Boundary Atlas

ZIP code 95070: Saratoga, CA

ZIP code 95070 is in Saratoga (96% of residents) and San Jose (2.6%), in Santa Clara County, California. It is in California's 16th congressional district. Its state senate districts are State Senate District 13 (97%) and State Senate District 15 (2.6%); its state house districts are Assembly District 23 (100%) and Assembly District 28 (<0.1%).

32,419residents (2020 Census)
28.3 sq miland area
2cities and towns
1congressional district
27voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Saratoga96%
San Jose2.6%

CountyShare of ZIP residents
Santa Clara County100%

Town or county subdivisionShare of ZIP residents
San Jose CCD99%
West Santa Clara CCD0.9%

Congressional district

Congressional districtShare of ZIP residents
California's 16th congressional district (CA-16)100%
California's 17th congressional district (CA-17)land only

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1397%
State Senate District 152.6%

State house districtShare of ZIP residents
Assembly District 23100%
Assembly District 28<0.1%
Assembly District 26land only

Voting precincts

27 voting precincts overlap ZIP 95070. 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:95070")

ZIP 95070 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.