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Brazoria County, TX Demographics

Brazoria County, TX is the 14th most populous of 254 counties in Texas, with 372,012 residents across 1,363 square miles. That is about 273 people per square mile.

At the 2020 census

Population 372,012
Land area 1,363 sq mi
Density 273 / sq mi

Data: 2020 Census · American Community Survey 2024

How Brazoria County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Brazoria County, TX

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Brazoria County, TX — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Brazoria County, TX

Name Population Sq mi Per sq mi
Census Tract 6619.02 10,188 55.3 184
Census Tract 6618 8,721 62.0 141
Census Tract 6610 8,562 16.5 519
Census Tract 6634 8,101 4.2 1,926
Census Tract 6619.01 8,024 61.5 130
Census Tract 6607.08 7,364 11.6 634
Census Tract 6614 7,187 2.7 2,655
Census Tract 6631 7,184 34.4 209
Census Tract 6606.14 6,880 1.7 4,021
Census Tract 6622 6,807 36.2 188
Census Tract 6609.02 6,689 9.4 713
Census Tract 6620 6,637 147.8 45
Census Tract 6621 6,575 52.3 126
Census Tract 6628 6,512 51.8 126
Census Tract 6638 6,273 2.1 2,994
Census Tract 6616.01 6,155 9.1 679
Census Tract 6606.05 6,132 1.0 6,212
Census Tract 6641 6,083 70.1 87
Census Tract 6602 5,897 7.0 843
Census Tract 6607.05 5,890 1.3 4,542
Census Tract 6624 5,686 34.6 164
Census Tract 6606.07 5,677 1.0 5,736
Census Tract 6606.11 5,633 1.4 3,915
Census Tract 6635 5,611 1.4 4,046
Census Tract 6644 5,610 27.1 207
Census Tract 6606.10 5,476 2.0 2,686
Census Tract 6606.15 5,457 4.8 1,135
Census Tract 6636 5,408 2.1 2,523
Census Tract 6607.04 5,248 1.5 3,613
Census Tract 6606.16 5,234 2.0 2,679
Census Tract 6645.01 5,225 130.0 40
Census Tract 6608.05 5,125 2.0 2,609
Census Tract 6643 5,059 3.1 1,611
Census Tract 6632 5,049 1.6 3,124
Census Tract 6607.03 5,030 1.3 3,995
Census Tract 6607.06 4,955 1.1 4,652
Census Tract 6615.01 4,912 15.0 327
Census Tract 6615.02 4,825 24.4 198
Census Tract 6629 4,757 21.5 222
Census Tract 6623 4,688 1.3 3,520
Census Tract 6604.02 4,531 1.0 4,402
Census Tract 6607.07 4,457 1.6 2,768
Census Tract 6601 4,445 1.6 2,723
Census Tract 6606.09 4,374 1.0 4,468
Census Tract 6606.13 4,347 2.7 1,582
Census Tract 6608.04 4,314 1.0 4,173
Census Tract 6612 4,310 1.4 3,123
Census Tract 6605.02 4,294 2.1 2,003
Census Tract 6603.03 4,243 1.5 2,872
Census Tract 6606.04 4,179 0.7 6,177
Census Tract 6630 4,083 23.2 176
Census Tract 6608.03 4,028 1.6 2,530
Census Tract 6637 3,941 1.4 2,754
Census Tract 6603.01 3,901 1.2 3,187
Census Tract 6604.03 3,883 1.4 2,694
Census Tract 6611 3,705 5.4 680
Census Tract 6606.12 3,523 1.3 2,672
Census Tract 6616.02 3,428 12.9 266
Census Tract 6606.03 3,279 1.1 2,853
Census Tract 6640 3,277 12.8 257
Census Tract 6606.06 3,208 0.7 4,322
Census Tract 6626 3,207 12.3 262
Census Tract 6625 3,149 36.1 87
Census Tract 6617 3,022 169.8 18
Census Tract 6608.06 3,009 1.0 3,117
Census Tract 6605.01 2,978 2.7 1,114
Census Tract 6604.01 2,853 1.7 1,636
Census Tract 6603.02 2,844 1.1 2,482
Census Tract 6605.03 2,764 2.6 1,063
Census Tract 6606.08 2,666 1.3 2,042
Census Tract 6627 2,502 81.1 31
Census Tract 6613 2,495 1.3 1,901
Census Tract 6633 2,283 1.0 2,377
Census Tract 6642 2,222 45.2 49
Census Tract 6609.01 2,200 7.9 278
Census Tract 6639 2,013 1.3 1,599
Census Tract 6605.04 1,548 2.1 749

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →