ZIP code 95230: Farmington, CA
ZIP code 95230 is in Farmington (25% of residents), in San Joaquin County (64%), Stanislaus County (21%) and Calaveras County (15%), California. 75% of its residents live outside city limits. It is in California's 5th congressional district (55%) and California's 7th congressional district (45%). Its state senate districts are State Senate District 5 (64%) and State Senate District 4 (36%); its state house districts are Assembly District 9 (90%) and Assembly District 8 (9.8%).
See it on the mapAll of California
City and county
| City or town | Share of ZIP residents |
|---|---|
| Farmington | 25% |
| County | Share of ZIP residents |
|---|---|
| San Joaquin County | 64% |
| Stanislaus County | 21% |
| Calaveras County | 15% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Linden-Farmington CCD | 56% |
| Oakdale CCD | 21% |
| Angels City CCD | 7.8% |
| Escalon CCD | 7.4% |
| San Andreas CCD | 7.1% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| California's 5th congressional district (CA-05) | 55% |
| California's 7th congressional district (CA-07) | 45% |
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
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (CA-05) | Tom McClintock (R) | 202-225-2511 | 55% |
| U.S. Representative (CA-07) | Doris O. Matsui (D) | 202-225-7163 | 45% |
| U.S. Senator | Adam B. Schiff (D) | 202-224-3841 | statewide |
| U.S. Senator | Alex Padilla (D) | 202-224-3553 · contact form | statewide |
| State Senator (State Senate District 5) | Jerry McNerney (Democratic) | 209-472-9535 | 64% |
| State Senator (State Senate District 4) | Marie Alvarado-Gil (R) | 916-933-8680 | 36% |
| Assembly Member (Assembly District 9) | Heath Flora (R) | 209-599-2112 | 90% |
| Assembly Member (Assembly District 8) | David Tangipa (R) | 559-446-2029 | 9.8% |
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).
Local government
- Farmington website: http://www.farmingtonca.com
- Farmington laws: search for the Farmington, California code of ordinances
- San Joaquin County website: https://sjgov.org
- San Joaquin County laws: search for the San Joaquin County, California code of ordinances
- Stanislaus County website: https://www.stancounty.com/
- Stanislaus County laws: search for the Stanislaus County, California code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 5 | 64% |
| State Senate District 4 | 36% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 9 | 90% |
| Assembly District 8 | 9.8% |
Voting precincts
5 voting precincts overlap ZIP 95230. 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:95230")
ZIP 95230 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.