Boundary Atlas

ZIP code 94533: Fairfield, CA

ZIP code 94533 is in Fairfield (99% of residents), in Solano County, California. It is in California's 8th congressional district. Its state senate district is State Senate District 3; its state house district is Assembly District 11.

77,380residents (2020 Census)
22.5 sq miland area
2cities and towns
1congressional district
37voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Fairfield99%
Suisun City<0.1%

CountyShare of ZIP residents
Solano County100%

Town or county subdivisionShare of ZIP residents
Fairfield-Suisun City CCD100%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
MayorRick Vaccaro707-639-050099%
U.S. Representative (CA-08)John Garamendi (D)202-225-1880100%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 3)Christopher Cabaldon (Democratic)707-454-3808100%
Assembly Member (Assembly District 11)Lori Wilson (Democratic)707-438-7359100%

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 3100%

State house districtShare of ZIP residents
Assembly District 11100%

Voting precincts

37 voting precincts overlap ZIP 94533. Map them, with each precinct's share of the ZIP's residents.

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ZIP 94533 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.