Boundary Atlas

ZIP code 98520: Aberdeen, WA

ZIP code 98520 is in Aberdeen (71% of residents), Central Park (12%), Ocosta (2.1%) and Aberdeen Gardens (1.2%), in Grays Harbor County, Washington. 14% of its residents live outside city limits. It is in Washington's 6th congressional district. Its state senate districts are Legislative (Senate) District 19 (55%) and Legislative (Senate) District 24 (45%); its state house districts are Legislative (House) District 19 (55%) and Legislative (House) District 24 (45%).

24,086residents (2020 Census)
217.5 sq miland area
5cities and towns
1congressional district
30voting precincts

See it on the mapAll of Washington

City and county

City or townShare of ZIP residents
Aberdeen71%
Central Park12%
Ocosta2.1%
Aberdeen Gardens1.2%
Markham0.5%

CountyShare of ZIP residents
Grays Harbor County100%

Town or county subdivisionShare of ZIP residents
Aberdeen-Hoquiam CCD84%
Westport CCD12%
Wishkah CCD3.7%
North River CCD0.1%

Congressional district

Congressional districtShare of ZIP 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 19)Jeff Wilson (R)55%
State Senator (Legislative (Senate) District 24)Mike Chapman (Democratic)45%
State Representative (Legislative (House) District 19)Jim Walsh (R)55%
State Representative (Legislative (House) District 19)Joel McEntire (R)55%
State Representative (Legislative (House) District 24)Adam Bernbaum (Democratic)45%
State Representative (Legislative (House) District 24)Steve Tharinger (Democratic)45%

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 1955%
Legislative (Senate) District 2445%

State house districtShare of ZIP residents
Legislative (House) District 1955%
Legislative (House) District 2445%

Voting precincts

30 voting precincts overlap ZIP 98520. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:98520")

ZIP 98520 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.