ZIP code 78591
Where is ZIP code 78591?
Santa Elena, Texas
Starr County · Standard ZIP code
ZIP code 78591 belongs to Santa Elena, Texas in Starr County. 78591 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 codes 361 and 956. About 158 people live in the 78591 area, where the median household income is $35,750. The closest ZIP codes are 78536 (Delmita, 9.3 mi northeast), 78588 (San Isidro, 10.1 mi north) and 78563 (Linn, 16.6 mi east).
| ZIP code | 78591 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Santa Elena |
| State | Texas (TX) |
| County | Starr County |
| Time zone | Central Time · now |
| Area codes | 361, 956 |
| Coordinates | 26.5808, -98.5138 map |
| 3-digit prefix | 785 |
Population and income in 78591
| Population | 158 · lower than 92% of Texas ZIP codes |
|---|---|
| People per square mile | 1 · lower than 97% of Texas ZIP codes |
| Median age | 56.1 years · higher than 92% of Texas ZIP codes |
| Men / women | 53% / 48% |
| Median household income | $35,750 · lower than 97% of Texas ZIP codes |
| Income per person | $31,329 |
| Below the poverty line | 29% |
| Bachelor’s degree or higher | 20% of adults 25+ |
| Housing units | 205 |
| Households | 76 (2.08 people on average) |
| Owners / renters | 90% / 11% |
| Land area | 175.51 sq mi (plus 0.17 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 78591. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78591
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78536 | Delmita, TX | 9.3 mi NE | Standard |
| 78588 | San Isidro, TX | 10.1 mi N | Standard |
| 78563 | Linn, TX | 16.6 mi E | Standard |
| 78541 | Edinburg, TX | 16.9 mi SE | Standard |
| 78547 | Garciasville, TX | 19.8 mi SW | PO Box only |
| 78574 | Mission, TX | 20.2 mi SE | Standard |
| 78576 | Penitas, TX | 21.3 mi S | Standard |
| 78595 | Sullivan City, TX | 21.5 mi S | Standard |
| 78548 | Grulla, TX | 21.8 mi S | PO Box only |
| 78582 | Rio Grande City, TX | 22.4 mi SW | Standard |
| 78560 | La Joya, TX | 23.5 mi S | Standard |
| 78565 | Los Ebanos, TX | 23.5 mi S | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78591 or measure the distance to another ZIP code.
How to address mail to 78591
123 MAIN ST
SANTA ELENA TX 78591
Put the city, the two-letter state code and the ZIP code on the last line. Avoid La Gloria: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (78591-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 78591?
- 78591 is a Santa Elena, Texas ZIP code.
- What county is 78591 in?
- ZIP code 78591 is in Starr County, Texas.
- What time zone is ZIP code 78591 in?
- 78591 is in the Central Time zone (America/Chicago).
- What area code is 78591?
- Phone numbers in ZIP code 78591 use area codes 361 and 956.
- What is the population of ZIP code 78591?
- About 158 people live in ZIP code 78591, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 78591?
- The median household income in 78591 is $35,750 a year, lower than 97% of Texas ZIP codes.
- What ZIP codes are near 78591?
- The nearest ZIP codes to 78591 are 78536 (Delmita, 9.3 miles), 78588 (San Isidro, 10.1 miles), 78563 (Linn, 16.6 miles) and 78541 (Edinburg, 16.9 miles).