Tehama County, California Age & Gender Distribution (2024)
Population distribution by age and gender for Tehama County, California
Tehama County, California Age & Gender Statistics (2024)
Total Population
65,167
Median Age
40.0
Male Median
39.1
Female Median
40.9
Tehama County, California Population Growth

Tehama County, California Demographic Trend
Since 2010, the population of has changed by +4.1%%.
+4.1%% Growth
Tehama County, California Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Tehama County, California Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.0 | 65,167 |
| 2023 | 40.1 | 65,520 |
| 2022 | 40.3 | 65,484 |
| 2021 | 40.0 | 65,345 |
| 2020 | 40.6 | 64,176 |
| 2019 | 41.0 | 63,912 |
| 2018 | 40.9 | 63,373 |
| 2017 | 41.1 | 63,247 |
| 2016 | 40.6 | 63,015 |
| 2015 | 40.5 | 63,152 |
| 2014 | 40.0 | 63,284 |
| 2013 | 39.9 | 63,241 |
| 2012 | 39.6 | 63,200 |
| 2011 | 39.4 | 62,985 |
| 2010 | 39.2 | 62,575 |
Tehama County, California Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.8% |
| 5–17 | 18.3% |
| 18–24 | 7.4% |
| 25–34 | 12.1% |
| 35–54 | 22.7% |
| 55–64 | 13.6% |
| 65+ | 20.1% |
Dependency Ratios for Tehama County, California
- Total Dependency Ratio:
- 79.1
- Youth Dependency:
- 43.1
- Old-Age Dependency:
- 36.0
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Tehama County, California
The median age in Tehama County, California is 40.0 years.
According to latest Census data, the total population of Tehama County, California is 65,167.
In Tehama County, California, seniors (ages 65+) make up 20.1% of the population, while children under 18 represent 18.3%.
Based on historical data since 2010, the population in Tehama County, California has remained stable.