Demographics of Brazoria County, Texas

Brazoria County, Texas had 419,080 people on July 1, 2025, by the Census Bureau’s estimate: +45,590 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Brazoria County, in four figures

419,080
Population: July 1, 2025, Vintage 2025 estimate.; +12.2%
Change since July 2020: +45,590 people.; 36.7 ±0.2
Median age: ACS 2020–⁠2024.; $97,993 ±$3,188
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Brazoria County, Texas's population grew 12.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Brazoria County, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Brazoria County, Texas's population grew 12.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Brazoria County, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	373,490	100.0	100.0
2021	379,221	101.5	100.2
2022	388,637	104.1	100.7
2023	400,433	107.2	101.6
2024	411,416	110.2	102.5
2025	419,080	112.2	103.1

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Population of Brazoria County, Texas on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	373,490	+1,444	+354	+15	+1,014
2021	379,221	+5,731	+1,405	+315	+3,831
2022	388,637	+9,416	+1,446	+1,142	+6,668
2023	400,433	+11,796	+1,997	+1,435	+8,251
2024	411,416	+10,983	+1,813	+1,780	+7,342
2025	419,080	+7,664	+1,803	+1,028	+4,849

Age, 2020–2024

The median age is 36.7 ±0.2: for men 36.2 ±0.2 and for women 37.1 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Brazoria County by age, ACS 2020–2024
Age	People	Share	Texas	United States
Under 5	24,539 ±48	6.3% ±<0.1	6.4% ±<0.1	5.6% ±<0.1
5 to 17	75,531 ±1,815	19.3% ±0.5	18.6% ±0.1	16.3% ±<0.1
18 to 24	32,620 ±1,126	8.3% ±0.3	9.7% ±<0.1	9.1% ±<0.1
25 to 44	112,652 ±1,786	28.8% ±0.5	28.5% ±0.1	26.9% ±<0.1
45 to 64	95,689 ±1,380	24.5% ±0.4	23.3% ±<0.1	24.8% ±<0.1
65 and over	50,224 ±1,529	12.8% ±0.4	13.4% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $97,993 ±$3,188, and income per person $42,527 ±$921, in 2024 dollars. The median is $78,476 ±$263 in Texas and $80,734 ±$166 in the United States.

Households by income

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Households in Brazoria County by income, ACS 2020–2024
Household income	Households	Share	Texas	United States
Under $25,000	12,865 ±1,126	9.6% ±0.8	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	18,396 ±1,281	13.7% ±0.9	17.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	19,189 ±1,299	14.3% ±1.0	16.1% ±0.1	15.5% ±<0.1
$75,000 to $99,999	17,575 ±1,262	13.1% ±0.9	12.8% ±0.1	12.6% ±<0.1
$100,000 to $149,999	26,317 ±1,656	19.7% ±1.2	17.3% ±0.1	17.5% ±<0.1
$150,000 to $199,999	17,493 ±1,378	13.1% ±1.0	9.5% ±0.1	9.6% ±<0.1
$200,000 or more	22,063 ±1,539	16.5% ±1.1	12.5% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Brazoria County by age, ACS 2020–2024
Age	Below poverty	Rate	Texas	United States
All ages	27,893 ±2,200	7.4% ±0.6	13.8% ±0.1	12.5% ±0.1
Under 18	8,117 ±936	8.2% ±0.9	18.7% ±0.2	16.1% ±0.1
18 to 59	14,109 ±1,348	6.7% ±0.6	12.2% ±0.1	11.6% ±0.1
60 and over	5,667 ±697	8.2% ±1.0	12.0% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Brazoria County, ACS 2020–2024
Measure	Brazoria County	Texas	United States
Housing units	150,321 ±222	12,128,515 ±1,574	143,775,355 ±10,234
Occupied	89.1% ±0.8	90.6% ±0.1	89.9% ±0.1
Vacant	10.9% ±0.8	9.4% ±0.1	10.1% ±0.1
Owner occupied	74.1% ±1.0	62.6% ±0.3	65.2% ±0.3
Renter occupied	25.9% ±1.1	37.4% ±0.2	34.8% ±0.1
Median home value	$301,600 ±$6,079	$283,800 ±$738	$332,700 ±$236
Median gross rent	$1,454 ±$35	$1,403 ±$4	$1,413 ±$2
Median year built	1996 ±1	1992 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Brazoria County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Texas	United States
Hispanic or Latino	123,657 ±0	31.6% ±<0.1	39.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	162,895 ±709	41.6% ±0.2	39.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	62,260 ±811	15.9% ±0.2	11.9% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	28,870 ±746	7.4% ±0.2	5.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	607 ±173	0.2% ±<0.1	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	22 to 208	< 0.1% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	1,439 ±468	0.4% ±0.1	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	11,412 ±1,292	2.9% ±0.3	3.1% ±<0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Brazoria County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Texas	United States
Born in the state	247,309 ±3,869	63.2% ±1.0	58.3% ±0.1	57.3% ±<0.1
Born in another state	80,942 ±3,363	20.7% ±0.9	22.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	6,006 ±1,030	1.5% ±0.3	1.7% ±<0.1	1.7% ±<0.1
Born abroad	56,998 ±2,447	14.6% ±0.6	17.6% ±0.1	14.1% ±<0.1
Naturalized citizens	32,348 ±1,894	8.3% ±0.5	7.4% ±<0.1	7.4% ±<0.1
Not citizens	24,650 ±2,152	6.3% ±0.6	10.2% ±0.1	6.8% ±<0.1

Brazoria County among the counties of Texas

14th of 254 by population, July 2025. Every one is listed on the Texas page.

Counties of Texas near Brazoria County in population, July 2025
County	July 2025	Change since 2020
Hidalgo County	921,549	+5.6%
El Paso County	877,858	+1.3%
Montgomery County	781,194	+24.9%
Williamson County	752,827	+22.3%
Cameron County	433,946	+3.0%
Brazoria County	419,080	+12.2%
Bell County	402,248	+8.0%
Galveston County	372,207	+5.9%
Nueces County	352,992	−0.2%
Lubbock County	328,906	+5.6%
Hays County	304,390	+24.8%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026