Demographics of Skamania County, Washington

Skamania County, Washington had 12,669 people on July 1, 2025, by the Census Bureau’s estimate: +631 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Skamania County, in four figures

12,669
Population: July 1, 2025, Vintage 2025 estimate.; +5.2%
Change since July 2020: +631 people.; 48.5 ±0.8
Median age: ACS 2020–⁠2024.; $93,265 ±$3,234
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Skamania County, Washington's population grew 5.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Skamania County, Washington's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Skamania County, Washington's population grew 5.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Skamania County, Washington's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	12,038	100.0	100.0
2021	12,214	101.5	100.2
2022	12,456	103.5	100.7
2023	12,636	105.0	101.6
2024	12,644	105.0	102.5
2025	12,669	105.2	103.1

3 more columns on a wider screen

Population of Skamania County, Washington on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	12,038	+7	0	0	+6
2021	12,214	+176	−13	+6	+187
2022	12,456	+242	−11	+2	+241
2023	12,636	+180	−28	+4	+200
2024	12,644	+8	−32	+22	+22
2025	12,669	+25	−14	+9	+29

Age, 2020–2024

The median age is 48.5 ±0.8: for men 49.3 ±1.2 and for women 47.7 ±0.6. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

2 more columns on a wider screen

People in Skamania County by age, ACS 2020–2024
Age	People	Share	Washington	United States
Under 5	445 ±39	3.6% ±0.3	5.5% ±<0.1	5.6% ±<0.1
5 to 17	1,636 ±140	13.2% ±1.1	15.8% ±0.1	16.3% ±<0.1
18 to 24	747 ±120	6.0% ±1.0	8.5% ±0.1	9.1% ±<0.1
25 to 44	2,675 ±165	21.6% ±1.3	29.5% ±0.1	26.9% ±<0.1
45 to 64	3,875 ±214	31.2% ±1.7	24.0% ±0.1	24.8% ±<0.1
65 and over	3,024 ±242	24.4% ±1.9	16.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $93,265 ±$3,234, and income per person $47,949 ±$2,717, in 2024 dollars. The median is $98,141 ±$414 in Washington and $80,734 ±$166 in the United States.

Households by income

2 more columns on a wider screen

Households in Skamania County by income, ACS 2020–2024
Household income	Households	Share	Washington	United States
Under $25,000	777 ±172	15.5% ±3.4	11.1% ±0.2	14.6% ±<0.1
$25,000 to $49,999	670 ±147	13.3% ±2.9	13.2% ±0.2	16.7% ±<0.1
$50,000 to $74,999	575 ±112	11.5% ±2.2	14.1% ±0.2	15.5% ±<0.1
$75,000 to $99,999	756 ±153	15.1% ±3.0	12.4% ±0.1	12.6% ±<0.1
$100,000 to $149,999	862 ±151	17.2% ±3.0	19.2% ±0.2	17.5% ±<0.1
$150,000 to $199,999	655 ±115	13.1% ±2.3	11.4% ±0.1	9.6% ±<0.1
$200,000 or more	724 ±122	14.4% ±2.4	18.5% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

2 more columns on a wider screen

Poverty rate in Skamania County by age, ACS 2020–2024
Age	Below poverty	Rate	Washington	United States
All ages	994 ±193	8.1% ±1.6	9.9% ±0.2	12.5% ±0.1
Under 18	51 to 153	2.5% to 7.5%	11.6% ±0.3	16.1% ±0.1
18 to 59	528 ±137	8.6% ±2.2	9.5% ±0.2	11.6% ±0.1
60 and over	364 ±104	8.8% ±2.5	9.3% ±0.2	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

1 more column on a wider screen

Housing in Skamania County, ACS 2020–2024
Measure	Skamania County	Washington	United States
Housing units	5,973 ±29	3,306,620 ±517	143,775,355 ±10,234
Occupied	84.0% ±2.3	92.7% ±0.2	89.9% ±0.1
Vacant	16.0% ±2.3	7.3% ±0.2	10.1% ±0.1
Owner occupied	80.0% ±2.2	63.8% ±0.3	65.2% ±0.3
Renter occupied	20.0% ±2.7	36.2% ±0.2	34.8% ±0.1
Median home value	$529,500 ±$39,153	$564,600 ±$1,940	$332,700 ±$236
Median gross rent	$1,068 ±$115	$1,760 ±$7	$1,413 ±$2
Median year built	1984 ±4	1985 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

2 more columns on a wider screen

People in Skamania County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Washington	United States
Hispanic or Latino	832 ±0	6.7% ±<0.1	14.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	10,286 ±165	82.9% ±1.3	63.1% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	98 ±45	0.8% ±0.4	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	143 ±54	1.2% ±0.4	9.7% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	60 to 180	0.5% to 1.5%	0.8% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	2 to 36	< 0.1% to 0.3%	0.7% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 262	0% to 2.1%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	775 ±142	6.2% ±1.1	6.8% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

2 more columns on a wider screen

People in Skamania County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Washington	United States
Born in the state	3,936 ±366	31.7% ±3.0	46.4% ±0.2	57.3% ±<0.1
Born in another state	7,912 ±358	63.8% ±2.9	36.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	26 to 112	0.2% to 0.9%	1.9% ±<0.1	1.7% ±<0.1
Born abroad	485 ±106	3.9% ±0.9	15.4% ±0.1	14.1% ±<0.1
Naturalized citizens	276 ±86	2.2% ±0.7	7.5% ±0.1	7.4% ±<0.1
Not citizens	209 ±64	1.7% ±0.5	7.9% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Skamania County among the counties of Washington

34th of 39 by population, July 2025. Every one is listed on the Washington page.

Counties of Washington near Skamania County in population, July 2025
County	July 2025	Change since 2020
Klickitat County	24,331	+6.6%
Asotin County	22,545	+1.0%
Adams County	21,488	+4.3%
San Juan County	18,577	+4.2%
Pend Oreille County	14,457	+7.0%
Skamania County	12,669	+5.2%
Lincoln County	11,982	+9.7%
Ferry County	7,517	+4.4%
Wahkiakum County	4,873	+9.6%
Columbia County	4,141	+4.7%
Garfield County	2,416	+5.2%

Elsewhere on the site

Rankings this appears in

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026