Ventura County, California
County seat: Ventura · Population 830,851 (2025) · 1,841 sq mi
Ventura County is the 12th most populous of California's 58 counties, with 830,851 people (2025 estimate). Its county seat is Ventura. The map shows its 10 cities and towns and the 3 neighboring counties.
Ventura County facts
- County seat
- Ventura
- Population (2025 estimate)
- 830,851 −1.6% since 2020
- Land area
- 1,841 sq mi 26th largest of 58
- Water area
- 366 sq mi
- Population density
- 451 per sq mi
- Established
- 1873
- Named after
- Mission San Buenaventura Spanish mission located in Ventura, California
- Largest city
- Oxnard 199,651
- Median household income
- $109,797
- Cities and towns
- 10 plus 14 CDPs
- ZIP codes
- 34
- Time zone
- Pacific
- FIPS code
- 06111
Cities and towns in Ventura County
Ventura County has 10 incorporated cities, towns and villages. Populations count the people living inside Ventura County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Oxnard | City | 199,651 | |
| Simi Valley | City | 124,861 | |
| Thousand Oaks | City | 122,230 | |
| Ventura (county seat) | City | 109,914 | |
| Camarillo | City | 68,652 | |
| Moorpark | City | 35,023 | |
| Santa Paula | City | 31,774 | |
| Port Hueneme | City | 20,987 | |
| Fillmore | City | 16,937 | |
| Ojai | City | 7,474 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Oak Park | 13,757 | |
| Mira Monte | 6,888 | |
| El Rio | 6,368 | |
| Oak View | 6,141 | |
| Meiners Oaks | 3,934 | |
| Santa Rosa Valley | 2,780 | |
| Channel Islands Beach | 2,726 | |
| Casa Conejo | 2,671 | |
| Piru | 2,185 | |
| Bell Canyon | 2,177 | |
| Lake Sherwood | 1,633 | |
| Saticoy | 1,518 | |
| Santa Susana | 1,235 | |
| Somis | 1,229 |
ZIP codes in Ventura County
34 ZIP codes reach into Ventura County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 90265 also Los Angeles County
- 91304 also Los Angeles County
- 91307 also Los Angeles County
- 91311 also Los Angeles County
- 91320
- 91360
- 91361 also Los Angeles County
- 91362 also Los Angeles County
- 91377
- 93001
- 93003
- 93004
- 93010
- 93012
- 93013 also Santa Barbara County
- 93015
- 93021
- 93022
- 93023
- 93030
- 93033
- 93035
- 93036
- 93040
- 93041
- 93042
- 93043
- 93060
- 93063
- 93064
- 93065
- 93066
- 93225 also Kern County
- 93252 also Kern, Santa Barbara and San Luis Obispo counties
Population of Ventura County, 2020–2025
Ventura County shrank by 13,507 people (−1.6%) between April 2020 and July 2025: 8,951 more births than deaths and a net loss of 22,939 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 843,793 |
| 2021 | 839,956 |
| 2022 | 834,675 |
| 2023 | 832,071 |
| 2024 | 833,431 |
| 2025 | 830,851 |
Neighboring counties
- Los Angeles County east · 9,694,934 people
- Santa Barbara County west · 442,065 people
- Kern County north · 927,068 people
Printable Ventura County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (145 KB)
- PNG (2400 px) (103 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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