Brazoria County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 14th-largest in Texas
The population of Brazoria County, Texas is 381,650 as of the 2023 American Community Survey, making it the 14th-largest county in Texas. The median household income is $95,155, the median home value is $276,800, and the median age is 36.5.
The population of Brazoria County has grown 31.4% since 2010 (314,499 → 413,224), a +1.97% annualized rate.
381,650
Population
+1.97%
Annual growth
280
People / sq mi
$95,155
Median Income
$276,800
Median Home Value
Brazoria County covers 1,363 sq mi of land at 279.9 people per square mile.
About Brazoria County, TX
Among US counties, Brazoria County stands out first on household income: a median of $95,155, above the US median of $78,538. With 381,650 residents, Brazoria County is a county in Texas. It ranks #14 among counties in Texas by population.
Income is a real outlier — the median household pulls in $95,155, putting Brazoria County near the top of US counties. Only 5.9% of residents live in poverty, below the national 12.4%. The median home value is $276,800, with typical rent around $1,410.
About 32.1% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. Remote work is below the national 14.0% at 9.6%, and the average commute runs about 31 minutes each way.
Taken together, the income and housing figures place Brazoria County firmly in the higher-cost, higher-earning tier of US counties — a profile that tends to track dense job markets and competitive housing.
Brazoria County Population History (2010-2024)
The county of Brazoria County had a population of 314,499 in 2010 and 413,224 in 2024, a 31.4% growth over 14 years. The peak was 413,224 in 2024. Average annual growth rate: 1.97%.
413,224
Population (2024)
314,499
Population (2010)
413,224
Peak (2024)
1.97%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 314,499 |
| 2011 | 319,214 |
| 2012 | 324,295 |
| 2013 | 329,961 |
| 2014 | 337,632 |
| 2015 | 345,295 |
| 2016 | 353,361 |
| 2017 | 362,261 |
| 2018 | 369,470 |
| 2019 | 374,699 |
| 2020 | 373,509 |
| 2021 | 379,174 |
| 2022 | 388,946 |
| 2023 | 401,422 |
| 2024 | 413,224 |
Race & Ethnicity
| White | 53.5% |
| Black or African American | 15.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Age & Sex
36.5
Median Age
49.5%
Female
50.5%
Male
12.5%
Age 65+
Age Distribution
Children (under 15): 21.3% · Seniors (65+): 12.5%
Income & Poverty
| Median household income | $95,155+$18,863 vs state |
| Mean household income | $120,034 |
| Per-capita income | $41,681 |
| Poverty rate | 5.9%-4.6% vs state |
| Unemployment rate | 2.9% |
| Employment-to-population | 60.4% |
Top Industries by Employment
The largest employment sector in Brazoria County is professional & business services, accounting for 25.5% of workers.
How residents commute
0.2%
Drive alone
0.6%
Carpool
81.1%
Public transit
9.6%
Work from home
31.1 min
Avg commute
Housing
$276,800+$16,400 vs state
Median home value
$1,410
Median rent
74.0%
Homeownership rate
146,587
Total housing units
89.5%
Occupied
10.5%
Vacant
26.0%
Renter-occupied
Social & access
87.2%
With health insurance
96.7%
With broadband internet
20.0%
Foreign-born
6.1%
Veterans (18+)
10.6%
With a disability
72.9%
Speak language other than English at home
Education
89.2%
High School+
32.1%
Bachelor's+
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Common questions about Brazoria County, TX
Frequently Asked Questions
Brazoria County, Texas has a population of 381,650 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 14th-largest county in Texas. Population density is 280 people per square mile.
The population of Brazoria County has grown 31.4% since 2010 (314,499 → 413,224), a +1.97% annualized rate.
The median household income in Brazoria County, Texas is $95,155, with mean (average) household income of $120,034 and per-capita income of $41,681. 5.9% of residents live below the federal poverty level.
In Brazoria County, the largest racial and ethnic groups are White (53.5%), Black or African American (15.8%), Hispanic or Latino (1.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Brazoria County, Texas is 36.5 years. Residents are 49.5% female and 50.5% male.
The median home value in Brazoria County is $276,800 and median monthly rent is $1,410. 74.0% of occupied housing units are owner-occupied. The county has 146,587 total housing units, 10.5% of which are vacant.
The largest employment sector in Brazoria County, Texas is professional, scientific, and management services, employing 25.5% of workers. The unemployment rate is 2.9%.
Houston is among the largest cities associated with Brazoria County, Texas, with a population of 2,300,419.
Brazoria County, TX Climate
Brazoria County, TX has an average annual temperature of 20.4°C (69°F) and receives about 1365 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
20.4°C
Avg Temp
1365
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 11° / 52° | 103 mm |
| February | 13° / 55° | 84 mm |
| March | 17° / 62° | 78 mm |
| April | 20° / 68° | 75 mm |
| May | 24° / 75° | 125 mm |
| June | 27° / 80° | 160 mm |
| July | 28° / 83° | 128 mm |
| August | 28° / 82° | 124 mm |
| September | 26° / 79° | 168 mm |
| October | 22° / 71° | 106 mm |
| November | 17° / 62° | 116 mm |
| December | 13° / 55° | 98 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 Brazoria County, TX
The most comfortable months to visit Brazoria County, TX are typically April, October and March, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 33°C high). The coldest is January (near 6°C low). September is usually the wettest month.
Where to stay near Brazoria County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.