How many people live in Ventura County, CA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 835,400 people living in Ventura County, CA. That makes Ventura County the 12th-most populous county in California. It is home to 2.1% of people living in the state.
835K
population of Ventura County, CA (2024)
2.1%
County share of the California population (2024)
About 835,400 people lived in Ventura County, CA in 2024.
Population estimates, 2000–2024
What are Ventura County, CA’s age demographics?
About 155,200 Ventura County, CA residents are aged 65 and older in 2024. That represents 18.6% of its population. For comparison, the age group represents 16.6% of California’s population and 18% in the US overall.
Another 176,400 Ventura County residents, or 21.1% of the population, were children under 18. For comparison, the age group represents 21.4% of California’s population and 21.6% in the US overall.
A higher share of Ventura County, CA's population is aged 45–64 than the US as a whole.
Population estimates by age group, (2024)
What are Ventura County, CA’s racial and ethnic demographics?
Hispanic residents make up 45.3% of the Ventura County population, higher than the national share of 20%. Ventura County also has a larger share of people identifying as non-Hispanic Asian (8%) than the US overall (6.5%).
In contrast, Ventura County’s non-Hispanic white population accounts for 41.7%, below the 57.5% nationwide, and the non-Hispanic Black or African American population makes up 1.8% of the county, compared with 12.6% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Ventura County, CA has a higher share of a non-Hispanic white population than California as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Ventura County, CA is Oxnard with about 200,600 residents in 2024.
Cities and towns in Ventura County, CA ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Oxnard | 200,616 |
| 2. | Simi Valley | 125,778 |
| 3. | Thousand Oaks | 124,229 |
| 4. | San Buenaventura (Ventura) | 109,831 |
| 5. | Camarillo | 69,881 |
| 6. | Moorpark | 35,621 |
| 7. | Santa Paula | 31,786 |
| 8. | Port Hueneme | 21,325 |
| 9. | Fillmore | 17,216 |
| 10. | Ojai | 7,563 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
