SeaTac, Washington
City in King County, Washington · ZIP 98148, 98158, 98168
- King County
- Census data · ACS 2019-2023
- 8 public schools
- 34,024 (2024 estimate)Population
- 11,772Households
- $76,517Median household income
- $483,200Median home value
- 8Public schools
- 5ZIP codes
About SeaTac
This page shows only what has been published about SeaTac: 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
| Census | Population |
|---|---|
| 2000 | 25,496 |
| 2010 | 26,909 |
| 2020 | 31,454 |
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.
Median household income $76,517 · 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.
- Owner occupied
- 5,304 units
- Renter occupied
- 6,468 units
- Vacancy rate
- 5.2%
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.
| Measure | SeaTac | King County | Washington |
|---|---|---|---|
| Population | 31,143 | 2,262,713 | 7,740,984 |
| Median household income | $76,517 | $122,148 | $94,952 |
| Median age | 36.8 | 37.3 | 38.2 |
| Median home value | $483,200 | $811,200 | $519,800 |
| Bachelor’s degree or higher | 26.6% | 55.9% | 38.8% |
| Foreign-born residents | 39.9% | 25.1% | 15.1% |
| Owner-occupied homes | 45.1% | 56.1% | 63.9% |
| Mean commute to work | 25.6 minutes | 28.1 minutes | 27.0 minutes |
Source: American Community Survey 5-year data profile 2019–2023, place level, state 53, retrieved November 14, 2026.
CommunityRules and moderation
Events in SeaTacAll events
No upcoming event is listed in SeaTac yet. Members and businesses add events from the Events page; each is screened before it shows.
Schools
| School | Type | Grades | District |
|---|---|---|---|
| Valley View Early Childhood Center | Public | Pre-K | Highline School District |
| Bow Lake Elementary | Public | Pre-K–5 | Highline School District |
| Madrona Elementary | Public | Pre-K–5 | Highline School District |
| McMicken Heights Elementary | Public | Pre-K–5 | Highline School District |
| River Ridge Elementary | Public | Pre-K–5 | Kent School District |
| Chinook Middle School | Public | 6–8 | Highline School District |
| Glacier Middle School | Public | 6–8 | Highline School District |
| Tyee High School | Public | 9–12 | Highline 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.
Legislative districts
| Chamber | District |
|---|---|
| U.S. House of Representatives | Congressional District 9 (WA-9) |
| State legislature, lower chamber | Legislative (House) District 33 |
| State legislature, upper chamber | Legislative (Senate) District 33 |
Boundaries from the Census Bureau’s TIGER/Line district files, matched to SeaTac’s own boundary. Who holds each seat appears on the People page once the official records are approved.
Sources: Census cartographic boundaries 2025: congressional districts, 119th Congress, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, upper chamber, state 53, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, lower chamber, state 53, retrieved November 14, 2026.
Frequently asked about SeaTacPromoted from questions people asked
No question about SeaTac has been asked often enough to publish an answer yet. Ask SeaTac and the answer, once a person checks it, appears here.
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