Boundary Atlas

ZIP code 94903: San Rafael, CA

ZIP code 94903 is in San Rafael (64% of residents), Lucas Valley-Marinwood (21%) and Santa Venetia (14%), in Marin County, California. It is in California's 2nd congressional district. Its state senate district is State Senate District 2; its state house district is Assembly District 12.

30,514residents (2020 Census)
19.9 sq miland area
3cities and towns
1congressional district
12voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
San Rafael64%
Lucas Valley-Marinwood21%
Santa Venetia14%

CountyShare of ZIP residents
Marin County100%

Town or county subdivisionShare of ZIP residents
San Rafael CCD100%

Congressional district

Congressional districtShare of ZIP residents
California's 2nd congressional district (CA-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (CA-02)Jared Huffman (D)202-225-5161100%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 2)Mike McGuire (Democratic)707-468-8914100%
Assembly Member (Assembly District 12)Damon Connolly (Democratic)415-479-4920100%

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: 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 2100%

State house districtShare of ZIP residents
Assembly District 12100%

Voting precincts

12 voting precincts overlap ZIP 94903. Map them, with each precinct's share of the ZIP's residents.

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ZIP 94903 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.