County outline
Where Burleson County is located
Area breakdown
Land accounts for 97.4% of Burleson County’s measured area and water for 2.6%. Its combined area converts to 1,753.1 square kilometers or approximately 433,190 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 659.082 | 1,707.015 | 421,812.5 |
| Water | 17.778 | 46.045 | 11,377.9 |
| Total | 676.86 | 1,753.059 | 433,190.4 |
How Burleson County compares
By original Census land area, Burleson County ranks #223 of 254 in Texas and #1423 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 0.725 times the Texas county-equivalent median of 908.7 square miles. It accounts for 0.3% of the combined county land area in the state.
See the complete Texas ranking · What counts as a county equivalent?
Population and density of Burleson County
The Census Bureau estimates that 20,549 people lived in Burleson County on July 1, 2025. That ranks #1,858 of 3,222 county equivalents nationally and #120 of 254 in Texas. Since the April 1, 2020 estimates base of 17,639, the population has grown by 2,910 (+16.5%), compared with +8.8% for Texas as a whole.
With 659.1 square miles of land, that is 31 people per square mile (12 per km²), placing Burleson County #1,971 nationally for density and #106 in Texas. The median county equivalent has 47 people per square mile; the Texas median is 22. Put another way, there are about 21 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 17,679 | 18,113 | 18,702 | 19,495 | 20,097 | 20,549 |
| Change | — | +434 | +589 | +793 | +602 | +452 |
U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.
Cities and towns in Burleson County
3 incorporated places lie at least partly in Burleson County. Together they are home to 7,048 people (34.3%); the other 13,501 (65.7%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Caldwell city, with 4,970 residents in the county. Among places with at least 1,000 residents in 2020, Caldwell city grew fastest since then (+24.6%).
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Caldwell cityCounty seat | 4,970 | +24.6% | 4.28 |
| Somerville city | 1,517 | +14.8% | 2.876 |
| Snook city | 561 | +12.4% | 1.891 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Burleson County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Burleson County is an outlying county of the College Station-Bryan, TX Metropolitan Statistical Area. Its 3 county equivalents have 287,476 residents on 2,100.4 square miles of land; Burleson County accounts for 31.4% of the land and 7.1% of the residents. By combined land it ranks #151 of 393 metropolitan areas, and #176 by population.
| County equivalent | Population 2025 | Land mi² |
|---|---|---|
| Brazos County | 249,088 | 586.2 |
| Burleson County | 20,549 | 659.1 |
| Robertson County | 17,839 | 855.2 |
ZIP codes
7 ZIP Code Tabulation Areas have land in Burleson County; 5 of them have most of their land inside the county, and the others mainly cover neighboring areas.
76556765677783677852778637787877879
ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.
Counties bordering Burleson County
Burleson County shares a land border with 5 county equivalents. It has more land than 3 of them. The largest neighbor is Milam County (1,016.4 mi²) and the smallest is Brazos County (586.2 mi²). Together with its neighbors, Burleson County forms a block of 4,350 mi² of land, of which it holds 15.2%.
| Bordering county equivalent | Land mi² | Size vs. Burleson | Compare |
|---|---|---|---|
| Milam County | 1,016.4 | 1.5× larger | Compare |
| Robertson County | 855.2 | 1.3× larger | Compare |
| Lee County | 629.1 | about the same | Compare |
| Washington County | 604.2 | 1.1× smaller | Compare |
| Brazos County | 586.2 | 1.1× smaller | Compare |
How big is Burleson County compared with U.S. states?
Burleson County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.6 times as much. Texas’s county land could hold about 396 areas the size of Burleson County.
Another way to picture it: the same land area would fill a square about 25.7 miles (41.3 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.
State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.
What stands out about Burleson County?
Burleson County has more land than 1,799 of the other 3,221 county equivalents in the dataset.
A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.
Does including water change its rank?
Using land plus water places Burleson County at #1,505 nationally by total area, 82 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.
Its water share is 2.6%, compared with a national county-equivalent median of 1.2% — 1.5 percentage points higher. This describes the statistical geography’s land/water mix, not flood exposure or developable land.
Closest positions in the national land ranking
These entries sit immediately beside Burleson County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #1422 | Frederick County, Maryland | 660.7 | Compare |
| #1423 | Burleson County, Texas | 659.1 | This county |
| #1424 | Presque Isle County, Michigan | 658.7 | Compare |
Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.
Representative coordinates
The Census internal point is 30.493487, -96.622091. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.
Source and precision
U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 1,707,015,413 m²; AWATER: 46,043,532 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.
Common questions
How big is Burleson County?
Burleson County, Texas has 659.1 square miles (1,707 km²) of land and 17.8 square miles of water, for a total area of 676.9 square miles. It ranks #1423 of 3,222 U.S. county equivalents by land area.
Is Burleson County the largest county in Texas?
No. Burleson County ranks #223 of 254 in Texas by land area. The largest is Brewster County, with 6,183.8 square miles of land.
What counties border Burleson County?
Burleson County shares a land border with Brazos County, Lee County, Milam County, Washington County, and Robertson County.
What is the population of Burleson County?
The Census Bureau estimates Burleson County had 20,549 residents on July 1, 2025, ranking #1,858 of 3,222 county equivalents. That is 31 people per square mile of land.
What is the county seat of Burleson County?
The county seat of Burleson County is Caldwell.
What cities and towns are in Burleson County?
Burleson County has 3 incorporated places. The most populous are Caldwell city, Somerville city, and Snook city; 13,501 residents live outside any incorporated place.
Is Burleson County part of a metropolitan area?
Yes. It is an outlying county of the College Station-Bryan, TX Metropolitan Statistical Area, which has 3 county equivalents and 287,476 residents.
How many ZIP codes are in Burleson County?
7 ZIP Code Tabulation Areas have land in Burleson County, and 5 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Burleson County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 1.6 times as much land.
How many acres of land are in Burleson County?
The land measurement converts to approximately 421,812 acres. Including water, total area is approximately 433,190 acres. One square mile equals 640 acres.
Why might another source show a different area?
Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.
Can this establish a property boundary?
No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.