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

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Tehama County, California Demographic Trend

Since 2010, the population of has changed by +4.1%%.

+4.1%% Growth

Tehama County, California Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Tehama County, California Historical Population Data

YearMedian AgePopulation
202440.065,167
202340.165,520
202240.365,484
202140.065,345
202040.664,176
201941.063,912
201840.963,373
201741.163,247
201640.663,015
201540.563,152
201440.063,284
201339.963,241
201239.663,200
201139.462,985
201039.262,575

Tehama County, California Age Group Breakdown (2024)

Age CohortPercentage
Under 55.8%
5–1718.3%
18–247.4%
25–3412.1%
35–5422.7%
55–6413.6%
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.
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