Cameron County, Texas

County seat: Brownsville · Population 433,946 (2025) · 892 sq mi

Cameron County is the 13th most populous of Texas's 254 counties, with 433,946 people (2025 estimate). Its county seat is Brownsville. It is part of the South Texas region, one of the 12 Texas Comptroller economic regions. The map shows its 17 cities and towns and the 2 neighboring counties.

Map of Cameron County, Texas with cities, towns and the county boundary
Cameron County, Texas with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).
Download PDF (Letter) 190 KBPNG image 115 KBTexas county map

Cameron County facts

County seat
Brownsville
Population (2025 estimate)
433,946 +3% since 2020
Land area
892 sq mi 159th largest of 254
Water area
388 sq mi
Population density
487 per sq mi
Established
1848
Named after
Ewen Cameron Texan Army officer
Largest city
Brownsville 192,957
Median household income
$52,601
Cities and towns
17 plus 35 CDPs
ZIP codes
17
Time zone
Central
FIPS code
48061

Cities and towns in Cameron County

Cameron County has 17 incorporated cities, towns and villages. Populations count the people living inside Cameron County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
Brownsville (county seat)City192,957
HarlingenCity72,467
San BenitoCity24,980
Los FresnosCity8,703
La FeriaCity7,222
PrimeraTown5,478
Port IsabelCity5,302
Laguna VistaTown3,780
CombesTown3,255
Rancho ViejoTown2,851
Santa RosaTown2,355
Rio HondoCity2,332
South Padre IslandTown2,086
Palm ValleyCity1,340
Los IndiosTown1,059
Indian LakeTown892
BayviewTown556

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
Cameron Park5,955
Laureles4,224
La Paloma2,797
Encantada-Ranchito-El Calaboz2,552
Palmer1,435
Rice Tracts1,384
South Point1,054
Reid Hope King932
Olmito887
Arroyo Colorado Estates856
Las Palmas II808
Santa Maria669
Solis663
Ratamosa465
San Pedro446
Orason424
La Tina Ranch405
Tierra Bonita405
Green Valley Farms371
Laguna Heights357
Arroyo Gardens335
Bixby294
Villa Pancho294
Chula Vista284
Bluetown271
Iglesia Antigua211
Juarez196
Lozano149
La Feria North134
El Camino Angosto95
Lago85
Lasana54
Yznaga47
Villa del Sol31
Del Mar Heights0

ZIP codes in Cameron County

17 ZIP codes reach into Cameron County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Cameron County, 2020–2025

Cameron County grew by 12,819 people (+3%) between April 2020 and July 2025: 11,915 more births than deaths and a net gain of 704 people from migration.

Year (July 1)Population
2020421,504
2021422,635
2022425,841
2023428,906
2024432,952
2025433,946

Neighboring counties

Printable Cameron County map

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Sources

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