Thomas County, Kansas
Thomas County: County in Kansas, United States
About
Thomas County is a county located in the U.S. state of Kansas. As of the 2010 census, the population was 7,900 and a population density of 3 people per km². After 10 years in 2020 county had an estimated population of 7,702 inhabitants. Its county seat is Colby. The county was created 139 years ago in 1885.
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Quick Facts about Thomas County
Population : | 7,702 (2020) |
Country : | United States of America |
State : | Kansas (United States) |
Different from : | Thomas County, Thomas County |
Area : | 2784 km2 |
Water as percent of area : | 0.01% |
Land as percent of area : | 99.99% |
Named for : | George Henry Thomas |
Capital : | Colby |
Establishment : | October 10, 1885 |
Time Zone : | Central Time Zone |
Local time : | 11:46:14 (22nd February 2025) |
Density : | 3 Pop. per km² as of 2020 |
Population growth : | -2.57% (2010-2020) |
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
Geography
Thomas County is located at 39°21'3"N 101°3'20"W (39.3509700, -101.0555300). It has 5 neighbors: Decatur County, Gove County, Logan County, Rawlins County and Sheridan County.
Thomas County map
The largest city of Thomas County is Colby with a population of 5,315. Other cities include, Oakley population 2,030, Brewster population 289, Rexford population 223 and Gem population 84. See all Thomas County cities & populated places.
Thomas County Populated Places
Cities, towns, neighborhoods & other populated places in Thomas County.
City Name | Population | Title |
---|---|---|
Colby | 5,315 | City in Thomas County, Kansas, United States of America |
Oakley | 2,030 | City in Kansas |
Brewster | 289 | Human settlement in Thomas County, Kansas, United States of America |
Rexford | 223 | City in Kansas, United States |
Gem | 84 | City in Kansas, United States |
Menlo | 58 | Human settlement in Thomas County, Kansas, United States of America |
- Official Website
Official website of Thomas County
Thomas County has 5 neighbours.
- Decatur County county in Kansas, United States
- Gove County county in Kansas, United States
- Logan County county in Kansas, United States
- Rawlins County county in Kansas, United States
- Sheridan County county in Kansas, United States
- Colby
Demographics
According to census records, the population of Thomas County decreased by 2.57% in 10 years.
Year | Population | % Change | Method |
2010 | 7,900 | - | census |
2011 | 7,941 | 0.52% | estimation process |
2012 | 7,933 | -0.1% | estimation process |
2013 | 7,933 | 0% | estimation process |
2014 | 7,836 | -1.24% | estimation process |
2015 | 7,895 | 0.75% | estimation process |
2016 | 7,847 | -0.61% | estimation process |
2017 | 7,821 | -0.33% | estimation process |
2018 | 7,710 | -1.44% | estimation process |
2019 | 7,777 | 0.86% | estimation process |
2020 | 7,702 | -0.97% | estimation process |
Other places with the same name (3)
- Thomas County , Georgia county in Georgia, United States with a population of 44,372 people.
- Thomas County , Nebraska county in Nebraska, United States with a population of 739 people.
Kansas Other Counties (more counties)
County Name | Population | Title |
---|---|---|
Johnson County | 607,220 | County in Wyoming, United States |
Sedgwick County | 519,907 | County in Kansas, United States |
Wichita | 391,731 | The largest city in Kansas and the center of the Wichita metropolitan area. |
Overland Park | 197,381 | The second most populous city in Johnson County, Kansas. |
Shawnee County | 175,999 | County in Kansas, United States |
Wyandotte County | 165,265 | County in Kansas, United States |
Kansas City | 152,960 | The second most populous city in Kansas. |
Douglas County | 122,530 | County in Kansas, United States |
Leavenworth County | 82,246 | County in Kansas, United States |
Riley County | 73,202 | County in Kansas, United States |
Butler County | 66,992 | County in Kansas, United States of America |
Shawnee | 66,298 | The most populous city in Johnson County, Kansas. |
Reno County | 61,793 | County in Kansas, United States |
Lenexa | 56,156 | The most populous city in Johnson County, Kansas. |
Saline County | 53,926 | County in Kansas, United States |
Salina | 46,274 | The most populous city in Saline County, Kansas. |