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Union Gap, Washington

City in Yakima County, Washington · ZIP 98903

  • Yakima County
  • Census data · ACS 2019-2023
  • 2 public schools
  • 6,582 (2024 estimate)Population
  • 2,135Households
  • $58,958Median household income
  • $186,200Median home value
  • 2Public schools
  • 1ZIP codes

About Union Gap

This page shows only what has been published about Union Gap: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2000 to 2020+16.8%
5.5k6k6.5k7k2000: 5,62120002010: 6,04720102020: 6,56820205,6216,568
Population of Union Gap at each census
CensusPopulation
20005,621
20106,047
20206,568

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 53, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 53, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 53, retrieved November 14, 2026.

Household income in Union Gap
Under $50k38.8%
$50k to $100k44.6%
$100k to $150k11.9%
$150k to $200k3.1%
$200k and over1.7%

Median household income $58,958 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 53, retrieved November 14, 2026.

Housing tenure in Union Gap
Owner occupied
1,366 units
Renter occupied
769 units
Vacancy rate
5.4%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 53, retrieved November 14, 2026.

Union Gap compared with its county and state
Union Gap compared with its county and state, American Community Survey 2019-2023
MeasureUnion GapYakima CountyWashington
Population6,511256,6057,740,984
Median household income$58,958$68,015$94,952
Median age32.733.238.2
Median home value$186,200$281,100$519,800
Bachelor’s degree or higher4.3%18.9%38.8%
Foreign-born residents21.2%18.5%15.1%
Owner-occupied homes64.0%62.4%63.9%
Mean commute to work17.5 minutes20.0 minutes27.0 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 53, retrieved November 14, 2026.

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Schools

Public schools in Union Gap2
Public schools in Union Gap, NCES directory 2023–2024
SchoolTypeGradesDistrict
Martin Luther King Jr ElementaryPublicK–5Yakima School District
Union Gap SchoolPublicPre-K–8Union Gap School District

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Frequently asked about Union GapPromoted from questions people asked

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Nearby towns

Other towns in Yakima County

All towns in Yakima County