Washington Legislative (Senate) District 3

State Legislative District Profile (Upper Chamber)

Overview

District ID
wa-sd-003
State
Washington
Chamber
Upper chamber (state senate)
District Code
003
Land Area
40.7 sq mi
Water Area
0.62 sq mi

Boundary

Boundary of Washington Legislative (Senate) District 3

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Spokane County40.70 sq mi100.0%2.3%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Spokane city40.70 sq mi100.0%59.2%

Showing all 1 place

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
WA District 5156,591100.0%20.2%100.0%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
111,139
Active Voters
100,115 (90.1%)

Party Registration

This state's voter file does not record party registration.

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202647,123 (42.4%)0 (0.0%)0 (0.0%)
2023–202478,811 (70.9%)0 (0.0%)0 (0.0%)
2021–202259,700 (53.7%)0 (0.0%)0 (0.0%)
2019–202073,034 (65.7%)0 (0.0%)0 (0.0%)
2017–201855,664 (50.1%)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
155,130 (± 2,272)
Median Age
37.5
Median Household Income
$71,749 (± $1,735)
High School Graduate or Higher (age 25+)
94.4%
Bachelor's Degree or Higher (age 25+)
38.9%

Population by Age

GroupPeopleShare
Under 1830,06019.4%
18 to 6499,67664.3%
65 and over25,39416.4%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)12,9438.3%
White, not Hispanic120,76177.8%
Black, not Hispanic4,3582.8%
Asian, not Hispanic3,9292.5%
American Indian / Alaska Native, not Hispanic1,2390.8%
Native Hawaiian / Pacific Islander, not Hispanic7680.5%
Some other race, not Hispanic7450.5%
Two or more races, not Hispanic10,3876.7%

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
150,868
Citizen Voting Age Population (CVAP)
121,426

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic138,73792.0%
Hispanic12,1298.0%
White120,83580.1%
Black4,1972.8%
Asian2,9612.0%
American Indian / Alaska Native1,2430.8%
Native Hawaiian / Pacific Islander3360.2%
Two or More Races1,0860.7%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic113,61593.6%
Hispanic7,8086.4%
White101,26783.4%
Black4,5403.7%
Asian3,8333.2%
American Indian / Alaska Native3,3202.7%
Native Hawaiian / Pacific Islander1760.1%
Two or More Races6310.5%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).