ZIP code 78521
Where is ZIP code 78521?
Brownsville, Texas
Cameron County · Standard ZIP code
ZIP code 78521 belongs to Brownsville, Texas in Cameron County. 78521 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area code 956. About 87,380 people live in the 78521 area, where the median household income is $44,509. The closest ZIP codes are 78522 (Brownsville, 2.7 mi southwest), 78526 (Brownsville, 3.5 mi north) and 78520 (Brownsville, 3.6 mi west).
| ZIP code | 78521 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Brownsville |
| State | Texas (TX) |
| County | Cameron County |
| Time zone | Central Time · now |
| Area code | 956 |
| Coordinates | 25.9221, -97.4612 map |
| 3-digit prefix | 785 |
Population and income in 78521
| Population | 87,380 · higher than 99% of Texas ZIP codes |
|---|---|
| People per square mile | 933 · higher than 70% of Texas ZIP codes |
| Median age | 31.3 years · lower than 88% of Texas ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $44,509 · lower than 91% of Texas ZIP codes |
| Income per person | $19,594 |
| Below the poverty line | 30% |
| Bachelor’s degree or higher | 17% of adults 25+ |
| Median home value | $99,700 · lower than 90% of Texas ZIP codes |
| Median rent | $889 a month |
| Housing units | 29,741 |
| Households | 27,731 (3.14 people on average) |
| Owners / renters | 60% / 40% |
| Land area | 93.62 sq mi (plus 27.93 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 78521. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78521
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78522 | Brownsville, TX | 2.7 mi SW | PO Box only |
| 78526 | Brownsville, TX | 3.5 mi N | Standard |
| 78520 | Brownsville, TX | 3.6 mi W | Standard |
| 78523 | Brownsville, TX | 5.5 mi NW | PO Box only |
| 78575 | Olmito, TX | 9.6 mi NW | Standard |
| 78578 | Port Isabel, TX | 13 mi NE | Standard |
| 78566 | Los Fresnos, TX | 13.7 mi N | Standard |
| 78586 | San Benito, TX | 18.5 mi NW | Standard |
| 78568 | Lozano, TX | 19.2 mi N | PO Box only |
| 78567 | Los Indios, TX | 19.7 mi NW | PO Box only |
| 78583 | Rio Hondo, TX | 22.3 mi N | Standard |
| 78550 | Harlingen, TX | 23.6 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78521 or measure the distance to another ZIP code.
How to address mail to 78521
123 MAIN ST
BROWNSVILLE TX 78521
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (78521-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Brownsville, TX
All Brownsville ZIP codes with population and income →
Questions
- What city is ZIP code 78521?
- 78521 is a Brownsville, Texas ZIP code.
- What county is 78521 in?
- ZIP code 78521 is in Cameron County, Texas.
- What time zone is ZIP code 78521 in?
- 78521 is in the Central Time zone (America/Chicago).
- What area code is 78521?
- Phone numbers in ZIP code 78521 use area code 956.
- What is the population of ZIP code 78521?
- About 87,380 people live in ZIP code 78521, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 78521?
- The median household income in 78521 is $44,509 a year, lower than 91% of Texas ZIP codes.
- What ZIP codes are near 78521?
- The nearest ZIP codes to 78521 are 78522 (Brownsville, 2.7 miles), 78526 (Brownsville, 3.5 miles), 78520 (Brownsville, 3.6 miles) and 78523 (Brownsville, 5.5 miles).