Boundary Atlas

ZIP code 98074: Sammamish, WA

ZIP code 98074 is in Sammamish (97% of residents), in King County, Washington. It is in Washington's 8th congressional district. Its state senate districts are Legislative (Senate) District 45 (70%) and Legislative (Senate) District 41 (30%); its state house districts are Legislative (House) District 45 (70%) and Legislative (House) District 41 (30%).

30,534residents (2020 Census)
10.5 sq miland area
1cities and towns
1congressional district
33voting precincts

See it on the mapAll of Washington

City and county

City or townShare of ZIP residents
Sammamish97%

CountyShare of ZIP residents
King County100%

Town or county subdivisionShare of ZIP residents
Seattle East CCD63%
Issaquah Plateau CCD37%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
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)70%
State Senator (Legislative (Senate) District 41)Lisa Wellman (Democratic)30%
State Representative (Legislative (House) District 45)Larry Springer (Democratic)70%
State Representative (Legislative (House) District 45)Roger Goodman (Democratic)70%
State Representative (Legislative (House) District 41)Janice Zahn (Democratic)30%
State Representative (Legislative (House) District 41)My-Linh Thai (Democratic)30%

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 ZIP residents
Legislative (Senate) District 4570%
Legislative (Senate) District 4130%

State house districtShare of ZIP residents
Legislative (House) District 4570%
Legislative (House) District 4130%

Voting precincts

33 voting precincts overlap ZIP 98074. Map them, with each precinct's share of the ZIP's residents.

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ZIP 98074 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.