Asotin County, Washington
Asotin County: county in the state of Washington, United States
About
Asotin County is a county located in the U.S. state of Washington. As of the 2010 census, the population was 21,623 and a population density of 13 people per km². After 10 years in 2020 county had an estimated population of 22,820 inhabitants. Its county seat is Asotin. The county was created 143 years ago in 1882.
County Snapshot
Asotin County at a glance
Asotin County currently has 2 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
2
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Washington counties
39
Open related pagesLargest city
ClarkstonPopulation 7,500
Top linked places
Quick Facts about Asotin County
| Population | 22,820 (2020) |
| Country | United States of America |
| State | Washington (United States) |
| Area | 1659 km2 |
| Water as percent of area | 0.7% |
| Land as percent of area | 99.3% |
| Latitude & Longitude | 46.1919,-117.2031 |
| Altitude | 2,992 feet / 912 meters |
| Capital | Asotin |
| Establishment | January 01, 1883 |
| Time Zone | America/Los_Angeles |
| Local time | 16:57:14 (17th April 2026) |
| Density | 14 Pop. per km² as of 2020 |
| Population growth | 5.25% (2010-2020) |
Geography
Asotin County is located at 46°11'31"N 117°12'11"W (46.1918600, -117.2030700). It has 3 neighbors: Nez Perce County, Wallowa County and Whitman County.
Asotin County map
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The largest city of Asotin County is Clarkston with a population of 7,500. Other cities include and Asotin population 1,292. See all Asotin County cities & populated places.
Asotin County Populated Places
Cities, towns, neighborhoods & other populated places in Asotin County.
| City Name | Population | Title |
|---|---|---|
| Clarkston | 7,500 | City in Washington |
| Asotin | 1,292 | Town in Washington state |
Official website of Asotin County
Official Website- Asotin
Demographics
The population of Asotin County increased by 5.25% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 21,623 | - | census |
| 2011 | 21,971 | 1.58% | estimation process |
| 2012 | 21,909 | -0.28% | estimation process |
| 2013 | 22,129 | 0.99% | estimation process |
| 2014 | 22,190 | 0.27% | estimation process |
| 2015 | 22,113 | -0.35% | estimation process |
| 2016 | 22,286 | 0.78% | estimation process |
| 2017 | 22,509 | 0.99% | estimation process |
| 2018 | 22,616 | 0.47% | estimation process |
| 2019 | 22,582 | -0.15% | estimation process |
| 2020 | 22,820 | 1.04% | estimation process |
Washington Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| King County | 2,274,315 | County in the state of Washington, United States |
| Pierce County | 913,890 | County in the state of Washington, United States |
| Snohomish County | 830,393 | County in the state of Washington, United States |
| Seattle | 769,714 | The eighteenth most populous city in the United States and the center of the Seattle metropolitan area. |
| Spokane County | 528,225 | County in the state of Washington, United States |
| Clark County | 496,865 | County in Washington, United States |
| Thurston County | 294,074 | County in the state of Washington, United States |
| Kitsap County | 272,787 | County in the state of Washington, United States |
| Yakima County | 251,879 | County in the state of Washington, United States |
| Whatcom County | 231,016 | County in the state of Washington, United States |
| Spokane | 222,050 | The second most populous city in Washington. |
| Tacoma | 219,945 | The third most populous city in Washington. |
| Benton County | 206,426 | County in Arkansas, United States |
| Vancouver | 186,192 | The third most populous city in Washington. |
| Bellevue | 148,073 | The most populous city in Washington. |
| Skagit County | 130,789 | County in the state of Washington, United States |