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Union Gap city, Washington Demographics & Population 2026

As of 2026, Union Gap city, Washington has a total population of 6,511, the 173rd largest city in Washington, with a median household income of $58,958, which is 38% lower than the state average. The poverty rate is 12.8%.

Key Takeaways

Union Gap city Quick Facts

Population 6,511
Median Household Income $58,958
Median Home Value $186,200
Poverty Rate 12.8%
Unemployment Rate 11.6%
Median Age 32.7 years
Homeownership Rate 64.0%
Affordability Ratio 3.2x
Bachelor's Degree or Higher 4.3%
High School Graduation Rate 67.1%
Diversity Index 57/100
Population 6,511 173rd of 631
Median Income $58,958 bottom 30%
Poverty Rate 12.8% 3% higher national
Median Home Value $186,200 bottom 10%

How Union Gap city Compares

Economy & Housing

Employment

11.6% Unemployment Rate State: 5.0% | National: 5.2%
65.0% Labor Force Participation

Housing Overview

Owner 64.0%
Renter 36.0%
Affordability Index Affordable
3.2x home value to income ratio

People & Demographics

Diversity Index

57out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 55 | National average: 60

Education

Union Gap city Rankings in Washington

#173 Population of 631
#463 Median Income of 631
#598 Education of 631
#526 Home Value of 631

Cities Similar to Union Gap city

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Prosser city6,213$66,406$269,30020.5%20.2%
Ocean Shores city7,076$62,750$378,00022.2%11.8%
Clarkston city7,240$53,092$216,90017.6%19.3%
Woodland city6,513$83,193$384,10016.8%12.5%
North Fort Lewis CDP5,990$72,778N/A29.4%13.3%

Population Overview

Union Gap city is a small city located in Washington. The total population is 6,511. It ranks as the 173rd most populous out of 631 cities and towns in Washington.

Age Demographics

The median age in Union Gap city is 32.7 years. This is 14% lower than the state median of 38.2 years.

Economy, Income & Housing

The median household income in Union Gap city is $58,958. This is 38% lower than the state median of $94,952. Compared to the national median of $78,538, household income here is 25% lower. The poverty rate stands at 12.8%. This is 29% higher than the state poverty rate of 9.9%. The unemployment rate is 11.6%. This is 133% higher than the state rate of 5.0%. The median home value is $186,200. Housing costs are 64% lower than the state median of $519,800. The home-value-to-income ratio is 3.2x. 64.0% of occupied housing units are owner-occupied.

Race & Ethnicity

The largest racial or ethnic group in Union Gap city is Hispanic or Latino, making up 56.2% of the population. White (non-Hispanic) residents account for 32.8%. The Hispanic or Latino population is significantly higher than the state average (56.2% vs 14.1%). The Asian population (4.1%) is well below the state average of 9.3%.

Education

4.3% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 89% lower than the state rate of 38.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 67.1%.

Data Sources & Methodology

All demographic data for Union Gap city, Washington is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Washington state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 631 Census-designated places in Washington. For official data, visit data.census.gov.

Free data download: Get all Washington city and county demographics as CSV. Download Cities CSV | Download Counties CSV

Frequently Asked Questions

What is the population of Union Gap city, Washington?

Union Gap city, Washington has a population of 6,511 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Union Gap city, WA?

The median household income in Union Gap city is $58,958, which is 25% lower the national median of $78,538.

What is the poverty rate in Union Gap city, WA?

The poverty rate in Union Gap city is 12.8%. This means approximately 819 residents live below the federal poverty line.

What is the racial makeup of Union Gap city, Washington?

Union Gap city's population is 32.8% White, 0.0% Black, 56.2% Hispanic/Latino, and 4.1% Asian.

What is the median home value in Union Gap city, WA?

The median home value in Union Gap city is $186,200. The home-value-to-income ratio is 3.2x.

How educated is Union Gap city, Washington?

4.3% of adults (25+) in Union Gap city hold a bachelor's degree or higher, and 0.8% hold a graduate or professional degree.