ZIP code 78251
Where is ZIP code 78251?
San Antonio, Texas
Bexar County · Standard ZIP code
ZIP code 78251 belongs to San Antonio, Texas in Bexar County. 78251 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 210 and 726. About 59,435 people live in the 78251 area, where the median household income is $78,958. The closest ZIP codes are 78238 (San Antonio, 2.4 mi east), 78250 (San Antonio, 3.3 mi north) and 78245 (San Antonio, 3.5 mi southwest).
| ZIP code | 78251 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | San Antonio |
| State | Texas (TX) |
| County | Bexar County |
| Time zone | Central Time · now |
| Area codes | 210, 726 |
| Coordinates | 29.4597, -98.6555 map |
| 3-digit prefix | 782 |
Population and income in 78251
| Population | 59,435 · higher than 96% of Texas ZIP codes |
|---|---|
| People per square mile | 3,967 · higher than 90% of Texas ZIP codes |
| Median age | 33.2 years · lower than 79% of Texas ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $78,958 · higher than 65% of Texas ZIP codes |
| Income per person | $37,549 |
| Below the poverty line | 8.7% |
| Bachelor’s degree or higher | 34% of adults 25+ |
| Median home value | $268,300 · higher than 69% of Texas ZIP codes |
| Median rent | $1,413 a month |
| Housing units | 23,491 |
| Households | 22,275 (2.66 people on average) |
| Owners / renters | 51% / 49% |
| Land area | 14.98 sq mi (plus 0.03 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 78251. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78251
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78238 | San Antonio, TX | 2.4 mi E | Standard |
| 78250 | San Antonio, TX | 3.3 mi N | Standard |
| 78245 | San Antonio, TX | 3.5 mi SW | Standard |
| 78227 | San Antonio, TX | 4 mi S | Standard |
| 78228 | San Antonio, TX | 5.2 mi E | Standard |
| 78240 | San Antonio, TX | 5.3 mi NE | Standard |
| 78253 | San Antonio, TX | 5.6 mi W | Standard |
| 78229 | San Antonio, TX | 6 mi NE | Standard |
| 78236 | Jbsa Lackland, TX | 6 mi S | Standard |
| 78237 | San Antonio, TX | 6.1 mi SE | Standard |
| 78201 | San Antonio, TX | 7.3 mi E | Standard |
| 78249 | San Antonio, TX | 7.5 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78251 or measure the distance to another ZIP code.
How to address mail to 78251
123 MAIN ST
SAN ANTONIO TX 78251
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (78251-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in San Antonio, TX
- 78201
- 78202
- 78203
- 78204
- 78205
- 78206
- 78207
- 78208
- 78209
- 78210
- 78211
- 78212
- 78213
- 78214
- 78215
- 78216
- 78217
- 78218
- 78219
- 78220
- 78221
- 78222
- 78223
- 78224
- 78225
- 78226
- 78227
- 78228
- 78229
- 78230
- 78231
- 78232
- 78233
- 78235
- 78237
- 78238
- 78239
- 78240
- 78241
- 78242
- 78243
- 78244
- 78245
- 78246
- 78247
- 78248
- 78249
- 78250
- 78252
- 78253
- 78254
- 78255
- 78256
- 78257
- 78258
- 78259
- 78260
- 78261
- 78263
- 78264
- 78265
- 78266
- 78268
- 78269
- 78270
- 78278
- 78279
- 78280
- 78283
- 78284
- 78285
- 78288
- 78289
- 78291
- 78292
- 78293
- 78294
- 78295
- 78296
- 78297
- 78298
- 78299
All San Antonio ZIP codes with population and income →
Questions
- What city is ZIP code 78251?
- 78251 is a San Antonio, Texas ZIP code.
- What county is 78251 in?
- ZIP code 78251 is in Bexar County, Texas.
- What time zone is ZIP code 78251 in?
- 78251 is in the Central Time zone (America/Chicago).
- What area code is 78251?
- Phone numbers in ZIP code 78251 use area codes 210 and 726.
- What is the population of ZIP code 78251?
- About 59,435 people live in ZIP code 78251, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 78251?
- The median household income in 78251 is $78,958 a year, higher than 65% of Texas ZIP codes.
- What ZIP codes are near 78251?
- The nearest ZIP codes to 78251 are 78238 (San Antonio, 2.4 miles), 78250 (San Antonio, 3.3 miles), 78245 (San Antonio, 3.5 miles) and 78227 (San Antonio, 4 miles).