Gillespie County, Texas Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Gillespie County, TX Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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C
Health Below averageHealthier than 82% of counties in Texas
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C
Income Below averageWealthier than 82% of counties in Texas
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C
Education Below averageBetter educated than 92% of counties in Texas
Source: Map AI Methodology
Population: density and quick facts
| Metric | Gillespie County | Texas Avg | U.S. Average |
|---|---|---|---|
| Population | 27,524 | 30,160,889 | 337,468,954 |
| Population density (per sq mi) | 25.9 | 112.2 | 86.4 |
| Population growth (%/yr) | 0.85% | 1.41% | 0.59% |
| Median age | 51.1 | 35.9 | 37.3 |
| Households | 11,513 | 10,982,153 | 130,235,071 |
Population in Gillespie County grew by 17.2% from 2009 to 2024, reaching 27,524 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Gillespie County is Boomers, aged 61–79, at 27.9% of residents. That is 14.6 points above Texas as a whole.
- Gen Z 13–28 4,338 15.8% -7.7 pts
- Millennials 29–44 4,305 15.6% -7.3 pts
- Gen X 45–60 5,369 19.5% on par
- Boomers 61–79 7,668 27.9% +14.6 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Texas, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.5% of the people living in Gillespie County and men 48.5%.
- Women 51.5% Texas 50.1%
- Men 48.5% Texas 49.9%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Gillespie County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Gillespie County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Gillespie County | Texas Avg | U.S. Average |
|---|---|---|---|
| Median household income | $76,640 | $78,939 | $80,455 |
| Income growth (%/yr) | 4.11% | 4.56% | 4.80% |
| Unemployment rate | 2.7% | 5.2% | 5.2% |
The median household income in Gillespie County is about 3% lower than in Texas.
Housing
| Metric | Gillespie County | Texas Avg | U.S. Average |
|---|---|---|---|
| Median home price | $507,022 | $258,873 | $248,835 |
| Median rent | $1,339 | $1,402 | $1,407 |
| Homeownership rate | 74.9% | 62.6% | 65.2% |
The median home price in Gillespie County is about 31.5 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,339 per month for that long.
Commute Time & Mobility
Commuters in Gillespie County spend about 27 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 113 hours, about 4.7 full days, spent commuting.
| Metric | Gillespie County | Texas Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 13.6 | 22.8 | 22.4 |
| Round-trip commute (min) | 27.1 | 45.6 | 44.8 |
| Yearly time spent (hours) | 113 | 190 | 187 |
| Estimated yearly cost | $3,502 | $5,888 | $5,790 |
| Work from home | 11.4% | 14.4% | 15.0% |
| Highway traffic (vehicles/day) | 2,957 | 9,879 | 8,813 |
| Local road traffic (vehicles/day) | 670 | 1,441 | 1,355 |
Fastest commutes among counties in
Texas:
Loving County (3.2 min), King County (5.8 min), Terrell County (6.5 min).
Slowest:
Bandera County (38.6 min), San Jacinto County (35.9 min), Liberty County (33.6 min).
The average commute time in Gillespie County is 14 minutes, shorter than the 23 minutes in Texas.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Gillespie County has a education index of C, which means it is somewhat educated.
| Metric | Gillespie County | Texas Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 33.0% | 29.3% | 31.6% |
| Average household size | 2.36 | 2.69 | 2.53 |
Highest education index among counties in
Texas:
Collin County (0.4), Travis County (0.4), Fort Bend County (0.4).
Lowest:
Kenedy County (0.0), Hudspeth County (0.1), La Salle County (0.1).
Health
Gillespie County has a health index of C, which means it is somewhat healthy.
| Metric | Gillespie County | Texas Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 80.5 | 78.0 | 78.3 |
| Self-rated poor health | 17.1% | 21.1% | 16.3% |
| Smokers | 15.3% | 19.9% | 19.0% |
Highest health index among counties in
Texas:
Collin County (0.8), Travis County (0.8), Denton County (0.8).
Lowest:
Starr County (0.7), Brooks County (0.7), Presidio County (0.7).
Gillespie County, TX Compared With Nearby Counties
Gillespie County, TX is the 3rd largest of the 4 counties compared here, 27,524 residents against a local median of 48,567. The measure that sets Gillespie County, TX apart most is median home price: $507,022, 113% above the local median of $238,235.
Commute tells the same story from another angle: 13.6 min against a local median of 22.5 min, 40% below it. The one measure here that carries a verdict is commute, and at 40% below the local median it puts Gillespie County, TX at the better end of the local range. The counties themselves spread $319,710 on median home price, so Gillespie County, TX sits at one end of an already wide local range rather than apart from it. Gillespie County, TX has the highest median home price of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Gillespie County, TX | 27,524 | $76,640 #2/4 | $507,022 #1/4 | 13.6 min #1/4 |
| Kendall County, TX | 48,567 | $113,246 | $98,094 | 28.8 min |
| Llano County, TX | 22,424 | $69,249 | $238,235 | 22.5 min |
| Kerr County, TX | 53,489 | $69,797 | $417,805 | 16.6 min |
Frequently Asked Questions
Common questions about Gillespie County, Texas.
How many people live in Gillespie County, Texas?
About 27,524 people live in Gillespie County, Texas, in 11,513 households of 2.4 people on average. The median age is 51.1, so residents are older than the U.S. median of 37.3 by about 14 years.
Is Gillespie County, Texas mostly urban or rural?
Averaged over its land area, Gillespie County, Texas has 26 people per square mile, a density typical of rural areas. That is about 30% of the U.S. average of 86.
How affordable is housing in Gillespie County, Texas?
The median home costs 6.6 times the median household income ($507,022 against $76,640), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,339 a month takes about 21% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Gillespie County, Texas?
Unemployment in Gillespie County, Texas is only 2.7%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
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