Boundary Atlas

San Jose, California

San Jose is a city in Santa Clara County, California, with 1,013,485 residents in 2020. It spans 4 congressional districts: CA-16 (29%), CA-19 (27%), CA-17 (24%) and CA-18 (19%). It spans 2 state senate and 5 state house districts.

1,013,485residents (2020 Census)
177.9 sq miland area
37ZIP codes
4congressional districts

County

CountyShare of residents
Santa Clara County100%

Congressional districts

Congressional districtShare of residents
California's 16th congressional district (CA-16)29%
California's 19th congressional district (CA-19)27%
California's 17th congressional district (CA-17)24%
California's 18th congressional district (CA-18)19%

Elected officials

OfficeMemberContactShare of residents
MayorMatt Mahan408-535-4900citywide
U.S. Representative (CA-16)Sam T. Liccardo (D)202-225-810429%
U.S. Representative (CA-19)Jimmy Panetta (D)202-225-286127%
U.S. Representative (CA-17)Ro Khanna (D)202-225-263124%
U.S. Representative (CA-18)Zoe Lofgren (D)202-225-307219%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 15)Dave Cortese (Democratic)408-723-415486%
Assembly Member (Assembly District 25)Ash Kalra (Democratic)408-286-253547%
Assembly Member (Assembly District 28)Gail Pellerin (Democratic)831-425-150324%
Assembly Member (Assembly District 26)Patrick Ahrens (Democratic)408-446-281012%
Assembly Member (Assembly District 24)Alex Lee (Democratic)408-262-250111%
Assembly Member (Assembly District 23)Marc Berman (Democratic)650-324-02245.5%

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 residents
State Senate District 1586%
State Senate District 1014%

State house districtShare of residents
Assembly District 2547%
Assembly District 2824%
Assembly District 2612%
Assembly District 2411%
Assembly District 235.5%

ZIP codes

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

Get this in your AI agent

Your agent can get San Jose'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:0668000")

San Jose 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.