ZIP code · San Antonio · Texas · United States
ZIP code 78254 — San Antonio
ZIP code 78254 serves San Antonio, Texas.
- Postal code
- 78254Single source Value from one source, not cross-checked.
- City
- San Antonio
- County
- Bexar FIPS 48029
- State
- Texas
- Country
- United States
- Coordinates
- 29.5551, -98.7442 — precision precise (locality)
View on OpenStreetMap - Population
- 78,865 (ZCTA, ACS 5-year)
- Population density
- 3,900 / sq mi
- Land area
- 20.2 sq mi (52.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $115,823
- Per-capita income
- $39,636
- Median age
- 32.5
- Households
- 24,599
- Housing units
- 25,493
- Median home value
- $298,800
- Median gross rent
- $1,670 / month
- Congressional districts
- TX-23 (also TX-20) (119th Congress)
- USDA hardiness zone
- 9a (20 to 25 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
Tools: compare 78254 with another ZIP · ZIPs within 25 miles · distance from 78254
Map of ZIP code 78254
Climate — monthly normals
Warmest month Aug (avg high 99°F), coldest Jan (avg low 43°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 65 | 70 | 76 | 83 | 89 | 95 | 97 | 99 | 93 | 85 | 74 | 66 |
| Avg low °F | 43 | 46 | 53 | 60 | 67 | 73 | 74 | 74 | 70 | 62 | 51 | 44 |
| Precip in | 2.0 | 1.8 | 2.3 | 2.4 | 4.0 | 3.4 | 2.4 | 2.5 | 3.1 | 3.8 | 1.9 | 1.9 |
NOAA 1991–2020 climate normals from the nearest station: SAN ANTONIO/SEAWORLD (7.6 mi) · NOAA NCEI
Places in ZIP 78254
- 16 schools
- 1 hospitals & clinics
- 4 doctors & dentists
- 2 pharmacies
- 3 supermarkets
- 39 restaurants & cafés
- 3 bars & pubs
- 32 parks
- 25 playgrounds
- 8 gyms & sports centres
- 1 libraries
- 1 post offices
- 13 places of worship
- 6 banks
- 13 gas stations
- 2 EV charging stations
- 3 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page