How many people live in Tehama County, CA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 64,500 people living in Tehama County, CA. That makes Tehama County the 42nd-most populous county in California. It is home to 0.16% of people living in the state.
64.5K
population of Tehama County, CA (2024)
0.16%
County share of the California population (2024)
About 64,500 people lived in Tehama County, CA in 2024.
Population estimates, 2000–2024
What are Tehama County, CA’s age demographics?
About 13,400 Tehama County residents are aged 65 and older in 2024. That represents 20.8% of its population. For comparison, the age group represents 16.6% of California’s population and 18% in the US overall.
Another 15,400 Tehama County residents, or 23.9% 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 lower share of Tehama County, CA's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Tehama County, CA’s racial and ethnic demographics?
Non-Hispanic white residents make up 62% of the Tehama County, CA population, higher than the national share of 57.5%. Tehama County, CA also has a larger share of people identifying as Hispanic (30.8%) than the US overall (20%).
In contrast, Tehama County’s non-Hispanic Black or African American population accounts for 0.86%, below the 12.6% nationwide, and the non-Hispanic Asian population makes up 1.4% of the county, compared with 6.5% 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.
Tehama 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 Tehama County, CA is Red Bluff with about 14,300 residents in 2024.
Cities and towns in Tehama County, CA ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Red Bluff | 14,286 |
| 2. | Corning | 8,131 |
| 3. | Tehama | 436 |
| 4. | Balance of Tehama County | 41,598 |
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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.
