Demographics of Union Gap city, Washington

Union Gap city, Washington had 6,617 people on July 1, 2025, by the Census Bureau’s estimate: +29 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Union Gap city, in four figures

6,617
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 6,584 ±21.; +0.4%
Change since July 2020: +29 people.; 34.5 ±5.1
Median age: ACS 2020–⁠2024.; $59,651 ±$5,683
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.

Union Gap city, Washington's population grew 0.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Union Gap 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).

Source: The Census Bureau

About this chart

The figures

Union Gap city, Washington's population grew 0.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Union Gap 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	6,588	100.0	100.0
2021	6,640	100.8	100.2
2022	6,631	100.7	100.7
2023	6,631	100.7	101.6
2024	6,636	100.7	102.5
2025	6,617	100.4	103.1

Population of Union Gap city, Washington on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	6,588	—
2021	6,640	+52
2022	6,631	−9
2023	6,631	0
2024	6,636	+5
2025	6,617	−19

Age, 2020–2024

The median age is 34.5 ±5.1: for men 34.1 ±7.8 and for women 34.8 ±5.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Union Gap city by age, ACS 2020–2024
Age	People	Share	Washington	United States
Under 5	362 ±164	5.5% ±2.5	5.5% ±<0.1	5.6% ±<0.1
5 to 17	1,293 ±322	19.6% ±4.9	15.8% ±0.1	16.3% ±<0.1
18 to 24	946 ±271	14.4% ±4.1	8.5% ±0.1	9.1% ±<0.1
25 to 44	1,535 ±318	23.3% ±4.8	29.5% ±0.1	26.9% ±<0.1
45 to 64	1,588 ±350	24.1% ±5.3	24.0% ±0.1	24.8% ±<0.1
65 and over	860 ±193	13.1% ±2.9	16.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $59,651 ±$5,683, and income per person $23,706 ±$4,187, 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 Union Gap city by income, ACS 2020–2024
Household income	Households	Share	Washington	United States
Under $25,000	460 ±180	20.5% ±7.9	11.1% ±0.2	14.6% ±<0.1
$25,000 to $49,999	442 ±169	19.7% ±7.4	13.2% ±0.2	16.7% ±<0.1
$50,000 to $74,999	434 ±165	19.4% ±7.3	14.1% ±0.2	15.5% ±<0.1
$75,000 to $99,999	438 ±175	19.5% ±7.7	12.4% ±0.1	12.6% ±<0.1
$100,000 to $149,999	390 ±191	17.4% ±8.5	19.2% ±0.2	17.5% ±<0.1
$150,000 to $199,999	8 to 106	0.4% to 4.7%	11.4% ±0.1	9.6% ±<0.1
$200,000 or more	0 to 46	0% to 2.1%	18.5% ±0.2	13.4% ±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%.

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 Union Gap city by age, ACS 2020–2024
Age	Below poverty	Rate	Washington	United States
All ages	888 ±386	13.8% ±6.0	9.9% ±0.2	12.5% ±0.1
Under 18	36 to 230	2.5% to 14.6%	11.6% ±0.3	16.1% ±0.1
18 to 59	641 ±312	16.5% ±7.7	9.5% ±0.2	11.6% ±0.1
60 and over	39 to 189	4.4% to 18.6%	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 Union Gap city, ACS 2020–2024
Measure	Union Gap city	Washington	United States
Housing units	2,341 ±160	3,306,620 ±517	143,775,355 ±10,234
Occupied	95.8% ±9.0	92.7% ±0.2	89.9% ±0.1
Vacant	0.7% to 7.7%	7.3% ±0.2	10.1% ±0.1
Owner occupied	61.7% ±10.0	63.8% ±0.3	65.2% ±0.3
Renter occupied	38.3% ±9.0	36.2% ±0.2	34.8% ±0.1
Median home value	$210,600 ±$32,058	$564,600 ±$1,940	$332,700 ±$236
Median gross rent	$1,133 ±$86	$1,760 ±$7	$1,413 ±$2
Median year built	1971 ±5	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 Union Gap city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Washington	United States
Hispanic or Latino	3,792 ±539	57.6% ±8.2	14.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	2,253 ±468	34.2% ±7.1	63.1% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 19	0% to 0.3%	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 397	0% to 6.0%	9.7% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 285	0% to 4.3%	0.8% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 19	0% to 0.3%	0.7% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 61	0% to 0.9%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	46 to 382	0.7% to 5.8%	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 Union Gap city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Washington	United States
Born in the state	3,998 ±452	60.7% ±6.9	46.4% ±0.2	57.3% ±<0.1
Born in another state	1,266 ±361	19.2% ±5.5	36.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	0 to 96	0% to 1.5%	1.9% ±<0.1	1.7% ±<0.1
Born abroad	1,280 ±367	19.4% ±5.6	15.4% ±0.1	14.1% ±<0.1
Naturalized citizens	587 ±249	8.9% ±3.8	7.5% ±0.1	7.4% ±<0.1
Not citizens	693 ±238	10.5% ±3.6	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%.

Union Gap city among the places of Washington

169th 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 Union Gap city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Mead CDP	6,893 ±864
Parkwood CDP	6,873 ±782
Wollochet CDP	6,689 ±1,221
Steilacoom town	6,686 ±24
Normandy Park city	6,659 ±21
Union Gap city	6,584 ±21
Hobart CDP	6,552 ±757
Brier city	6,545 ±28
Woodland city	6,487 ±84
North Fort Lewis CDP	6,337 ±660
Tanglewilde CDP	6,314 ±810

Rankings this appears in

No. 3 Places in Washington by poverty rate
No. 6 Places in Washington by Hispanic or Latino share
No. 22 Places in Washington by foreign-born share
No. 38 Places in Washington by median age
No. 58 Places in Washington by homeownership rate
No. 147 Places in Washington by median rent

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