Allen County, Kentucky
Allen County: county in Kentucky, United States
About
Allen County is a county located in the U.S. state of Kentucky. As of the 2010 census, the population was 19,956 and a population density of 22 people per km². After 10 years in 2020 county had an estimated population of 21,303 inhabitants. Its county seat is Scottsville. The county was created 211 years ago in 1815.
County Snapshot
Allen County at a glance
Allen County currently has 1 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
1
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Kentucky counties
120
Open related pagesLargest city
ScottsvillePopulation 4,548
Top linked places
Quick Facts about Allen County
| Population | 21,303 (2020) |
| Country | United States of America |
| State | Kentucky (United States) |
| Different from | Allegheny County, Alleghany County, Alleghany County, Allegan County, Allegany County |
| Area | 912 km2 |
| Water as percent of area | 2.1% |
| Land as percent of area | 97.9% |
| Latitude & Longitude | 36.7513,-86.1904 |
| Named for | John Allen |
| Capital | Scottsville |
| Establishment | January 11, 1815 |
| Time Zone | Central Time Zone |
| Local time | 14:16:26 (18th April 2026) |
| Density | 23 Pop. per km² as of 2020 |
| Population growth | 6.32% (2010-2020) |
| Weather | 81℉ Chance Rain Showers then Chance Showers And Thunderstorms 7-days weather |
Geography
Allen County is located at 36°45'5"N 86°11'26"W (36.7513200, -86.1904200). It has 6 neighbors: Barren County, Monroe County, Simpson County, Warren County, Macon County and Sumner County.
Allen County map
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The largest city of Allen County is Scottsville with a population of 4,548. . See all Allen County cities & populated places.
Allen County Populated Places
Cities, towns, neighborhoods & other populated places in Allen County.
| City Name | Population | Title |
|---|---|---|
| Scottsville | 4,548 | City in Kentucky |
Weather
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation i...
7-Day ForecastOfficial website of Allen County
Official Website- Scottsville
Demographics
The population of Allen County increased by 6.32% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 19,956 | - | census |
| 2011 | 20,176 | 1.09% | estimation process |
| 2012 | 20,232 | 0.28% | estimation process |
| 2013 | 20,316 | 0.41% | estimation process |
| 2014 | 20,493 | 0.86% | estimation process |
| 2015 | 20,660 | 0.81% | estimation process |
| 2016 | 20,721 | 0.29% | estimation process |
| 2017 | 20,903 | 0.87% | estimation process |
| 2018 | 21,122 | 1.04% | estimation process |
| 2019 | 21,315 | 0.91% | estimation process |
| 2020 | 21,303 | -0.06% | estimation process |
People born in Allen County (3)
People born in Allen County, including actor Charles Napier, politician Isaac Goodnight, Evangelist preacher Mordecai Ham, .
More notable people
Other places with the same name (3)
- Allen County, Indiana county in Indiana, United States with a population of 382,187 people.
- Allen County, Ohio county in Ohio, United States with a population of 101,980 people.
- Allen County, Kansas county in Kansas, United States with a population of 12,399 people.
Kentucky Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Jefferson County | 767,452 | County in Alabama, United States |
| Louisville | 760,026 | The nineteenth most populous city in the United States and the center of the Louisville metropolitan area. |
| Fayette County | 324,735 | County in West Virginia, United States |
| Lexington-Fayette | 314,488 | The most populous city in Kentucky and the center of the Lexington-Fayette metropolitan area. |
| Meads | 288,649 | A census-designated place located in Meade County, Kentucky. |
| Ironville | 288,649 | A city located in Lawrence County, Kentucky. |
| Lexington | 225,366 | The second most populous city in Kentucky. |
| Kenton County | 167,949 | County in Kentucky, United States |
| Boone County | 135,396 | County in Kentucky, United States |
| Warren County | 134,510 | County in Kentucky, United States |
| Hardin County | 111,309 | County in Tennessee, United States |
| Daviess County | 101,978 | County in Kentucky, United States |
| Madison County | 94,265 | County in Kentucky, United States |
| Campbell County | 94,020 | County in northeastern Wyoming, United States |
| Bullitt County | 82,182 | County in Kentucky, United States |
| Christian County | 71,478 | County in Missouri, United States |