What county is Brownsville, TX in?
Updated · Data: U.S. Census Bureau
Brownsville, Texas is in Cameron County.
Brownsville at a glance
How close is Brownsville to a county line?
The center of Brownsville (its Census internal point) is about 22 mi from the Willacy County line. Homes near the edge of town can be much closer; if you live near a line, check your address and the lookup will tell you how far you are from it.
What ZIP codes are in Brownsville?
6 ZIP codes use the name Brownsville or are centered in it. Shares are of each ZIP's land; a ZIP named after a town can reach beyond its city limits.
| ZIP | Post office name | County (land share) |
|---|---|---|
| 78520 | Brownsville | Cameron County |
| 78521 | Brownsville | Cameron County |
| 78522 | Brownsville | Cameron County |
| 78523 | Brownsville | Cameron County |
| 78526 | Brownsville | Cameron County |
| 78578 | Port Isabel | Cameron County |
About Cameron County
County seat: Brownsville. FIPS code 48061. Population 423,192. All Cameron County facts.
Towns near Brownsville
- Cameron Park: 2.4 mi away, Cameron County
- Los Fresnos: 5.9 mi away, Cameron County
- Olmito: 6.0 mi away, Cameron County
- Rancho Viejo: 7.1 mi away, Cameron County
- Indian Lake: 7.1 mi away, Cameron County
- Laureles: 8.9 mi away, Cameron County
Brownsville has about 188,023 people. It is an incorporated city or town.
Sources: ACS 2019-2023 5-year (residents by county, table B01003); Census TIGER/Line 2024 and Gazetteer 2024 (land, location); Census 2020 ZCTA file and GeoNames (ZIP codes). Data as of November 1, 2026. Not affiliated with any government agency.
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What county is Brownsville, TX in?
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