Boundary Atlas

Bainbridge Island, Washington

Bainbridge Island is a city in Kitsap County, Washington, with 24,825 residents in 2020. It is in Washington's 6th congressional district. Its state senate district is Legislative (Senate) District 23; its state house district is Legislative (House) District 23.

24,825residents (2020 Census)
27.6 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Kitsap County100%

Congressional district

Congressional districtShare of residents
Washington's 6th congressional district (WA-06)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WA-06)Emily Randall (D)202-225-5916100%
U.S. SenatorMaria Cantwell (D)202-224-3441 · contact formstatewide
U.S. SenatorPatty Murray (D)202-224-2621 · contact formstatewide
State Senator (Legislative (Senate) District 23)Drew Hansen (Democratic)100%
State Representative (Legislative (House) District 23)Greg Nance (Democratic)100%
State Representative (Legislative (House) District 23)Tarra Simmons (Democratic)100%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
Legislative (Senate) District 23100%

State house districtShare of residents
Legislative (House) District 23100%

ZIP codes

Percentages mark ZIPs only partly in Bainbridge Island: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Bainbridge Island's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:5303736")

Bainbridge Island here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.