Lassen County, California Age & Gender Statistics (2024)

Total Population

30,356

Median Age

38.3

Male Median

36.9

Female Median

42.8

Lassen County, California Population Growth

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

Lassen County, California Demographic Trend

Since 2010, the population of has changed by -13.5%%.

-13.5%% Growth

Lassen County, California Age & Gender Pyramid

Population pyramid for

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


Lassen County, California Historical Population Data

YearMedian AgePopulation
202438.330,356
202337.831,177
202237.231,873
202137.332,949
202036.830,600
201936.630,818
201836.031,185
201736.231,470
201636.431,945
201537.032,645
201437.333,356
201337.334,018
201237.434,628
201137.035,001
201037.235,081

Lassen County, California Age Group Breakdown (2024)

Age CohortPercentage
Under 54.6%
5–1713.9%
18–247.9%
25–3417.7%
35–5428.1%
55–6411.3%
65+16.5%

Dependency Ratios for Lassen County, California

Total Dependency Ratio:
53.8
Youth Dependency:
28.4
Old-Age Dependency:
25.4

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Lassen County, California

The median age in Lassen County, California is 38.3 years.

According to latest Census data, the total population of Lassen County, California is 30,356.

In Lassen County, California, seniors (ages 65+) make up 16.5% of the population, while children under 18 represent 13.9%.

Based on historical data since 2010, the population in Lassen County, California has remained stable.
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