78221 vs 78251 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 78221, Orange = ZIP 78251.
Quick verdict: ZIP 78221 is more affordable rent, lower unemployment. ZIP 78251 is wealthier, higher home values, lower poverty rate, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 78221
San Antonio city, TX
View full profile →- Population41,580
- Median Income$63,114
- Median Home Value$158k
- Median Rent$917
- Median Age35.3 yrs
- Poverty Rate17.2%
ZIP 78251
San Antonio city, TX
View full profile →- Population61,683
- Median Income$78,025
- Median Home Value$244k
- Median Rent$1,218
- Median Age32.2 yrs
- Poverty Rate8.6%
Visual comparison (same scale)
Population
41,58061,683
Median Income
$63,114$78,025
Median Home Value
$158k$244k
Median Rent
$917$1,218
Median Age
35.3 yrs32.2 yrs
Poverty Rate
17.2%8.6%
Demographics
ZIP 78221
San Antonio city, TX
View full profile →- White %47.7%
- Black %1.0%
- Asian %0.4%
- Hispanic %88.9%
- Age 0–17 %26.3%
- Age 18–64 %60.9%
- Age 65+ %12.8%
- Bachelor's+ %11.9%
- Diversity Index-2/100
ZIP 78251
San Antonio city, TX
View full profile →- White %48.7%
- Black %11.3%
- Asian %3.4%
- Hispanic %61.0%
- Age 0–17 %25.0%
- Age 18–64 %66.4%
- Age 65+ %8.6%
- Bachelor's+ %33.3%
- Diversity Index38/100
Visual comparison (same scale)
White %
47.7%48.7%
Black %
1.0%11.3%
Asian %
0.4%3.4%
Hispanic %
88.9%61.0%
Age 0–17 %
26.3%25.0%
Age 18–64 %
60.9%66.4%
Age 65+ %
12.8%8.6%
Bachelor's+ %
11.9%33.3%
Diversity Index
-2/10038/100
Economy
ZIP 78221
San Antonio city, TX
View full profile →- Median Income$63,114
- Unemployment %5.8%
- IRS Net Migration+1,961
- Work From Home %4.8%
ZIP 78251
San Antonio city, TX
View full profile →- Median Income$78,025
- Unemployment %7.3%
- IRS Net Migration+2,910
- Work From Home %13.2%
Visual comparison (same scale)
Median Income
$63,114$78,025
Unemployment %
5.8%7.3%
IRS Net Migration
+1,961+2,910
Work From Home %
4.8%13.2%
Housing
ZIP 78221
San Antonio city, TX
View full profile →- Median Home Value$158k
- Median Rent$917
- Owner Occupied %69.8%
- Broadband %81.6%
- Vacant %12.1%
- Median Year Built1974
ZIP 78251
San Antonio city, TX
View full profile →- Median Home Value$244k
- Median Rent$1,218
- Owner Occupied %51.6%
- Broadband %94.6%
- Vacant %4.3%
- Median Year Built2002
Visual comparison (same scale)
Median Home Value
$158k$244k
Median Rent
$917$1,218
Owner Occupied %
69.8%51.6%
Broadband %
81.6%94.6%
Vacant %
12.1%4.3%
Median Year Built
19742002
Climate & Location
ZIP 78221
San Antonio city, TX
View full profile →- Snow Days/Year0 days
- Elevation (ft)571 ft
- Nearest Airport2.8 miles (4.4 km)
- Distance to Coast97.3 miles (156.5 km)
ZIP 78251
San Antonio city, TX
View full profile →- Snow Days/Year0 days
- Elevation (ft)940 ft
- Nearest Airport7.9 miles (12.6 km)
- Distance to Coast112.6 miles (181.2 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
571 ft940 ft
Nearest Airport
2.8 miles (4.4 km)7.9 miles (12.6 km)
Distance to Coast
97.3 miles (156.5 km)112.6 miles (181.2 km)
Infrastructure
ZIP 78221
San Antonio city, TX
View full profile →- Work From Home %4.8%
- Walkability (0–100)56
- Broadband %81.6%
ZIP 78251
San Antonio city, TX
View full profile →- Work From Home %13.2%
- Walkability (0–100)54
- Broadband %94.6%
Visual comparison (same scale)
Work From Home %
4.8%13.2%
Walkability (0–100)
5654
Broadband %
81.6%94.6%
Frequently Asked Questions
How do ZIP 78221 and 78251 compare?
ZIP 78221 is more affordable rent, lower unemployment. ZIP 78251 is wealthier, higher home values, lower poverty rate, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (78221), orange the second (78251). The same colors are used in the map markers and comparison bars.
Where does this data come from?
Data is from the U.S. Census Bureau and other federal sources. See our Methodology page for details.
How can I compare other ZIP codes?
From any ZIP page, use the "Compare with Another ZIP" tool, or go to /compare/XXXXX-vs-YYYYY (replace with two 5-digit ZIP codes).
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