Sullivan County, Missouri
Sullivan County: County in Missouri, United States
About
Sullivan County is a county located in the U.S. state of Missouri. As of the 2010 census, the population was 6,714 and a population density of 4 people per km². After 10 years in 2020 county had an estimated population of 6,033 inhabitants. Its county seat is Milan. The county was created 179 years ago in 1844.
Quick Facts about Sullivan County
| Population : | 6,033 (2020) |
| Country : | United States of America |
| State : | Missouri (United States) |
| Different from : | Sullivan County, Sullivan County, Sullivan County, Sullivan County, Sullivan County |
| Area : | 1687 km2 |
| Water as percent of area : | 0.5% |
| Land as percent of area : | 99.5% |
| Named for : | John Sullivan |
| Capital : | Milan |
| Establishment : | January 01, 1845 |
| Time Zone : | America/Chicago |
| Local time : | 19:39:24 (21st December 2024) |
| Density : | 4 Pop. per km² as of 2020 |
| Population growth : | -11.29% (2010-2020) |
Geography
Sullivan County is located at 40°12'38"N 93°6'41"W (40.2106400, -93.1115200). It has 4 neighbors: Linn County, Grundy County, Mercer County and Putnam County.
Sullivan County map
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The largest city of Sullivan County is Milan with a population of 1,764. Other cities include, Green City population 589, Newtown population 163, Humphreys population 107 and Pollock population 79. See all Sullivan County cities & populated places.
Sullivan County Populated Places
Cities, towns, neighborhoods & other populated places in Sullivan County.
| City Name | Population | Title |
|---|---|---|
| Milan | 1,764 | City in Missouri, USA |
| Green City | 589 | City in Sullivan County, Missouri, United States |
| Newtown | 163 | City in Missouri, United States |
| Humphreys | 107 | Human settlement in Sullivan County, Missouri, United States of America |
| Pollock | 79 | Settlement in Missouri, USA |
| Harris | 55 | City in Sullivan County, Missouri, United States |
| Osgood | 42 | Human settlement in Sullivan County, Missouri, United States of America |
Sullivan County has 4 neighbours.
- Linn County county in Missouri, United States
- Grundy County county in Missouri, United States
- Mercer County county in Missouri, United States
- Putnam County county in Missouri, United States
- Milan
Demographics
According to census records, the population of Sullivan County decreased by 11.29% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 6,714 | - | census |
| 2011 | 6,663 | -0.77% | estimation process |
| 2012 | 6,556 | -1.63% | estimation process |
| 2013 | 6,497 | -0.91% | estimation process |
| 2014 | 6,472 | -0.39% | estimation process |
| 2015 | 6,366 | -1.67% | estimation process |
| 2016 | 6,333 | -0.52% | estimation process |
| 2017 | 6,212 | -1.95% | estimation process |
| 2018 | 6,233 | 0.34% | estimation process |
| 2019 | 6,089 | -2.36% | estimation process |
| 2020 | 6,033 | -0.93% | estimation process |
People born in Sullivan County (1)
American football and baseball player and coach, basketball coach (1899-1967) Toby Greene was born in Sullivan County
Other places with the same name (6)
- Sullivan County , Tennessee county in New York, United States with a population of 158,755 people.
- Sullivan County , New York county in New York, United States with a population of 75,802 people.
- Sullivan County , New Hampshire county in New Hampshire, United States with a population of 43,267 people.
- Sullivan County , Indiana county in Indiana, United States with a population of 20,578 people.
- Sullivan County , Pennsylvania county in Pennsylvania, United States with a population of 5,913 people.
Missouri Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Saint Louis County | 994,020 | County in Minnesota, United States |
| Jackson County | 705,925 | County in Oregon, United States |
| Kansas City | 495,327 | The third most populous city in Missouri and the center of the Kansas City metropolitan area. |
| Saint Charles County | 406,204 | County in Missouri, United States |
| St. Louis | 315,685 | The second most populous city in Missouri and the center of the St. |
| Greene County | 294,997 | County in Tennessee, United States |
| Clay County | 253,463 | County in North Carolina, United States |
| Jefferson County | 226,543 | County in Missouri, United States |
| Boone County | 182,991 | County in West Virginia, United States |
| Columbia | 124,769 | The most populous city in the state of Missouri. |
| Jasper County | 121,648 | County in South Carolina, United States |
| Independence | 116,774 | A city in Jackson County, Missouri. |
| East Independence | 110,675 | A census-designated place in Jackson County, Missouri. |
| Cass County | 106,806 | County in Missouri, United States |
| Platte County | 106,532 | County in Wyoming, United States |
| Franklin County | 104,469 | County in Missouri, United States |
