ZIP code 98421: Tacoma, WA
ZIP code 98421 is in Tacoma, in Pierce County, Washington. It is in Washington's 6th congressional district (97%) and Washington's 10th congressional district (2.7%). Its state senate districts are Legislative (Senate) District 27 (97%) and Legislative (Senate) District 29 (2.7%); its state house districts are Legislative (House) District 27 (97%) and Legislative (House) District 29 (2.7%).
See it on the mapAll of Washington
City and county
| City or town | Share of ZIP residents |
|---|---|
| Tacoma | 100% |
| County | Share of ZIP residents |
|---|---|
| Pierce County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Tacoma CCD | 100% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Washington's 6th congressional district (WA-06) | 97% |
| Washington's 10th congressional district (WA-10) | 2.7% |
This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.
Members of Congress
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (WA-06) | Emily Randall (D) | 202-225-5916 | 97% |
| U.S. Representative (WA-10) | Marilyn Strickland (D) | 202-225-9740 | 2.7% |
| U.S. Senator | Maria Cantwell (D) | 202-224-3441 · contact form | statewide |
| U.S. Senator | Patty Murray (D) | 202-224-2621 · contact form | statewide |
Members serving now (119th Congress, until January 3, 2027). Source: Members of Congress: the @unitedstates project, congress-legislators (CC0).
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| Legislative (Senate) District 27 | 97% |
| Legislative (Senate) District 29 | 2.7% |
| State house district | Share of ZIP residents |
|---|---|
| Legislative (House) District 27 | 97% |
| Legislative (House) District 29 | 2.7% |
Voting precincts
3 voting precincts overlap ZIP 98421. 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://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:98421")
ZIP 98421 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.