Thousand Oaks Flag

Thousand Oaks

County:
Ventura County
County Seat:
No
Area (mi²):
55.257
State:
California

Thousand Oaks is a city located in Ventura County, California. Thousand Oaks has a 2026 population of 121,431. Thousand Oaks is currently declining at a rate of -0.65% annually and its population has decreased by -4.24% since the most recent census, which recorded a population of 126,810 in 2020.

The median household income in Thousand Oaks is $135,603 with a poverty rate of 8.92%. The median age in Thousand Oaks is 44.9 years: 42.5 years for males, and 47.1 years for females. For every 100 females there are 98.0 males.

121.4K
Total Population
2,198
Density (mi²)
-799 -0.65%
Growth

Thousand Oaks Population

Thousand Oaks Population

Year ↓
Population
Growth
Annual Change
2026121,431-799-0.65%
2025122,230-1,387-1.12%
2024123,617-309-0.25%
2023123,926-751-0.6%
2022124,677-1,443-1.14%
2021126,120-831-0.65%
2020126,810-328-0.26%
2019127,138-823-0.64%
2018127,961-459-0.36%
2017128,420-20%
2016128,422-239-0.19%
2015128,661340.03%
2014128,6273880.3%
2013128,2394890.38%
2012127,7504020.32%
2011127,3486600.52%
2010126,68850%
2000117,00512,65312.13%
1990104,35227,28035.4%
198077,07241,199114.85%
197035,87332,9391122.67%
19602,9341,691136.04%
19501,24300%

Median Age

Overall: 44.9 years
Female: 47.1 years
Male: 42.5 years

Thousand Oaks Adults

There are 100,781 adults, (25,928 of whom are seniors) in Thousand Oaks.

Sex Ratio

Female: 63,243 (50.5%)
Male: 61,962 (49.5%)

Demographics

The racial composition of Thousand Oaks includes 65.61% White, 8.8% Asian, 5.78% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White82,15265.61%
Two or more races21,53417.2%
Asian11,0138.8%
Other race7,2385.78%
Black or African American2,3161.85%
Native American8610.69%
Native Hawaiian or Pacific Islander910.07%
Race
Population ↓
Percentage (of total)
Two or more races14,93211.93%
Other race5,8184.65%
White4,1543.32%
Native American7540.6%
Asian1230.1%
Native Hawaiian or Pacific Islander280.02%
Black or African American260.02%
Race
Population ↓
Percentage (of total)
White77,99862.3%
Asian10,8908.7%
Two or more races6,6025.27%
Black or African American2,2901.83%
Other race1,4201.13%
Native American1070.09%
Native Hawaiian or Pacific Islander630.05%

Thousand Oaks Marital Status

Economics and Income Statistics

Thousand Oaks' average per capita income is $75,579. Household income levels show a median of $135,603. The poverty rate stands at 8.92%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$186,394-
Families$164,616$208,567
Households$135,603$175,870
Non Families$73,157$99,074

$75,579

Average Income

$135,603

Median Household Income

8.92%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)