Tehama County's 2026 population is estimated at 63,435, reflecting a -0.79% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Tehama County is the 42nd largest county in California. The 2010 population was 63,562 and has grown -0.2% since 2010.
Data after 2023 is projected based on recent change
Overall: 40 years
Female: 40.9 years
Male: 39.1 years
There are 49,471 adults, (13,085 of whom are seniors) in Tehama County.
Female: 32,763 (50.3%)
Male: 32,404 (49.7%)
The racial composition of Tehama County includes 66.72% White, 12.43% other race, and smaller percentages for Native American, Asian, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 43,477 | 66.72% |
| Two or more races | 10,386 | 15.94% |
| Other race | 8,100 | 12.43% |
| Native American | 1,285 | 1.97% |
| Asian | 1,275 | 1.96% |
| Black or African American | 558 | 0.86% |
| Native Hawaiian or Pacific Islander | 86 | 0.13% |
Tehama County 's average per capita income is $47,259. Household income levels show a median of $63,784. The poverty rate stands at 15.56%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $94,081 | - |
| Families | $79,311 | $112,920 |
| Households | $63,784 | $93,910 |
| Non Families | $31,734 | $47,282 |
Average Income
Median Household Income
Poverty Rate