McLennan County, Texas Age & Gender Statistics (2024)

Total Population

266,067

Median Age

34.0

Male Median

32.5

Female Median

35.4

McLennan County, Texas Population Growth

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

McLennan County, Texas Demographic Trend

Since 2010, the population of has changed by +15.9%%.

+15.9%% Growth

McLennan County, Texas Age & Gender Pyramid

Population pyramid for

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


McLennan County, Texas Historical Population Data

YearMedian AgePopulation
202434.0266,067
202334.0263,608
202233.6261,090
202133.7258,031
202033.6254,045
201933.3251,089
201833.2248,429
201733.2245,720
201633.0243,394
201532.9241,505
201432.9239,717
201332.9237,316
201232.8234,626
201132.6232,396
201032.7229,587

McLennan County, Texas Age Group Breakdown (2024)

Age CohortPercentage
Under 56.3%
5–1717.7%
18–2414.3%
25–3413.0%
35–5422.5%
55–6410.9%
65+15.3%

Dependency Ratios for McLennan County, Texas

Total Dependency Ratio:
64.7
Youth Dependency:
39.5
Old-Age Dependency:
25.2

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



Age & Gender FAQs for McLennan County, Texas

The median age in McLennan County, Texas is 34.0 years.

According to latest Census data, the total population of McLennan County, Texas is 266,067.

In McLennan County, Texas, seniors (ages 65+) make up 15.3% of the population, while children under 18 represent 17.7%.

Based on historical data since 2010, the population in McLennan County, Texas has remained stable.
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