ZIP code 94591: Vallejo, CA
ZIP code 94591 is in Vallejo (97% of residents), in Solano County (100%) and Napa County (<0.1%), California. It is in California's 8th congressional district. Its state senate district is State Senate District 3; its state house district is Assembly District 11.
See it on the mapAll of California
City and county
| City or town | Share of ZIP residents |
|---|---|
| Vallejo | 97% |
| County | Share of ZIP residents |
|---|---|
| Solano County | 100% |
| Napa County | land only |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Vallejo CCD | 96% |
| Fairfield-Suisun City CCD | 3.9% |
| Napa CCD | land only |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| California's 8th congressional district (CA-08) | 100% |
| California's 4th congressional district (CA-04) | land only |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (CA-08) | John Garamendi (D) | 202-225-1880 | 100% |
| U.S. Representative (CA-04) | Mike Thompson (D) | 202-225-3311 | <0.1% |
| 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 3) | Christopher Cabaldon (Democratic) | 707-454-3808 | 100% |
| Assembly Member (Assembly District 11) | Lori Wilson (Democratic) | 707-438-7359 | 100% |
| Assembly Member (Assembly District 4) | Cecilia Aguiar-Curry (Democratic) | 530-757-1034 | <0.1% |
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
- Vallejo website: https://www.cityofvallejo.net/
- Vallejo laws: search for the Vallejo, California code of ordinances
- Solano County website: https://www.solanocounty.gov/
- Solano County laws: search for the Solano County, California code of ordinances
- Napa County website: https://www.napacounty.gov/
- Napa County laws: search for the Napa County, California code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 3 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 11 | 100% |
| Assembly District 4 | land only |
Voting precincts
28 voting precincts overlap ZIP 94591. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:94591")
ZIP 94591 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.