Gillespie County
Gillespie County has roughly average household income, with a median household income of $76,162. Population has grown 32% since 2000. Median home value has more than tripled since 2000, reaching $460,700. With a median age of 50.7, the population is older than the US median of 38.9. It sits in the top 10% of US counties for household income.
Population & growth
PEP 2025 EST:28,527 residents (Census Bureau Vintage 2025, released March 2026)
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+ 19 more ancestry groups with data
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How many people live in Gillespie County, Texas?
Gillespie County, Texas has about 27,524 residents according to the 2024 American Community Survey.
What is the median household income in Gillespie County, Texas?
The typical household in Gillespie County, Texas earns about $76,162 a year. Half of households make more than that, and half make less.
Is Gillespie County, Texas expensive?
In Gillespie County, Texas, the median home is worth about $460,700, and the typical rent is about $1,340 a month.
How educated are people in Gillespie County, Texas?
About 37.2% of adults age 25 and over in Gillespie County, Texas hold a bachelor's degree or higher.
What is the poverty rate in Gillespie County, Texas?
About 9.2% of people in Gillespie County, Texas live below the federal poverty line.
Has Gillespie County, Texas grown since 1990?
Yes, Gillespie County, Texas has grown since 1990. The population has added about 10,320 residents, a change of about 60 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024