Boundary Atlas

ZIP code 92101: San Diego, CA

ZIP code 92101 is in San Diego, in San Diego County, California. It is in California's 50th congressional district (90%) and California's 51st congressional district (10%). Its state senate district is State Senate District 39; its state house districts are Assembly District 77 (90%) and Assembly District 78 (10%).

47,505residents (2020 Census)
5.4 sq miland area
1cities and towns
2congressional districts
25voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
San Diego100%

CountyShare of ZIP residents
San Diego County100%

Town or county subdivisionShare of ZIP residents
San Diego CCD100%

Congressional districts

Congressional districtShare of ZIP residents
California's 50th congressional district (CA-50)90%
California's 51st congressional district (CA-51)10%
California's 52nd congressional district (CA-52)land only

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
MayorTodd Gloria619-236-6330100%
U.S. Representative (CA-50)Scott H. Peters (D)202-225-050890%
U.S. Representative (CA-51)Sara Jacobs (D)202-225-204010%
U.S. Representative (CA-52)Juan Vargas (D)202-225-8045<0.1%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 39)Akilah Weber Pierson (Democratic)619-688-6700100%
State Senator (State Senate District 18)Steve Padilla (Democratic)760-398-6442<0.1%
Assembly Member (Assembly District 77)Tasha Boerner (Democratic)858-481-770490%
Assembly Member (Assembly District 78)Chris Ward (Democratic)619-280-780110%
Assembly Member (Assembly District 80)David Alvarez (Democratic)619-498-8580<0.1%

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 39100%
State Senate District 18land only

State house districtShare of ZIP residents
Assembly District 7790%
Assembly District 7810%
Assembly District 80land only

Voting precincts

25 voting precincts overlap ZIP 92101. 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:92101")

ZIP 92101 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.