Galveston County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 16th-largest in Texas
The population of Galveston County, Texas is 354,721 as of the 2023 American Community Survey, making it the 16th-largest county in Texas. The median household income is $85,348, the median home value is $284,900, and the median age is 38.5.
The population of Galveston County has grown 25.6% since 2010 (292,492 → 367,407), a +1.64% annualized rate.
354,721
Population
+1.64%
Annual growth
935
People / sq mi
$85,348
Median Income
$284,900
Median Home Value
Galveston County covers 379 sq mi of land at 934.9 people per square mile.
About Galveston County, TX
Galveston County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 935 people per square mile. Galveston County is a county in Texas with a population of 354,721. It ranks #16 among counties in Texas by population.
Median household income is $85,348, above the US median of $78,538. About 8.2% of residents live below the federal poverty level, below the national 12.4%. Home values run above average at $284,900, with typical rent around $1,360.
Educational attainment is on the higher side for US counties — 34.3% of adults hold a four-year degree, near the national 35.0%. About 10.6% of workers primarily work from home, below the national 14.0%, and the average commute runs about 28 minutes each way.
That density explains much of the rest of the profile in Galveston County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Galveston County Population History (2010-2024)
The county of Galveston County had a population of 292,492 in 2010 and 367,407 in 2024, a 25.6% growth over 14 years. The peak was 367,407 in 2024. Average annual growth rate: 1.64%.
367,407
Population (2024)
292,492
Population (2010)
367,407
Peak (2024)
1.64%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 292,492 |
| 2011 | 295,632 |
| 2012 | 301,099 |
| 2013 | 306,652 |
| 2014 | 313,451 |
| 2015 | 321,074 |
| 2016 | 329,038 |
| 2017 | 334,691 |
| 2018 | 337,639 |
| 2019 | 341,541 |
| 2020 | 351,606 |
| 2021 | 355,616 |
| 2022 | 357,735 |
| 2023 | 362,586 |
| 2024 | 367,407 |
Race & Ethnicity
| White | 64.5% |
| Black or African American | 12.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.8% |
| Two or More Races | 0.0% |
Age & Sex
38.5
Median Age
50.6%
Female
49.4%
Male
15.3%
Age 65+
Age Distribution
Children (under 15): 19.5% · Seniors (65+): 15.3%
Income & Poverty
| Median household income | $85,348+$9,056 vs state |
| Mean household income | $112,903 |
| Per-capita income | $44,123 |
| Poverty rate | 8.2%-2.3% vs state |
| Unemployment rate | 3.5% |
| Employment-to-population | 60.3% |
Top Industries by Employment
The largest employment sector in Galveston County is professional & business services, accounting for 25.2% of workers.
How residents commute
0.5%
Drive alone
1.5%
Carpool
78.2%
Public transit
10.6%
Work from home
27.7 min
Avg commute
Housing
$284,900+$24,500 vs state
Median home value
$1,360
Median rent
67.5%
Homeownership rate
159,379
Total housing units
87.0%
Occupied
13.0%
Vacant
32.5%
Renter-occupied
Social & access
86.2%
With health insurance
96.5%
With broadband internet
24.5%
Foreign-born
7.3%
Veterans (18+)
12.9%
With a disability
79.4%
Speak language other than English at home
Education
89.8%
High School+
34.3%
Bachelor's+
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Frequently Asked Questions
Galveston County, Texas has a population of 354,721 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 16th-largest county in Texas. Population density is 935 people per square mile.
The population of Galveston County has grown 25.6% since 2010 (292,492 → 367,407), a +1.64% annualized rate.
The median household income in Galveston County, Texas is $85,348, with mean (average) household income of $112,903 and per-capita income of $44,123. 8.2% of residents live below the federal poverty level.
In Galveston County, the largest racial and ethnic groups are White (64.5%), Black or African American (12.4%), Hispanic or Latino (1.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Galveston County, Texas is 38.5 years. Residents are 50.6% female and 49.4% male.
The median home value in Galveston County is $284,900 and median monthly rent is $1,360. 67.5% of occupied housing units are owner-occupied. The county has 159,379 total housing units, 13.0% of which are vacant.
The largest employment sector in Galveston County, Texas is professional, scientific, and management services, employing 25.2% of workers. The unemployment rate is 3.5%.
Houston is among the largest cities associated with Galveston County, Texas, with a population of 2,300,419.
Galveston County, TX Climate
Galveston County, TX has an average annual temperature of 20.7°C (69°F) and receives about 1145 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
20.7°C
Avg Temp
1145
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 12° / 53° | 97 mm |
| February | 13° / 56° | 66 mm |
| March | 17° / 62° | 68 mm |
| April | 20° / 68° | 64 mm |
| May | 24° / 75° | 98 mm |
| June | 27° / 81° | 111 mm |
| July | 28° / 83° | 105 mm |
| August | 28° / 83° | 106 mm |
| September | 26° / 79° | 160 mm |
| October | 22° / 72° | 84 mm |
| November | 17° / 63° | 95 mm |
| December | 13° / 56° | 91 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Galveston County, TX
The most comfortable months to visit Galveston County, TX are typically April, October and March, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near 8°C low). September is usually the wettest month.
Where to stay near Galveston County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.