Demographics of Sumner city, Washington

Sumner city, Washington had 10,871 people on July 1, 2025, by the Census Bureau’s estimate: +218 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Sumner city, in four figures

10,871
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 10,733 ±28.; +2.0%
Change since July 2020: +218 people.; 37.6 ±2.6
Median age: ACS 2020–⁠2024.; $98,191 ±$6,685
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Sumner city, Washington's population grew 2.0% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Sumner city, 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).

U.S. Census Bureau — Census Bureau population estimates — incorporated places and New England towns

About this chart

The figures

Sumner city, Washington's population grew 2.0% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Sumner city, 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	10,653	100.0	100.0
2021	10,710	100.5	100.2
2022	10,621	99.7	100.7
2023	10,770	101.1	101.6
2024	10,852	101.9	102.5
2025	10,871	102.0	103.1

Population of Sumner city, Washington on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	10,653	—
2021	10,710	+57
2022	10,621	−89
2023	10,770	+149
2024	10,852	+82
2025	10,871	+19

Age, 2020–2024

The median age is 37.6 ±2.6: for men 35.5 ±2.7 and for women 39.3 ±4.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Sumner city by age, ACS 2020–2024
Age	People	Share	Washington	United States
Under 5	744 ±235	6.9% ±2.2	5.5% ±<0.1	5.6% ±<0.1
5 to 17	1,580 ±372	14.7% ±3.5	15.8% ±0.1	16.3% ±<0.1
18 to 24	839 ±274	7.8% ±2.6	8.5% ±0.1	9.1% ±<0.1
25 to 44	3,119 ±420	29.1% ±3.9	29.5% ±0.1	26.9% ±<0.1
45 to 64	2,721 ±393	25.4% ±3.7	24.0% ±0.1	24.8% ±<0.1
65 and over	1,730 ±279	16.1% ±2.6	16.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $98,191 ±$6,685, and income per person $50,991 ±$5,294, in 2024 dollars. The median is $98,141 ±$414 in Washington and $80,734 ±$166 in the United States.

Households by income

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Households in Sumner city by income, ACS 2020–2024
Household income	Households	Share	Washington	United States
Under $25,000	324 ±129	7.1% ±2.8	11.1% ±0.2	14.6% ±<0.1
$25,000 to $49,999	700 ±214	15.3% ±4.6	13.2% ±0.2	16.7% ±<0.1
$50,000 to $74,999	682 ±194	14.9% ±4.1	14.1% ±0.2	15.5% ±<0.1
$75,000 to $99,999	621 ±204	13.5% ±4.4	12.4% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,290 ±305	28.1% ±6.4	19.2% ±0.2	17.5% ±<0.1
$150,000 to $199,999	327 ±141	7.1% ±3.0	11.4% ±0.1	9.6% ±<0.1
$200,000 or more	642 ±172	14.0% ±3.7	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).

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Poverty rate in Sumner city by age, ACS 2020–2024
Age	Below poverty	Rate	Washington	United States
All ages	521 ±191	4.9% ±1.8	9.9% ±0.2	12.5% ±0.1
Under 18	0 to 120	< 0.1% to 5.3%	11.6% ±0.3	16.1% ±0.1
18 to 59	107 to 377	1.8% to 6.3%	9.5% ±0.2	11.6% ±0.1
60 and over	219 ±99	9.2% ±3.9	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

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Housing in Sumner city, ACS 2020–2024
Measure	Sumner city	Washington	United States
Housing units	4,630 ±287	3,306,620 ±517	143,775,355 ±10,234
Occupied	99.0% ±8.6	92.7% ±0.2	89.9% ±0.1
Vacant	0% to 2.5%	7.3% ±0.2	10.1% ±0.1
Owner occupied	54.4% ±5.4	63.8% ±0.3	65.2% ±0.3
Renter occupied	45.6% ±5.7	36.2% ±0.2	34.8% ±0.1
Median home value	$519,900 ±$40,435	$564,600 ±$1,940	$332,700 ±$236
Median gross rent	$1,974 ±$122	$1,760 ±$7	$1,413 ±$2
Median year built	1989 ±4	1985 ±1	1980 ±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%.

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

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People in Sumner city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Washington	United States
Hispanic or Latino	2,266 ±618	21.1% ±5.8	14.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	7,671 ±582	71.5% ±5.4	63.1% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 95	0% to 0.9%	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	6 to 114	0.1% to 1.1%	9.7% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 93	0% to 0.9%	0.8% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 24	0% to 0.2%	0.7% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 21	0% to 0.2%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	644 ±259	6.0% ±2.4	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).

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People in Sumner city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Washington	United States
Born in the state	5,853 ±593	54.5% ±5.5	46.4% ±0.2	57.3% ±<0.1
Born in another state	3,630 ±519	33.8% ±4.8	36.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	60 to 256	0.6% to 2.4%	1.9% ±<0.1	1.7% ±<0.1
Born abroad	1,092 ±484	10.2% ±4.5	15.4% ±0.1	14.1% ±<0.1
Naturalized citizens	348 ±170	3.2% ±1.6	7.5% ±0.1	7.4% ±<0.1
Not citizens	309 to 1,179	2.9% to 11.0%	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%.

Sumner city among the places of Washington

125th of 194 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Washington page.

Places of Washington near Sumner city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Fife city	10,949 ±35
Maltby CDP	10,910 ±975
Felida CDP	10,841 ±1,573
Birch Bay CDP	10,837 ±1,030
Mount Vista CDP	10,764 ±807
Sumner city	10,733 ±28
Fairwood CDP (Spokane County)	10,674 ±965
Shelton city	10,612 ±72
Port Townsend city	10,438 ±24
Alderwood Manor CDP	10,266 ±1,226
Picnic Point CDP	10,261 ±930

Sources

Census Bureau population estimates — incorporated places and New England towns — 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 — incorporated places and New England towns 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