Overview
- District ID
- wa-hd-048
- State
- Washington
- Chamber
- Lower chamber
- District Code
- 048
- Land Area
- 33.2 sq mi
- Water Area
- 6.99 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
| County | Overlap | Share of district land | Share of county land |
|---|
| King County | 33.21 sq mi | 100.0% | 1.6% |
Showing all 1 county
Places
Showing all 8 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| WA District 1 | 146,556 | 93.2% | 19.0% | 91.4% |
| WA District 9 | 10,578 | 6.7% | 1.4% | 7.9% |
| WA District 8 | 83 | 0.1% | <0.1% | 0.7% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 89,372
- Active Voters
- 81,117 (90.8%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 32,098 (35.9%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 62,353 (69.8%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 45,714 (51.2%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 54,511 (61.0%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 38,895 (43.5%) | 0 (0.0%) | 0 (0.0%) |
Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.
Browse the voter list for this district (premium access; sign-in required)
Source: Civitech voter file snapshot as of 01/02/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".
Demographics
- Total Population
- 160,654 (± 2,717)
- Median Age
- 36.1
- Median Household Income
- $158,702 (± $5,730)
- High School Graduate or Higher (age 25+)
- 96.5%
- Bachelor's Degree or Higher (age 25+)
- 73.3%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 29,445 | 18.3% |
| 18 to 64 | 110,113 | 68.5% |
| 65 and over | 21,096 | 13.1% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 11,987 | 7.5% |
| White, not Hispanic | 70,919 | 44.1% |
| Black, not Hispanic | 3,453 | 2.1% |
| Asian, not Hispanic | 63,502 | 39.5% |
| American Indian / Alaska Native, not Hispanic | 127 | 0.1% |
| Native Hawaiian / Pacific Islander, not Hispanic | 355 | 0.2% |
| Some other race, not Hispanic | 1,419 | 0.9% |
| Two or more races, not Hispanic | 8,892 | 5.5% |
Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.
Citizen Voting Age Population
- Total Citizen Population
- 114,317
- Citizen Voting Age Population (CVAP)
- 89,877
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 106,246 | 92.9% |
| Hispanic | 8,067 | 7.1% |
| White | 66,923 | 58.5% |
| Black | 3,112 | 2.7% |
| Asian | 28,819 | 25.2% |
| American Indian / Alaska Native | 138 | 0.1% |
| Native Hawaiian / Pacific Islander | 319 | 0.3% |
| Two or More Races | 1,303 | 1.1% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 84,273 | 93.8% |
| Hispanic | 5,605 | 6.2% |
| White | 57,386 | 63.8% |
| Black | 3,097 | 3.4% |
| Asian | 22,026 | 24.5% |
| American Indian / Alaska Native | 881 | 1.0% |
| Native Hawaiian / Pacific Islander | 177 | 0.2% |
| Two or More Races | 891 | 1.0% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
