Boundary Atlas

ZIP code 94555: Fremont, CA

ZIP code 94555 is in Fremont, in Alameda County, California. It is in California's 14th congressional district (100%) and California's 17th congressional district (<0.1%). Its state senate district is State Senate District 10; its state house district is Assembly District 24.

36,887residents (2020 Census)
13.9 sq miland area
1cities and towns
2congressional districts
8voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Fremont100%

CountyShare of ZIP residents
Alameda County100%

Town or county subdivisionShare of ZIP residents
Fremont CCD100%

Congressional districts

Congressional districtShare of ZIP residents
California's 14th congressional district (CA-14)100%
California's 17th congressional district (CA-17)<0.1%

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.

Elected officials

OfficeMemberContactShare of residents
MayorRaj Salwan510-284-4000100%
U.S. Representative (CA-14)Aisha Wahab (D)202-225-5065100%
U.S. Representative (CA-17)Ro Khanna (D)202-225-2631<0.1%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
Assembly Member (Assembly District 24)Alex Lee (Democratic)408-262-2501100%

Elected in 2024 under CA's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); 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
State Senate District 10100%

State house districtShare of ZIP residents
Assembly District 24100%

Voting precincts

8 voting precincts overlap ZIP 94555. 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:94555")

ZIP 94555 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.