Boundary Atlas

Duvall, Washington

Duvall is a city in King County, Washington, with 8,034 residents in 2020. It is in Washington's 8th congressional district. Its state senate district is Legislative (Senate) District 45; its state house district is Legislative (House) District 45.

8,034residents (2020 Census)
2.5 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
King County100%

Congressional district

Congressional districtShare of residents
Washington's 8th congressional district (WA-08)100%

Elected officials

OfficeMemberContactShare of residents
MayorAmy Ockerlandercitywide
U.S. Representative (WA-08)Kim Schrier (D)202-225-7761100%
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 45)Manka Dhingra (Democratic)100%
State Representative (Legislative (House) District 45)Larry Springer (Democratic)100%
State Representative (Legislative (House) District 45)Roger Goodman (Democratic)100%

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of residents
Legislative (Senate) District 45100%

State house districtShare of residents
Legislative (House) District 45100%

ZIP codes

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

Get this in your AI agent

Your agent can get Duvall'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:5319035")

Duvall 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.