Overview
- District ID
- wa-sd-043
- State
- Washington
- Chamber
- Upper chamber (state senate)
- District Code
- 043
- Land Area
- 10.1 sq mi
- Water Area
- 6.04 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 | 10.05 sq mi | 99.7% | 0.5% |
Showing all 1 county
Places
| Place | Overlap | Share of district land | Share of place land |
|---|
| Seattle city | 10.05 sq mi | 99.7% | 12.0% |
Showing all 1 place
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 7 | 155,906 | 99.2% | 20.3% | 99.1% |
| WA District 9 | 1,227 | 0.8% | 0.2% | 0.9% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 113,551
- Active Voters
- 97,491 (85.9%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 53,806 (47.4%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 82,149 (72.3%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 61,003 (53.7%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 65,344 (57.5%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 47,824 (42.1%) | 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
- 157,837 (± 3,296)
- Median Age
- 32.3
- Median Household Income
- $126,847 (± $5,309)
- High School Graduate or Higher (age 25+)
- 98.2%
- Bachelor's Degree or Higher (age 25+)
- 78.1%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 10,609 | 6.7% |
| 18 to 64 | 131,145 | 83.1% |
| 65 and over | 16,083 | 10.2% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 10,404 | 6.6% |
| White, not Hispanic | 91,999 | 58.3% |
| Black, not Hispanic | 6,283 | 4.0% |
| Asian, not Hispanic | 35,951 | 22.8% |
| American Indian / Alaska Native, not Hispanic | 930 | 0.6% |
| Native Hawaiian / Pacific Islander, not Hispanic | 438 | 0.3% |
| Some other race, not Hispanic | 963 | 0.6% |
| Two or more races, not Hispanic | 10,869 | 6.9% |
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
- 132,017
- Citizen Voting Age Population (CVAP)
- 121,823
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 123,103 | 93.2% |
| Hispanic | 8,914 | 6.8% |
| White | 89,504 | 67.8% |
| Black | 5,710 | 4.3% |
| Asian | 17,946 | 13.6% |
| American Indian / Alaska Native | 940 | 0.7% |
| Native Hawaiian / Pacific Islander | 412 | 0.3% |
| Two or More Races | 1,626 | 1.2% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 113,484 | 93.2% |
| Hispanic | 8,336 | 6.8% |
| White | 82,820 | 68.0% |
| Black | 6,445 | 5.3% |
| Asian | 20,812 | 17.1% |
| American Indian / Alaska Native | 1,667 | 1.4% |
| Native Hawaiian / Pacific Islander | 347 | 0.3% |
| Two or More Races | 1,494 | 1.2% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
