Brazoria County, Texas Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Brazoria County, TX Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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C
Health Below averageHealthier than 70% of counties in Texas
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B
Income Around averageWealthier than 94% of counties in Texas
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C
Education Below averageBetter educated than 92% of counties in Texas
Source: Map AI Methodology
Population: density and quick facts
| Metric | Brazoria County | Texas Avg | U.S. Average |
|---|---|---|---|
| Population | 391,275 | 30,160,889 | 337,468,954 |
| Population density (per sq mi) | 243.1 | 112.2 | 86.4 |
| Population growth (%/yr) | 1.83% | 1.41% | 0.59% |
| Median age | 37.8 | 35.9 | 37.3 |
| Households | 133,905 | 10,982,153 | 130,235,071 |
Population in Brazoria County grew by 33.8% from 2009 to 2024, reaching 391,275 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Brazoria County is Millennials, aged 29–44, at 24.0% of residents. That is 1.1 points above Texas as a whole.
- Gen Z 13–28 82,915 21.2% -2.3 pts
- Millennials 29–44 93,920 24.0% +1.1 pts
- Gen X 45–60 82,259 21.0% +1.6 pts
- Boomers 61–79 49,941 12.8% -0.5 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Texas, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 49.1% of the people living in Brazoria County and men 50.9%.
- Women 49.1% Texas 50.1%
- Men 50.9% Texas 49.9%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Brazoria County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Brazoria County has a the economy index of B, which means it is quite prosperous.
| Metric | Brazoria County | Texas Avg | U.S. Average |
|---|---|---|---|
| Median household income | $98,470 | $78,939 | $80,455 |
| Income growth (%/yr) | 3.92% | 4.56% | 4.80% |
| Unemployment rate | 4.7% | 5.2% | 5.2% |
The median household income in Brazoria County is about 25% higher than in Texas.
Housing
| Metric | Brazoria County | Texas Avg | U.S. Average |
|---|---|---|---|
| Median home price | $250,540 | $258,873 | $248,835 |
| Median rent | $1,453 | $1,402 | $1,407 |
| Homeownership rate | 74.1% | 62.6% | 65.2% |
The median home price in Brazoria County is about 14.4 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,453 per month for that long.
Commute Time & Mobility
Commuters in Brazoria County spend about 61 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 255 hours, about 10.6 full days, spent commuting.
| Metric | Brazoria County | Texas Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 30.6 | 22.8 | 22.4 |
| Round-trip commute (min) | 61.2 | 45.6 | 44.8 |
| Yearly time spent (hours) | 255 | 190 | 187 |
| Estimated yearly cost | $7,905 | $5,888 | $5,790 |
| Work from home | 10.8% | 14.4% | 15.0% |
| Highway traffic (vehicles/day) | 17,728 | 9,879 | 8,813 |
| Local road traffic (vehicles/day) | 2,385 | 1,441 | 1,355 |
Fastest commutes among counties in
Texas:
Loving County (3.2 min), King County (5.8 min), Terrell County (6.5 min).
Slowest:
Bandera County (38.6 min), San Jacinto County (35.9 min), Liberty County (33.6 min).
The average commute time in Brazoria County is 31 minutes, longer than the 23 minutes in Texas.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Brazoria County has a education index of C, which means it is somewhat educated.
| Metric | Brazoria County | Texas Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 28.7% | 29.3% | 31.6% |
| Average household size | 2.82 | 2.69 | 2.53 |
Highest education index among counties in
Texas:
Collin County (0.4), Travis County (0.4), Fort Bend County (0.4).
Lowest:
Kenedy County (0.0), Hudspeth County (0.1), La Salle County (0.1).
Health
Brazoria County has a health index of C, which means it is somewhat healthy.
| Metric | Brazoria County | Texas Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.0 | 78.0 | 78.3 |
| Self-rated poor health | 17.5% | 21.1% | 16.3% |
| Smokers | 19.5% | 19.9% | 19.0% |
Highest health index among counties in
Texas:
Collin County (0.8), Travis County (0.8), Denton County (0.8).
Lowest:
Starr County (0.7), Brooks County (0.7), Presidio County (0.7).
Brazoria County, TX Compared With Nearby Counties
Brazoria County, TX is typical in size for this group, 391,275 residents against a local median of 358,877, so the measures below are close to a like for like comparison. The measure that sets Brazoria County, TX apart most is median household income: $98,470, 31% above the local median of $74,984. That is the better end of the local range on this measure.
Commute tells the same story from another angle: 30.6 min against a local median of 23.5 min, 30% above it. The picture is mixed rather than uniform: median household income runs ahead of the neighbourhood while commute runs behind it, so Brazoria County, TX is trading one against the other rather than simply out-performing what surrounds it. The counties themselves spread $56,310 on median household income, so Brazoria County, TX sits at one end of an already wide local range rather than apart from it. Brazoria County, TX has the 2nd highest median household income of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Brazoria County, TX | 391,275 | $98,470 #2/6 | $250,540 #4/6 | 30.6 min #5/6 |
| Fort Bend County, TX | 893,669 | $114,494 | $361,207 | 31.4 min |
| Galveston County, TX | 358,877 | $87,798 | $173,067 | 23.5 min |
| Matagorda County, TX | 36,329 | $58,184 | $283,024 | 20.5 min |
| Harris County, TX | 4,837,278 | $74,984 | $275,121 | 27.3 min |
| Wharton County, TX | 41,794 | $68,105 | $166,920 | 18.7 min |
Frequently Asked Questions
Common questions about Brazoria County, Texas.
How big is Brazoria County, Texas by population?
About 391,275 people live in Brazoria County, Texas, in 133,905 households of 2.8 people on average. The median age is 37.8, close to the U.S. median of 37.3.
How densely populated is Brazoria County, Texas?
Averaged over its land area, Brazoria County, Texas has 243 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 2.8 times the U.S. average of 86.
Is Brazoria County, Texas an affordable place to live?
The median home costs 2.5 times the median household income ($250,540 against $98,470), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,453 a month takes about 18% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
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