Thousand Oaks Population 2026
Thousand Oaks has a population of 129,339, making it the #222 biggest city in 🇺🇸 United States, located in California. It is about 68× smaller than New York City, the country's biggest city.
Population (city proper)
129,339
Rank in United States
#222
Coordinates
34.17°N, 118.84°W
~270 m elevation · America/Los_Angeles
Distance to capital (Washington)
3,739 km
2,322 miles, straight line
Other big cities in California
| City | Population | Rank in United States |
|---|---|---|
| Los Angeles | 3,820,914 | #2 |
| San Diego | 1,404,452 | #8 |
| San Jose | 997,368 | #12 |
| San Francisco | 827,526 | #17 |
| Fresno | 542,107 | #34 |
| Sacramento | 524,943 | #35 |
| Long Beach | 474,140 | #41 |
| Oakland | 419,267 | #45 |
Cities near Thousand Oaks
- Simi Valley126,788 people · ~12 km away
- Camarillo67,608 people · ~19 km away
- Oxnard207,254 people · ~31 km away
- Santa Clarita182,371 people · ~37 km away
- Ventura96,769 people · ~44 km away
- Glendale201,020 people · ~54 km away
FAQ
What is the population of Thousand Oaks?
Thousand Oaks has a population of 129,339 (city proper, latest official figure via GeoNames), making it the #222 biggest city in United States.
What state is Thousand Oaks in?
Thousand Oaks is located in California, United States.
Is Thousand Oaks the capital of United States?
No, the capital of United States is Washington D.C., about 3,739 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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