Union Gap Flag

Union Gap

County:
Kittitas County
County Seat:
No
Area (mi²):
5.577
State:
Washington

Union Gap is a city located in Kittitas County, Washington. Union Gap has a 2025 population of 6,589 . Union Gap is currently growing at a rate of 0.11% annually and its population has increased by 0.55% since the most recent census, which recorded a population of 6,553 in 2020.

The average household income in Union Gap is $70,253 with a poverty rate of 12.8%. The median age in Union Gap is 32.7 years: 33 years for males, and 31.8 years for females. For every 100 females there are 92.6 males.

6.6K
Total Population
1,182
Density (mi²)
7 0.11%
Growth

Union Gap Population

Union Gap Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Union Gap includes 43.46% White, 22.19% other race, 5.45% Native American, 4.09% Asian, and smaller percentages for and multiracial populations.

Population by Race

White (43.46%)

Two or more races (24.8%)

Other race (22.19%)

Native American (5.45%)

Asian (4.09%)

Race
Population
Percentage (of total)
White2,83043.46%
Two or more races1,61524.8%
Other race1,44522.19%
Native American3555.45%
Asian2664.09%

Union Gap Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Union Gap's average per capita income is $35,299. Household income levels show a median of $58,958. The poverty rate stands at 12.8%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$78,727-
Families$69,766$69,888
Households$58,958$70,253
Non Families$28,333$58,926

$35,299

Average Income

$58,958

Median Household Income

12.8%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)