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ZIP Code 78218
San Antonio, TX, Bexar County
Population
39,428
Land area
11.2sq mi
People per sq mi
3,528
City
San Antonio
ZIP 78218 and nearby ZIP codes
ZIP 78218 at a glance
- ZIP 78218 (San Antonio) is about 31 times as dense as Texas as a whole.
- The median household income is $57,285, 27% below the Texas median of $78,476.
- A typical owner-occupied home is valued at $190,900 (33% below Texas) and median rent is $1,215 a month.
Local data for ZIP 78218
Counts from official public data
Housing and community stats
ZIP 78218, American Community Survey 2020-2024
Median household income
$57,285
Poverty rate
18.9%
Median home value
$190,900
Prices +3.0% in a year
Median rent
$1,215/mo
Homeownership
48.2%
Bachelor's or higher
20.7%
Median age
36.0
Average commute
22.8 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
907
ZIP Business Patterns 2023
Employees
27,125
$1.5B annual payroll
PPP loans
$72.5M
946 loans
Campaign donations
$198K
28% D, 26% R, 2026 cycle
Environment and hazard risk
ZIP 78218, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: hail
Storm events since 1996
1,353
Countywide, mostly hail
Flood insurance policies
4,411
0.8% of homes, county
July high / Jan low
94° / 40°F
34.0 inches of rain a year
Health statistics
Share of adults in ZIP 78218, CDC PLACES estimates
Obesity
36.1%
U.S. 33.3% +2.8 pts
Diabetes
16.2%
U.S. 12.1% +4.1 pts
Smoking
15.1%
U.S. 12.8% +2.3 pts
Uninsured (18-64)
24.9%
U.S. 11.1% +13.8 pts
Frequently asked questions
- What city is ZIP code 78218?
- ZIP code 78218 is in San Antonio, TX (Bexar County).
- What county is ZIP code 78218 in?
- ZIP code 78218 is mostly in Bexar County, Texas.
- How many people live in ZIP code 78218?
- About 39,428 people live in the 78218 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.