ZIP code 78234
Where is ZIP code 78234?
Jbsa Ft Sam Houston, Texas
Bexar County · Standard ZIP code
ZIP code 78234 belongs to Jbsa Ft Sam Houston, Texas in Bexar County. 78234 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 7,149 people live in the 78234 area, where the median household income is $100,662. The closest ZIP codes are 78209 (San Antonio, 1.6 mi northwest), 78208 (San Antonio, 1.9 mi southwest) and 78206 (San Antonio, 2.1 mi southwest).
| ZIP code | 78234 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Jbsa Ft Sam Houston |
| Also accepted | Fort Sam Houston, Ft Sm Houston, Jbsa Fsh, San Antonio |
| State | Texas (TX) |
| County | Bexar County |
| Time zone | Central Time · now |
| Area codes | 210, 726 |
| Coordinates | 29.4623, -98.4414 map |
| 3-digit prefix | 782 |
Population and income in 78234
| Population | 7,149 · higher than 52% of Texas ZIP codes |
|---|---|
| People per square mile | 1,405 · higher than 75% of Texas ZIP codes |
| Median age | 21.2 years · lower than 98% of Texas ZIP codes |
| Men / women | 57% / 43% |
| Median household income | $100,662 · higher than 84% of Texas ZIP codes |
| Income per person | $27,584 |
| Below the poverty line | 11% |
| Bachelor’s degree or higher | 51% of adults 25+ |
| Median rent | $2,223 a month |
| Housing units | 1,173 |
| Households | 1,035 (3.68 people on average) |
| Owners / renters | 0.0% / 100% |
| Land area | 5.09 sq mi (plus 0.01 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 78234. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78234
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78209 | San Antonio, TX | 1.6 mi NW | Standard |
| 78208 | San Antonio, TX | 1.9 mi SW | Standard |
| 78206 | San Antonio, TX | 2.1 mi SW | Standard |
| 78241 | San Antonio, TX | 2.1 mi SW | Standard |
| 78243 | San Antonio, TX | 2.1 mi SW | Standard |
| 78246 | San Antonio, TX | 2.1 mi SW | PO Box only |
| 78265 | San Antonio, TX | 2.1 mi SW | PO Box only |
| 78268 | San Antonio, TX | 2.1 mi SW | PO Box only |
| 78269 | San Antonio, TX | 2.1 mi SW | PO Box only |
| 78270 | San Antonio, TX | 2.1 mi SW | PO Box only |
| 78278 | San Antonio, TX | 2.1 mi SW | PO Box only |
| 78279 | San Antonio, TX | 2.1 mi SW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78234 or measure the distance to another ZIP code.
How to address mail to 78234
123 MAIN ST
JBSA FT SAM HOUSTON TX 78234
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts FORT SAM HOUSTON, FT SM HOUSTON, JBSA FSH and SAN ANTONIO as the city name for 78234. Adding the 4-digit ZIP+4 code (78234-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 78234?
- 78234 is a Jbsa Ft Sam Houston, Texas ZIP code. Fort Sam Houston, Ft Sm Houston, Jbsa Fsh and San Antonio are also accepted as the city name.
- What county is 78234 in?
- ZIP code 78234 is in Bexar County, Texas.
- What time zone is ZIP code 78234 in?
- 78234 is in the Central Time zone (America/Chicago).
- What area code is 78234?
- Phone numbers in ZIP code 78234 use area codes 210 and 726.
- What is the population of ZIP code 78234?
- About 7,149 people live in ZIP code 78234, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 78234?
- The median household income in 78234 is $100,662 a year, higher than 84% of Texas ZIP codes.
- What ZIP codes are near 78234?
- The nearest ZIP codes to 78234 are 78209 (San Antonio, 1.6 miles), 78208 (San Antonio, 1.9 miles), 78206 (San Antonio, 2.1 miles) and 78241 (San Antonio, 2.1 miles).