Gillespie County, Texas Age & Gender Statistics (2024)

Total Population

27,524

Median Age

50.7

Male Median

48.4

Female Median

52.9

Gillespie County, Texas Population Growth

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

Gillespie County, Texas Demographic Trend

Since 2010, the population of has changed by +13.7%%.

+13.7%% Growth

Gillespie County, Texas Age & Gender Pyramid

Population pyramid for

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


Gillespie County, Texas Historical Population Data

YearMedian AgePopulation
202450.727,524
202350.527,202
202249.726,953
202149.626,730
202050.126,668
201950.026,459
201850.326,208
201750.225,939
201650.125,732
201550.625,398
201450.225,179
201350.025,003
201249.824,777
201149.424,524
201049.324,197

Gillespie County, Texas Age Group Breakdown (2024)

Age CohortPercentage
Under 54.6%
5–1714.9%
18–245.4%
25–349.7%
35–5420.1%
55–6415.1%
65+30.2%

Dependency Ratios for Gillespie County, Texas

Total Dependency Ratio:
98.4
Youth Dependency:
38.6
Old-Age Dependency:
59.8

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



Age & Gender FAQs for Gillespie County, Texas

The median age in Gillespie County, Texas is 50.7 years.

According to latest Census data, the total population of Gillespie County, Texas is 27,524.

In Gillespie County, Texas, seniors (ages 65+) make up 30.2% of the population, while children under 18 represent 14.9%.

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