Overview
- District ID
- wa-sd-034
- State
- Washington
- Chamber
- Upper chamber (state senate)
- District Code
- 034
- Land Area
- 65.3 sq mi
- Water Area
- 65.7 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 | 65.26 sq mi | 99.9% | 3.1% |
Showing all 1 county
Places
Showing all 5 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 7 | 155,688 | 99.3% | 20.2% | 100.0% |
| WA District 9 | 1,055 | 0.7% | 0.1% | <0.1% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 117,562
- Active Voters
- 108,443 (92.2%)
Party Registration
This state's voter file does not record party registration.
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 56,333 (47.9%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 88,434 (75.2%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 72,009 (61.3%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 82,410 (70.1%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 64,036 (54.5%) | 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
- 158,000 (± 3,739)
- Median Age
- 39.0
- Median Household Income
- $119,342 (± $3,257)
- High School Graduate or Higher (age 25+)
- 93.1%
- Bachelor's Degree or Higher (age 25+)
- 52.8%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 29,459 | 18.6% |
| 18 to 64 | 105,521 | 66.8% |
| 65 and over | 23,020 | 14.6% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 22,491 | 14.2% |
| White, not Hispanic | 90,937 | 57.6% |
| Black, not Hispanic | 12,799 | 8.1% |
| Asian, not Hispanic | 18,406 | 11.6% |
| American Indian / Alaska Native, not Hispanic | 531 | 0.3% |
| Native Hawaiian / Pacific Islander, not Hispanic | 585 | 0.4% |
| Some other race, not Hispanic | 1,093 | 0.7% |
| Two or more races, not Hispanic | 11,158 | 7.1% |
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
- 145,243
- Citizen Voting Age Population (CVAP)
- 116,701
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 128,340 | 88.4% |
| Hispanic | 16,901 | 11.6% |
| White | 90,896 | 62.6% |
| Black | 11,819 | 8.1% |
| Asian | 15,511 | 10.7% |
| American Indian / Alaska Native | 562 | 0.4% |
| Native Hawaiian / Pacific Islander | 534 | 0.4% |
| Two or More Races | 1,589 | 1.1% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 105,879 | 90.7% |
| Hispanic | 10,824 | 9.3% |
| White | 77,949 | 66.8% |
| Black | 9,913 | 8.5% |
| Asian | 14,785 | 12.7% |
| American Indian / Alaska Native | 2,003 | 1.7% |
| Native Hawaiian / Pacific Islander | 537 | 0.5% |
| Two or More Races | 1,077 | 0.9% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
