Asotin County, Washington Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Asotin County, WA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around averageLess healthy than 76% of counties in Washington
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C
Income Below average
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D
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Asotin County | Washington Avg | U.S. Average |
|---|---|---|---|
| Population | 22,455 | 7,801,159 | 337,468,954 |
| Population density (per sq mi) | 35.1 | 109.3 | 86.4 |
| Population growth (%/yr) | 0.20% | 1.21% | 0.59% |
| Median age | 46.8 | 36.2 | 37.3 |
| Households | 9,485 | 3,058,619 | 130,235,071 |
Population in Asotin County grew by 6.2% from 2009 to 2024, reaching 22,455 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Asotin County is Boomers, aged 61–79, at 23.4% of residents. That is 7.2 points above Washington as a whole.
- Gen Z 13–28 4,084 18.2% -3.2 pts
- Millennials 29–44 4,041 18.0% -5.3 pts
- Gen X 45–60 4,473 19.9% +0.4 pts
- Boomers 61–79 5,260 23.4% +7.2 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Washington, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.2% of the people living in Asotin County and men 48.8%.
- Women 51.2% Washington 49.7%
- Men 48.8% Washington 50.3%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Asotin County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Asotin County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Asotin County | Washington Avg | U.S. Average |
|---|---|---|---|
| Median household income | $72,889 | $98,224 | $80,455 |
| Income growth (%/yr) | 6.13% | 5.64% | 4.80% |
| Unemployment rate | 5.0% | 5.0% | 5.2% |
The median household income in Asotin County is about 26% lower than in Washington.
Housing
| Metric | Asotin County | Washington Avg | U.S. Average |
|---|---|---|---|
| Median home price | $307,123 | $485,016 | $248,835 |
| Median rent | $1,043 | $1,759 | $1,407 |
| Homeownership rate | 73.2% | 63.8% | 65.2% |
The median home price in Asotin County is about 24.5 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,043 per month for that long.
Commute Time & Mobility
Commuters in Asotin County spend about 26 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 110 hours, about 4.6 full days, spent commuting.
| Metric | Asotin County | Washington Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 13.2 | 22.4 | 22.4 |
| Round-trip commute (min) | 26.5 | 44.8 | 44.8 |
| Yearly time spent (hours) | 110 | 187 | 187 |
| Estimated yearly cost | $3,419 | $5,785 | $5,790 |
| Work from home | 10.9% | 19.8% | 15.0% |
| Highway traffic (vehicles/day) | 1,646 | 10,119 | 8,813 |
| Local road traffic (vehicles/day) | 1,387 | 1,525 | 1,355 |
Fastest commutes among counties in
Washington:
Walla Walla County (12.2 min), San Juan County (12.3 min), Asotin County (13.2 min).
Slowest:
Mason County (32.0 min), Garfield County (28.4 min), Snohomish County (28.3 min).
The average commute time in Asotin County is 13 minutes, shorter than the 22 minutes in Washington.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Asotin County has a education index of D, which means it is barely educated.
| Metric | Asotin County | Washington Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 23.5% | 35.1% | 31.6% |
| Average household size | 2.35 | 2.50 | 2.53 |
Highest education index among counties in
Washington:
King County (0.4), San Juan County (0.4), Jefferson County (0.4).
Lowest:
Adams County (0.2), Yakima County (0.2), Grant County (0.2).
Health
Asotin County has a health index of B, which means it is quite healthy.
| Metric | Asotin County | Washington Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.6 | 79.6 | 78.3 |
| Self-rated poor health | 16.4% | 15.4% | 16.3% |
| Smokers | 19.5% | 16.4% | 19.0% |
Highest health index among counties in
Washington:
King County (0.8), Whitman County (0.8), San Juan County (0.8).
Lowest:
Adams County (0.8), Okanogan County (0.8), Pacific County (0.8).
Asotin County, WA Compared With Nearby Counties
How Asotin County, WA compares with the 1 counties closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Asotin County, WA | 22,455 | $72,889 #1/2 | $307,123 #2/2 | 13.2 min #1/2 |
| Nez Perce County, ID | 42,646 | $72,066 | $332,853 | 13.5 min |
Frequently Asked Questions
Common questions about Asotin County, Washington.
How many people live in Asotin County, Washington?
About 22,455 people live in Asotin County, Washington, in 9,485 households of 2.4 people on average. The median age is 46.8, so residents are older than the U.S. median of 37.3 by about 10 years.
How densely populated is Asotin County, Washington?
Averaged over its land area, Asotin County, Washington has 35 people per square mile, a density typical of rural areas. That is about 41% of the U.S. average of 86.
How affordable is housing in Asotin County, Washington?
The median home costs 4.2 times the median household income ($307,123 against $72,889), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,043 a month takes about 17% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How common is a college degree in Asotin County, Washington?
23.5% of adults in Asotin County, Washington hold a bachelor's degree or higher (about 1 in 4), well below the U.S. share of 31.6%.
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