Boundary Atlas

ZIP code 91361: Thousand Oaks, CA

ZIP code 91361 is in Thousand Oaks (55% of residents), Westlake Village (34%) and Lake Sherwood (8.7%), in Ventura County (66%) and Los Angeles County (34%), California. It is in California's 26th congressional district (100%) and California's 32nd congressional district (0.3%). Its state senate districts are State Senate District 27 (64%), State Senate District 24 (34%) and State Senate District 21 (1.5%); its state house district is Assembly District 42.

20,262residents (2020 Census)
28.9 sq miland area
3cities and towns
2congressional districts
25voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Thousand Oaks55%
Westlake Village34%
Lake Sherwood8.7%

CountyShare of ZIP residents
Ventura County66%
Los Angeles County34%

Town or county subdivisionShare of ZIP residents
Thousand Oaks CCD58%
Agoura Hills-Malibu CCD34%
Triunfo Pass-Point Mugu CCD7.7%

Congressional districts

Congressional districtShare of ZIP residents
California's 26th congressional district (CA-26)100%
California's 32nd congressional district (CA-32)0.3%

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
MayorBob Engler55%
U.S. Representative (CA-26)Julia Brownley (D)202-225-5811100%
U.S. Representative (CA-32)Brad Sherman (D)202-225-59110.3%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 27)Henry Stern (Democratic)818-501-065064%
State Senator (State Senate District 24)Ben Allen (Democratic)310-414-819034%
State Senator (State Senate District 21)Monique Limón (Democratic)805-988-19401.5%
Assembly Member (Assembly District 42)Jacqui Irwin (Democratic)424-238-2421100%

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 ZIP residents
State Senate District 2764%
State Senate District 2434%
State Senate District 211.5%

State house districtShare of ZIP residents
Assembly District 42100%

Voting precincts

25 voting precincts overlap ZIP 91361. 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:91361")

ZIP 91361 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.