Boundary Atlas

San Bernardino, California

San Bernardino is a city in San Bernardino County, California, with 222,101 residents in 2020. It spans 2 congressional districts: CA-33 (95%) and CA-23 (4.6%). It spans 2 state house districts. Its state senate district is State Senate District 29.

222,101residents (2020 Census)
62.1 sq miland area
13ZIP codes
2congressional districts

County

CountyShare of residents
San Bernardino County100%

Congressional districts

Congressional districtShare of residents
California's 33rd congressional district (CA-33)95%
California's 23rd congressional district (CA-23)4.6%

Elected officials

OfficeMemberContactShare of residents
mayorHelen Trancitywide
U.S. Representative (CA-33)Pete Aguilar (D)202-225-320195%
U.S. Representative (CA-23)Jay Obernolte (R)202-225-58614.6%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 29)Eloise Reyes (Democratic)909-888-5360100%
Assembly Member (Assembly District 45)James Ramos (Democratic)909-889-714596%
Assembly Member (Assembly District 50)Robert Garcia (Democratic)909-966-50903.9%

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 29100%

State house districtShare of residents
Assembly District 4596%
Assembly District 503.9%

ZIP codes

Percentages mark ZIPs only partly in San Bernardino: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get San Bernardino's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:0665000")

San Bernardino here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.