Gillespie County, Texas Age & Gender Distribution (2024)
Population distribution by age and gender for Gillespie County, Texas
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

Gillespie County, Texas Demographic Trend
Since 2010, the population of has changed by +13.7%%.
+13.7%% Growth
Gillespie County, Texas Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Gillespie County, Texas Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 50.7 | 27,524 |
| 2023 | 50.5 | 27,202 |
| 2022 | 49.7 | 26,953 |
| 2021 | 49.6 | 26,730 |
| 2020 | 50.1 | 26,668 |
| 2019 | 50.0 | 26,459 |
| 2018 | 50.3 | 26,208 |
| 2017 | 50.2 | 25,939 |
| 2016 | 50.1 | 25,732 |
| 2015 | 50.6 | 25,398 |
| 2014 | 50.2 | 25,179 |
| 2013 | 50.0 | 25,003 |
| 2012 | 49.8 | 24,777 |
| 2011 | 49.4 | 24,524 |
| 2010 | 49.3 | 24,197 |
Gillespie County, Texas Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.6% |
| 5–17 | 14.9% |
| 18–24 | 5.4% |
| 25–34 | 9.7% |
| 35–54 | 20.1% |
| 55–64 | 15.1% |
| 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.