Gillespie County, Texas Demographics 2026

Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology

Gillespie County, Texas has a population of 27,524, the 99th most populous county in Texas. The median household income is $76,162 and the median home value is $460,700. The poverty rate is 9.2%.

Gillespie County Quick Facts

Population 27,524

Median Household Income $76,16290% MOE ±$7,606

Median Home Value $460,70090% MOE ±$29,317

Poverty Rate 9.2%90% MOE ±2.2 pts

Unemployment Rate 2.7%90% MOE ±1.5 pts

Median Age 50.7 years90% MOE ±0.6 years

Homeownership Rate 74.9%90% MOE ±2.2 pts

Affordability Ratio 6.0x

Bachelor's Degree+ 37.2%90% MOE ±2.8 pts

Adults 25+ with high school education or higher 90.1%

Cities/Places 3

Population 27,524 99th of 254

Median Income $76,162 3% lower than state

Poverty Rate 9.2%

Unemployment 2.7%

How Gillespie County Changed

Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.

Metric	2015–2019	2020–2024	Change
Population	26,459	27,524	+4.0%
Median household income	$72,803	$76,162	No clear change (+4.6%)
Median home value¹	$353,090	$460,700	+30.5%
Median gross rent	$1,167	$1,340	+14.9%

¹ The Census Bureau changed its home-value inflation adjustment beginning with the 2022 ACS; interpret that comparison with additional caution.

Median Household Income

Gillespie

$76,162

$78,476

National

$80,734

Median Home Value

Gillespie

$460,700

$283,800

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 13.7%

$25K-$50K 17.2%

$50K-$100K 29.6%

$100K+ 39.4%

Detailed income brackets

Under $10K

4.2%

$10K-$15K

4.3%

$15K-$20K

2.3%

$20K-$25K

3.0%

$25K-$30K

2.4%

$30K-$35K

3.9%

$35K-$40K

3.5%

$40K-$45K

4.9%

$45K-$50K

2.6%

$50K-$60K

8.9%

$60K-$75K

9.4%

$75K-$100K

11.3%

$100K-$125K

7.5%

$125K-$150K

8.1%

$150K-$200K

10.1%

$200K+

13.7%

Employment

2.7% Unemployment Rate State: 5.3%|National: 5.2%

54.9% Labor Force Participation

Housing Overview

Owner 74.9%

Renter 25.1%

Affordability Index Expensive

6.0x home value to income ratio

Median gross rent $1,340/mo 21.1% of median household income annually

People & Demographics

Age Distribution

Under 18

19.4%

18-34

15.2%

35-54

20.2%

55-74

31.0%

75+

14.2%

Race & Ethnicity

Diversity Index

Moderate Diversity

Moderate diversity with one or two groups making up the majority.

State average: 67 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in Gillespie County

City	Population	Median Income	Poverty	Home Value
Fredericksburg	11,419	$64,534	9.2%	$460,300
Harper	1,214	N/A	13.3%	$434,600
Stonewall	295	N/A	31.6%	N/A

Explore Texas Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Gillespie County is located in Texas with a total population of 27,524. It is the 99th most populous county out of 254 in Texas. The county encompasses 3 Census-designated places.

Age Demographics

The median age in Gillespie County is 50.7 years. This is 42% higher than the state median of 35.6 years. 14.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Gillespie County is $76,162. This is 3% lower than the state median of $78,476. It is also 6% lower than the national median of $80,734. The poverty rate stands at 9.2%. This is 33% lower than the state poverty rate of 13.8%. The unemployment rate is 2.7%. This is 48% lower than the state rate of 5.3%. The median home value is $460,700. Housing costs are 62% higher than the state median of $283,800. The home-value-to-income ratio is 6.0x. 74.9% of occupied housing units are owner-occupied. This homeownership rate is 20% higher than the state average of 62.6%.

Race & Ethnicity

The largest racial or ethnic group in Gillespie County is White (non-Hispanic), making up 73.6% of the population. Hispanic or Latino residents account for 22.9%. The White (non-Hispanic) population is significantly higher than the state average (73.6% vs 39.1%). The Black or African American population (0.1%) is well below the state average of 11.9%. The Asian population (0.4%) is well below the state average of 5.5%.

Education

37.2% of residents aged 25 and older hold a bachelor's degree or higher. This places Gillespie County in the top 10% of all counties in the state for educational attainment. This is 10% higher than the state rate of 33.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.1%.

Data Sources & Methodology

All figures for Gillespie County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Texas and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Gillespie County, Texas?

Gillespie County has a population of 27,524, making it the 99th most populous county in Texas.

What is the median income in Gillespie County?

The median household income in Gillespie County is $76,162 with a poverty rate of 9.2%.

How many cities are in Gillespie County, Texas?

Gillespie County contains 3 Census-designated places.