive, county-specific breakdown of “smartphone vs. basic phone vs. hotspot router” device shares for Pettis County. Publicly accessible county indicators most often appear as household subscription types (ACS) rather than device inventories.

Demographic and geographic factors influencing mobile usage in Pettis County

Geography, land use, and settlement pattern

• Pettis County’s rural land area and dispersed residences outside Sedalia increase the per-user cost of dense cell-site deployment, which commonly results in:
  • more variable signal strength in sparsely populated areas,
  • greater reliance on lower-band spectrum for broader coverage (when deployed by carriers),
  • localized capacity constraints in areas served by fewer sites.
• Terrain and vegetation can affect propagation; even in areas with reported coverage, indoor performance may vary with building materials and distance from the serving site.

Population distribution and local anchors

• Sedalia functions as the county’s primary hub for employment, education, and services; such hubs typically receive earlier capacity upgrades (including 5G and fiber-fed sites) than remote areas.
• Transportation corridors often show stronger availability due to continuous coverage objectives and higher traffic volumes.

Socioeconomic factors tied to adoption (household-level)

• Adoption measures are more closely tied to income, age distribution, and housing stability than to raw coverage alone. These factors influence:
  • ability to maintain postpaid plans,
  • preference for prepaid service,
  • reliance on mobile-only internet.
• County demographic and housing characteristics relevant to adoption (age structure, income, housing tenure) are available through Census.gov. County-level context and local planning references are typically accessible through the Pettis County government website and the City of Sedalia website.

Summary of what is measurable at county level

• Best sources for availability (4G/5G footprints, providers, reported service): FCC National Broadband Map (provider-reported, location-based).
• Best sources for adoption proxies (household subscription types including cellular data plans): Census.gov (ACS tables; margins of error should be reviewed).
• Most common gap: A definitive, county-specific “mobile penetration rate” and device-type shares are not consistently published for Pettis County in public datasets; available public indicators focus on household internet subscription types and provider-reported coverage rather than direct measurement of mobile device ownership and real-world performance.

Pettis County is in west‑central Missouri, anchored by Sedalia (the county seat) and shaped by a mix of regional manufacturing, logistics, and agriculture. Sedalia’s role as a service center for surrounding rural communities, along with events such as the Missouri State Fair, contributes to social media use that typically blends local news/community-group activity with mainstream, mobile-first entertainment platforms.

User statistics (penetration and active use)

• No county-specific social media penetration statistics are published in major national datasets; most reliable measures are reported at the U.S. level rather than the county level.
• National benchmarks commonly used to contextualize counties:
  • About 7 in 10 U.S. adults use social media (varies by survey year and methodology). Source: Pew Research Center: Social Media Fact Sheet.
  • Internet access is the primary constraint on social media participation, and rural areas tend to report lower broadband availability than urban areas. Source: FCC National Broadband Map (local availability context).

Age group trends (who uses social media most)

National patterns that typically map onto county age structures:

• Highest usage: Adults 18–29 and 30–49 report the highest overall social media use and the highest rates of use across multiple platforms. Source: Pew Research Center platform-by-age estimates.
• Middle usage: Adults 50–64 show broad adoption but lower multi‑platform intensity than younger adults.
• Lowest usage: Adults 65+ have the lowest overall use, though adoption has increased over time and remains substantial on a few platforms (notably Facebook). Source: Pew Research Center.

Gender breakdown

Nationally observed differences:

• Women are more likely than men to use several major platforms, especially Facebook, Instagram, Pinterest, and TikTok in Pew estimates; men are more likely to report use of some discussion- or professional-oriented platforms in certain surveys. Source: Pew Research Center platform-by-gender estimates.
• County-level gender splits in social media use are not routinely published; local patterns generally track the national tendency toward higher social app use among women, particularly for community, family, and lifestyle content.

Most-used platforms (with percentages where possible)

County-specific platform shares are not available from major public datasets; the most defensible approach is to cite national platform penetration as a benchmark:

• YouTube and Facebook consistently rank among the most used platforms among U.S. adults.
• Instagram and TikTok show stronger concentration among younger adults.
• Nextdoor and community Facebook Groups are widely used in many small-city/rural settings for local information exchange, though consistent public county-level penetration is not published.
• For current national platform penetration percentages and demographic splits, use: Pew Research Center’s Social Media Fact Sheet (platform-by-platform shares).

Behavioral trends (engagement patterns and preferences)

Behavioral patterns documented in national research that commonly appear in small-city and mixed rural/urban counties such as Pettis County:

• Local information seeking and community coordination: Higher reliance on Facebook (especially Groups) for school updates, events, civic issues, and buy/sell activity; this aligns with national findings that social platforms are used for community connection and local news sharing. Source: Pew Research Center journalism and news research.
• Short-form video growth: TikTok, Instagram Reels, and YouTube Shorts drive high engagement time, particularly among younger adults; video is a primary format for entertainment and creator content. Source: Pew Research Center.
• Messaging-first interaction: A substantial share of social interaction occurs via private or semi-private channels (Messenger, Instagram DM, Snapchat), reflecting broader U.S. trends toward smaller-audience sharing.
• Platform “role specialization”: Common division of use—Facebook for community/family networks, YouTube for how-to/entertainment, Instagram/TikTok for trends and creators, and X for real-time commentary—mirroring national usage patterns reported by large surveys. Source: Pew Research Center.

Pettis County, Missouri maintains several family and associate-related public records through county and state agencies. Birth and death records are Missouri vital records; certified copies are issued by the Missouri Department of Health and Senior Services (DHSS) and by local public health agencies such as the Pettis County Health Center. Marriage licenses and marriage records are maintained by the Pettis County Clerk. Divorce and other family-court case files are handled through the Circuit Court; docket access is provided through the Missouri courts’ Case.net system. Adoption records in Missouri are generally not public and are governed by state confidentiality rules.

Public database access for court cases is primarily through Case.net (party names, case events, some documents). Land and deed records, which are commonly used for associate/household research, are maintained by the Pettis County Recorder of Deeds, which provides public record search access and in-office retrieval.

Access methods include online searches (Case.net; Recorder search portals where offered) and in-person requests at the relevant office for certified copies or file inspection during business hours.

Privacy restrictions commonly apply to certified vital records, adoption files, and certain protected court records (juvenile matters, sealed cases, and sensitive information redactions).

Types of records available in Pettis County, Missouri

• Marriage license and marriage record (certificate/return)
  Pettis County maintains records of marriage licenses issued by the county and the completed license “return” (the officiant’s certification) filed after the ceremony.
• Divorce decrees and dissolution case files
  Divorce in Missouri is handled as dissolution of marriage in circuit court. Records commonly include the judgment/decree of dissolution and related pleadings and orders in the case file.
• Annulments
  Annulments are handled through the circuit court as civil actions affecting marital status. Resulting records typically include the judgment and associated case filings.

Where records are filed and how they can be accessed

• Marriage records (licenses/returns)

  • Filed/kept by: Pettis County Recorder of Deeds (county-level marriage licensing and recording).
  • Access: Requests are typically made directly to the Recorder of Deeds office for certified or informational copies. Some marriage index information may be available through county or statewide index resources, while certified copies are issued by the custodian office.

• Divorce and annulment records (court records)

  • Filed/kept by: Missouri Circuit Court, 18th Judicial Circuit (Pettis County), generally through the Circuit Clerk as the legal custodian of court case files and judgments.
  • Access: Many Missouri case docket entries and some case details are available through Missouri Case.net (statewide judiciary case management portal). Official certified copies of judgments and full documents are obtained from the Pettis County Circuit Clerk.
    Link: Missouri Case.net

• State-level vital records note (marriage)

  • Missouri maintains a central repository for many vital records; however, county recorders are the primary custodians of county marriage license records. For statewide vital records background, the Missouri Department of Health and Senior Services provides general guidance.
    Link: Missouri DHSS — Vital Records

Typical information included in these records

• Marriage license / marriage record

  • Full legal names of both parties (and commonly prior names)
  • Date and place the license was issued (county)
  • Ages and/or dates of birth (varies by time period/form)
  • Residences and places of birth (often included on applications)
  • Names of parents (often included on applications, varies by time period)
  • Officiant name/title and the date and location of the ceremony
  • Date the completed license was returned and recorded; book/page or instrument number

• Divorce (dissolution) decree / court case file

  • Names of the parties and case number
  • Filing date, hearing dates, and date of judgment
  • Findings and orders dissolving the marriage
  • Orders on legal issues such as division of property and debts, maintenance (alimony), and restoration of a prior name
  • Parenting plan, custody, visitation, and child support provisions when minor children are involved
  • Related documents may include the petition, service/returns, motions, settlement agreement, financial statements, and support calculation worksheets (contents vary by case)

• Annulment court records

  • Names of the parties and case number
  • Legal basis asserted for annulment and related findings
  • Judgment declaring the marriage void/voidable as determined by the court
  • Orders addressing associated issues (property, support, children) when applicable
  • Supporting pleadings and evidentiary filings as contained in the case file

Privacy or legal restrictions

• Marriage records

  • Marriage licenses and recorded marriage returns are generally treated as public records maintained by the county recorder. Access is commonly available through in-person or written request procedures. Identification and fees are typically required for certified copies as an administrative requirement.

• Divorce and annulment court records

  • Missouri court records are generally public, but specific documents or information may be restricted by statute, court rule, or court order.
  • Sealed/confidential materials may include certain family court records, protected personal identifiers, and documents sealed by the judge (for example, particular filings involving minors, sensitive financial information, or other protected matters).
  • Public access versions of court records commonly exclude or redact protected information (such as Social Security numbers and certain financial account information) consistent with court rules and privacy protections.
  • Certified copies of judgments are issued by the Circuit Clerk; access to non-public portions requires legal authorization reflected in the case record or applicable law.

Pettis County is in west‑central Missouri, anchored by Sedalia (the county seat) and smaller communities such as La Monte, Smithton, and Green Ridge. The county’s population is roughly in the low‑40,000s (recent American Community Survey estimates), with a mix of city neighborhoods in and around Sedalia and extensive rural areas oriented around agriculture, manufacturing, and regional services.

Education Indicators

Public school districts and school names

Pettis County’s public K–12 education is primarily provided by these districts (with commonly listed schools/campuses):

• Sedalia School District 200
  • Sedalia Middle School (grades 6–8)
  • Smith‑Cotton High School (9–12)
  • Multiple elementary schools serving Sedalia (campus names vary by year and enrollment configuration)
• La Monte R‑IV School District
  • La Monte Elementary School
  • La Monte Jr./Sr. High School
• Green Ridge R‑VIII School District
  • Green Ridge School (commonly configured as a single K–12 building)
• Smithton R‑VI School District
  • Smithton School (commonly configured as a single K–12 building)

A definitive, current school list by district is maintained in Missouri’s public district/school directories and the state report-card system; see the Missouri Department of Elementary and Secondary Education (DESE) and DESE School and District Data.

Student–teacher ratios and graduation rates

• Student–teacher ratios (proxy): Countywide ratios are not always published as a single metric; district-level ratios typically fall near Missouri norms (often mid‑teens students per teacher). For Pettis County districts, the most recent district-specific ratios are reported in DESE’s district profiles and staffing/enrollment tables (see DESE School and District Data).
• High school graduation rate: Reported by district/high school through the Missouri School Report Card. Graduation rates for comprehensive high schools in Missouri commonly cluster in the high‑80% to low‑90% range, with year-to-year variation; the definitive rate for Smith‑Cotton High School and other relevant high schools is available in the Missouri School Report Card / DESE data portal.

Adult educational attainment

Using recent American Community Survey (ACS) county estimates (adult population age 25+; most recent 5‑year release):

• High school diploma (or equivalent) or higher: commonly reported for Pettis County in the upper‑80% range (approximate; ACS table-based measure).
• Bachelor’s degree or higher: commonly reported for Pettis County in the mid‑teens to around one‑fifth of adults (approximate; ACS table-based measure).

County-specific attainment levels can be verified in ACS table S1501 (Educational Attainment) via the U.S. Census Bureau data portal.

Notable programs (STEM, vocational, AP, dual credit)

• Career and technical education (CTE): Missouri districts, including those in Pettis County, commonly offer CTE pathways aligned to state CTE standards (e.g., agriculture, industrial/technical programs, business/marketing, health-related coursework), with some programs delivered through district offerings and regional partnerships.
• Advanced Placement (AP) / dual credit (proxy): Comprehensive high schools in Missouri frequently provide AP and/or dual-credit opportunities; the specific course catalog and participation for Smith‑Cotton High School and other high schools are published by districts and reflected in DESE course/program reporting. Program confirmation is available through district course guides and DESE reporting.

School safety measures and counseling resources

• Safety measures (typical for Missouri districts): Controlled building access, visitor management procedures, emergency operations planning, drills (fire, tornado, intruder response), and coordination with local law enforcement are standard practices. District board policies and school safety plans provide the authoritative details.
• Counseling and student supports: School counselor services are standard in K–12 districts (academic planning, social-emotional supports, crisis response protocols). Many districts also use referrals to community mental health providers and implement tiered student support frameworks (e.g., MTSS). District staffing reports and counseling department information provide program specifics.

Employment and Economic Conditions

Unemployment rate (most recent year available)

• Unemployment rate: The most recent official county unemployment rate is published by the U.S. Bureau of Labor Statistics Local Area Unemployment Statistics (LAUS) (often presented as annual averages and monthly rates). Pettis County typically tracks near Missouri’s overall labor-market conditions, with year-to-year variation based on statewide and regional trends.
  Note: A single definitive “most recent year” value requires the LAUS table pull for Pettis County; the LAUS series is the authoritative source.

Major industries and employment sectors

Based on typical county patterns reported through ACS industry tables and regional economic profiles:

• Manufacturing (a significant regional employer base in Sedalia and surrounding areas)
• Health care and social assistance
• Retail trade
• Educational services
• Accommodation and food services
• Public administration
• Construction and transportation/warehousing
• Agriculture (more prominent in rural areas; fewer workers than the sector’s land-use footprint suggests)

The sector distribution is available in ACS tables (industry by occupation) through data.census.gov.

Common occupations and workforce breakdown

Common occupational groupings in the county typically include:

• Production (manufacturing-related)
• Office and administrative support
• Sales and related
• Healthcare support and practitioner roles
• Transportation and material moving
• Education, training, and library
• Construction and extraction
• Management and business occupations (smaller share than metro counties)

Authoritative county estimates appear in ACS occupation tables (e.g., S2401) via data.census.gov.

Commuting patterns and mean commute time

• Mean commute time (proxy): Counties anchored by a small city and rural hinterland in this part of Missouri commonly show mean commute times around 20–25 minutes, with some longer commutes for out‑of‑county employment.
• Mode share (typical): Predominantly drive-alone commuting, with limited public transit usage; carpooling represents a smaller secondary share, and work-from-home varies by occupation.

Definitive county commute metrics (mean travel time to work, mode share) are in ACS commuting tables (e.g., S0801) at data.census.gov.

Local employment versus out‑of‑county work

Pettis County contains major employment nodes in Sedalia, so a substantial share of residents work within the county, while another share commutes to nearby counties in the region. County-to-county commuting flows are available from the Census OnTheMap (LEHD) tool and ACS journey-to-work tables.

Housing and Real Estate

Homeownership and rental share

• Tenure split: Pettis County typically shows a majority owner‑occupied housing stock with a sizable renter share concentrated in Sedalia (apartments and single-family rentals).
  Definitive owner/renter percentages are available from ACS housing tables (e.g., DP04, S2501) via data.census.gov.

Median property values and recent trends

• Median home value (proxy): Pettis County’s median owner‑occupied home value is generally below the U.S. median and often below Missouri’s statewide median, reflecting a mix of modest‑priced city housing and rural properties. Recent multi‑year trends in Missouri have included rising values since 2020 with variability by neighborhood and property condition.
• Trend note: For a definitive current median value and year-over-year change, ACS DP04 (value) provides consistent methodology; transaction-based measures can differ due to sales mix.

Typical rent prices

• Gross rent (proxy): Typical county gross rents are generally below major Missouri metros, with the highest rents clustered in Sedalia and in newer multi‑family stock. ACS provides median gross rent and rent distribution.

Definitive medians and distributions are available in ACS DP04/S2501 at data.census.gov.

Types of housing

• Sedalia and immediate suburbs: Larger share of single‑family detached homes, plus duplexes and small apartment buildings, and some newer multi‑family development.
• Small towns (La Monte, Smithton, Green Ridge): Primarily single‑family homes with limited apartment supply.
• Rural areas: Farmhouses, manufactured homes, and rural lots/acreage; outbuildings and agricultural structures are common.

Neighborhood characteristics (proximity to schools/amenities)

• Sedalia: Neighborhoods closer to the city core tend to have shorter access to schools, retail, and health services; outer areas offer larger lots and quieter streets with longer driving distances to amenities.
• Rural and small-town areas: Greater reliance on driving for schools, groceries, and healthcare; proximity to highways influences commute feasibility to Sedalia and nearby employment centers.

Property tax overview (rate and typical cost)

• Tax structure: Missouri property taxes are based on assessed value (a percentage of market value) multiplied by local levy rates (county, city, school district, and special districts). Owner‑occupied residential property is generally assessed at 19% of market value under Missouri assessment rules.
• Typical effective rate (proxy): Effective property tax rates in Missouri often fall around ~0.8% to ~1.2% of market value, varying by school district and local levies; Pettis County varies by jurisdiction (Sedalia vs. unincorporated areas and by school district).
• Typical annual bill (proxy): A mid‑priced home in Pettis County commonly yields a property tax bill in the low‑to‑mid thousands of dollars per year, depending on location and exemptions.

Authoritative levy rates and assessment rules are available via the Missouri Department of Revenue (property tax overview) and local county assessor/collector publications (Pettis County offices).