ZIP code · San Antonio · Texas · United States
ZIP code 78209 — San Antonio
ZIP code 78209 serves San Antonio, Texas.
- Postal code
- 78209Single source Value from one source, not cross-checked.
- City
- San Antonio
- County
- Bexar FIPS 48029
- State
- Texas
- Country
- United States
- Coordinates
- 29.4821, -98.4554 — precision precise (locality)
View on OpenStreetMap - Population
- 43,363 (ZCTA, ACS 5-year)
- Population density
- 4,264 / sq mi
- Land area
- 10.2 sq mi (26.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $84,180
- Per-capita income
- $70,281
- Median age
- 38.3
- Households
- 19,662
- Housing units
- 22,771
- Median home value
- $497,500
- Median gross rent
- $1,371 / month
- Congressional districts
- TX-21 (also TX-35, 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 78209 with another ZIP · ZIPs within 25 miles · distance from 78209
Map of ZIP code 78209
Climate — monthly normals
Warmest month Aug (avg high 95°F), coldest Jan (avg low 40°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 63 | 68 | 74 | 80 | 86 | 92 | 94 | 95 | 90 | 82 | 71 | 64 |
| Avg low °F | 40 | 44 | 51 | 57 | 66 | 72 | 74 | 74 | 69 | 59 | 49 | 41 |
| Precip in | 2.2 | 1.9 | 2.4 | 2.3 | 4.4 | 3.5 | 2.4 | 2.4 | 3.9 | 3.9 | 2.5 | 2.1 |
NOAA 1991–2020 climate normals from the nearest station: SAN ANTONIO INCARNATE WORD (1.3 mi) · NOAA NCEI
Places in ZIP 78209
- 22 schools
- 5 hospitals & clinics
- 5 doctors & dentists
- 3 pharmacies
- 7 supermarkets
- 101 restaurants & cafés
- 8 bars & pubs
- 10 parks
- 7 playgrounds
- 6 gyms & sports centres
- 1 libraries
- 1 post offices
- 28 places of worship
- 13 banks
- 4 gas stations
- 5 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