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St. Clair County
County
St. Clair County courthouse in Osceola
Location within the U.S. state of Missouri
Missouri's location within the U.S.
Coordinates: 38°02′N 93°46′W / 38.04°N 93.77°W / 38.04; -93.77
Country	United States
State	Missouri
Founded	January 29, 1841
Named for	Arthur St. Clair
Seat	Osceola
Largest city	Appleton City
Area
• Total	702 sq mi (1,820 km)
• Land	670 sq mi (1,700 km)
• Water	32 sq mi (80 km)  4.6%
Population
• Total	9,284
• Density	13/sq mi (5.1/km)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	4th
Website	www.stclaircomo.com

St. Clair County is a county located in the western portion of the U.S. state of Missouri. As of the 2020 census, the population was 9,284. Its county seat is Osceola. The largest city is Appleton City. The county was organized in 1841 and named after General Arthur St. Clair, Governor of the Northwest Territory. St. Clair was also the 9th president of the United States in Congress Assembled. Under his presidency, the Northwest Ordinance and United States Constitution were passed.

According to the April 1907 issue of The Century Magazine, for well over 30 years (dating from 1870) St. Clair County was in open rebellion against the U.S. Government, refusing to pay interest on bonds which it had issued to assist in the building of a railroad, which was never built.

Geography

According to the U.S. Census Bureau, the county has a total area of 702 square miles (1,820 km), of which 670 square miles (1,700 km) is land and 32 square miles (83 km) (4.6%) is water.

Adjacent counties

• Henry County (north)
• Benton County (northeast)
• Hickory County (east)
• Polk County (southeast)
• Cedar County (south)
• Vernon County (southwest)
• Bates County (northwest)

Major highways

• U.S. Route 54
• Route 13
• Route 52
• Route 82

Transit

• Jefferson Lines

Demographics

As of the census of 2000, there were 9,652 people, 4,040 households, and 2,791 families residing in the county. The population density was 14 people per square mile (5.4 people/km). There were 5,205 housing units at an average density of 8 units per square mile (3.1/km). The racial makeup of the county was 97.36% White, 0.23% Black or African American, 0.75% Native American, 0.15% Asian, 0.02% Pacific Islander, 0.29% from other races, and 1.21% from two or more races. Approximately 0.98% of the population were Hispanic or Latino of any race.

There were 4,040 households, out of which 26.30% had children under the age of 18 living with them, 57.60% were married couples living together, 7.70% had a female householder with no husband present, and 30.90% were non-families. 27.40% of all households were made up of individuals, and 14.80% had someone living alone who was 65 years of age or older. The average household size was 2.34 and the average family size was 2.83.

In the county, the population was spread out, with 23.00% under the age of 18, 5.60% from 18 to 24, 22.90% from 25 to 44, 27.20% from 45 to 64, and 21.30% who were 65 years of age or older. The median age was 44 years. For every 100 females there were 98.60 males. For every 100 females age 18 and over, there were 94.30 males.

The median income for a household in the county was $25,321, and the median income for a family was $31,498. Males had a median income of $23,231 versus $18,351 for females. The per capita income for the county was $14,025. About 16.20% of families and 19.60% of the population were below the poverty line, including 25.30% of those under age 18 and 17.60% of those age 65 or over.

2020 Census

Education

Public schools

• Appleton City R-II School District – Appleton City
  • Appleton City Elementary School (K–5)
  • Appleton City High School (06-12)
• Hudson R-IX School District – Appleton City
  • Hudson Elementary School (PK–8)
• Osceola Public Schools – Osceola
  • Osceola Elementary School (PK–6)
  • Osceola High School (7–12)
• Roscoe C-1 School District – Roscoe
  • Roscoe Elementary School (PK–8)
• Lakeland R-III School District – Lowry City & Deepwater
  • Lakeland Elementary School

Public libraries

• Appleton City Public Library
• St. Clair County Library-Main Library (Osceola)
• St. Clair County Library-Lowry City Branch

Communities

Cities

• Appleton City
• Lowry City
• Osceola (county seat)

Villages

• Collins
• Gerster
• Roscoe
• Vista

Unincorporated communities

• Chalk Level
• Cobb
• Crooks Springs
• Harper
• Iconium
• Johnson City
• Monegaw Springs
• Ohio
• Oyer
• Pape
• Raney
• Taberville
• Tiffin

Townships

St. Clair County is divided into 16 townships:

Politics

Local

The Republican Party predominantly controls politics at the local level in St. Clair County.

State

All of St. Clair County is a part of Missouri's 125th District in the Missouri House of Representatives and is represented by Warren Love (R-Osceola).

All of St. Clair County is a part of Missouri's 28th District in the Missouri Senate. The seat is currently Held by Sandy Crawford.

Federal

All of St. Clair County is included in Missouri's 4th Congressional District and is currently represented by Vicky Hartzler (R-Harrisonville) in the U.S. House of Representatives.

Political culture

See also

• National Register of Historic Places listings in St. Clair County, Missouri

References

1. "Explore Census Data". data.census.gov. Retrieved December 27, 2021.
2. "Find a County". National Association of Counties. Retrieved June 7, 2011.
3. Eaton, David Wolfe (1918). How Missouri Counties, Towns and Streams Were Named. The State Historical Society of Missouri. pp. 357.
4. Klos, Stanley L. (2004). "Arthur St. Clair". President Who? Forgotten Founders. Pittsburgh, Pennsylvania: Evisum, Inc. pp. 367–422. ISBN 0-9752627-5-0.
5. "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on October 21, 2013. Retrieved November 20, 2014.
6. "U.S. Decennial Census". United States Census Bureau. Retrieved November 20, 2014.
7. "Historical Census Browser". University of Virginia Library. Retrieved November 20, 2014.
8. "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved November 20, 2014.
9. "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Archived (PDF) from the original on March 27, 2010. Retrieved November 20, 2014.
10. "State & County QuickFacts". United States Census Bureau. Retrieved September 14, 2013.
11. "U.S. Census website". United States Census Bureau. Retrieved January 31, 2008.
12. "P2 HISPANIC OR LATINO, AND NOT HISPANIC OR LATINO BY RACE – 2020: DEC Redistricting Data (PL 94-171) – St. Clair County, Missouri".
13. Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved March 26, 2018.

External links

• Digitized 1930 Plat Book of St. Clair County Archived August 16, 2011, at the Wayback Machine from University of Missouri Division of Special Collections, Archives, and Rare Books
• St.Clair County Sheriff's Office

v t e Places adjacent to St. Clair County, Missouri
Bates County Henry County Benton County St. Clair County, Missouri Hickory County Vernon County Cedar County Polk County

v t e Municipalities and communities of St. Clair County, Missouri, United States
County seat: Osceola
Cities	Appleton City Lowry City Osceola
Villages	Collins Gerster Roscoe Vista
Townships	Appleton Butler Center Chalk Level Collins Dallas Doyal Jackson Monegaw Osage Osceola Polk Roscoe Speedwell Taber Washington
Unincorporated communities	Chalk Level Cobb Crooks Springs Harper Iconium Johnson City Monegaw Springs Ohio Oyer Pape Raney Taberville Tiffin
Ghost towns	Corbin Iuka Springs
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38°02′N 93°46′W / 38.04°N 93.77°W / 38.04; -93.77

• Missouri counties
• St. Clair County, Missouri
• 1841 establishments in Missouri
• Populated places established in 1841