ZIP Code 78521: Brownsville, TX
Brownsville in Cameron County, Texas uses ZIP code 78521. Its reference point is at latitude 25.9221 and longitude -97.4612 (25°55'19.6"N 97°27'40.3"W).
Location Overview of ZIP Code 78521
Brownsville has 5 ZIP codes in our directory, and Cameron County has 21.
Texas has 2,742 ZIP codes listed in total.
The nearest listed ZIP code is 78526 in Brownsville, about 3.5 mi to the north.
| ZIP code | 78521 |
|---|---|
| Place | Brownsville |
| County | Cameron County |
| State | Texas |
| Country | United States |
| Latitude | 25.9221 |
| Longitude | -97.4612 |
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Map of ZIP Code 78521
Map centred on 25.9221, -97.4612. The pin marks the ZIP code's reference point, not its boundary.
Photos of Brownsville, Texas
Video: Brownsville, Texas
Top 10 Best Things to Do in Brownsville, Texas [Brownsville Travel Guide 2025] — by DoTravel · Watch on YouTube
ZIP Codes Near 78521
These 12 ZIP codes have the closest reference points to 78521, measured in a straight line.
Nearby Cities and Towns
The closest places to ZIP code 78521, measured in a straight line from its reference point. Road distances will be longer.
- Olmito – 9.6 mi northwest
- Port Isabel – 13 mi northeast
- Los Fresnos – 14 mi north
- Los Indios – 17 mi northwest
- San Benito – 19 mi northwest
- Lozano – 19 mi north
- Harlingen – 22 mi northwest
- Rio Hondo – 22 mi north
Schools Near Brownsville
School places are usually allocated by home address, so families living around ZIP code 78521 should confirm their catchment school with the local education authority for Brownsville, Cameron County.
Looking at nearby areas such as Olmito, Port Isabel and Los Fresnos widens the choice of state, private and international schools. The links below open live Google Maps results centred on this location.
Parks and Outdoor Recreation
Parks, playgrounds and walking trails around Brownsville are easiest to find on the map above or with the searches below, which are centred on ZIP code 78521.
Hospitals and Healthcare
Hospitals, clinics and pharmacies serving Brownsville can be found with the searches below. In an emergency in the United States, call 911.
Residents may also use facilities in nearby Olmito, Port Isabel and Los Fresnos.
Shopping and Dining in Brownsville
Restaurants, supermarkets and shopping centres in and around Brownsville are listed in the Google Maps searches below, with current opening hours and reviews.
Libraries and Historical Places
Public libraries, museums and historic sites near Brownsville, Texas can be found with the searches below.
For local history, try the archives of Cameron County along with the name Brownsville.
Roads, Rivers and Lakes
From ZIP code 78521, Olmito lies about 9.6 mi to the northwest, Port Isabel lies about 13 mi to the northeast, Los Fresnos lies about 14 mi to the north, Harlingen lies about 14 mi to the north and Los Indios lies about 17 mi to the northwest in a straight line. Use the directions link for routes and road names.
Rivers, lakes and coastline near Brownsville show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 78521
Photo & Video Credits
- Photo 1 (“Crematogaster rifelna casent0103516 profile 1”): April Nobile, CC BY 4.0, via Wikimedia Commons.
- Photo 2 (“Sunrise at Resaca”): NPS, Public domain, via Wikimedia Commons.
- Photo 3 (“Cosmopepla decorata 183906838”): John Rosford, CC BY 4.0, via Wikimedia Commons.
- Photo 4 (“Frederickia s-signata (Signate Looper Moth)”): Kristof Zyskowski & Yulia Bereshpolova, CC BY 2.0, via Wikimedia Commons.
- Photo 5 (“Crematogaster rifelna casent0103516 dorsal 1”): April Nobile, CC BY 4.0, via Wikimedia Commons.
- Video: “Top 10 Best Things to Do in Brownsville, Texas [Brownsville Travel Guide 2025]” by DoTravel, embedded from YouTube. All rights belong to the creator.
Photos are shown from their original source under the licenses listed. They were taken near this location and may show neighbouring areas.
Data for ZIP code 78521 comes from GeoNames and is provided for general reference. Always confirm mailing details with the U.S. Postal Service (USPS).