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Area data

San antonio, TX — ZIP 78221

Population: 42,178 (Census ACS)

Home values & appreciation

Median home value
$179,152
1-year appreciation
-4.0%
3-year appreciation
-11.5%
5-year appreciation
-8.0%
10-year appreciation
+49.8%
All-time peak (2022-07)
$218,442
House Price Index
440.1 (-0.8% YoY)

Market activity

Median sale price
$267,499
Median list price
$268,999
Median days on market
82.5 days
Sale-to-list ratio
99.3%
Active listings
6
1-year forecast
-2.4%
New listings (monthly)
24

Rents

Typical rent
$1,355/mo
1-year rent change
-4.4%
1BR fair-market rent
$1,040/mo
3BR fair-market rent
$1,620/mo

Affordability

Cost of living index (Average)
96.5 (100 = US avg)
Electricity rate (state-level)
15.5¢/kWh
Natural gas rate (state-level)
$19.40/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Schools

Total schools
20
Elementary schools
10
Middle schools
4
High schools
5
Charter schools
2

Natural hazards & flood risk

Overall hazard risk
Relatively High
Top hazards
hail, inlandFlooding, tornado, coldWave, heatWave
FEMA flood zone
X
Flood risk level
Minimal

Climate (30-year normals)

Average annual temperature
73.0°F
Average high
83.0°F
Average low
63.0°F
Annual precipitation
34.0 in

Air quality

Air quality rating
Moderate
Median AQI (annual)
52
Days with Good air quality
164
Days with Unhealthy air quality
1

Walkability & transit

Walkability index
9.7 / 20
Transit service frequency
833

Amenities

National parks within ~60 mi
1
Nearest national park
San Antonio Missions National Historical Park (3 mi)
Nearest airport
Horizon Airport (2 mi)
Nearest major airport
Stinson Municipal Airport (SSF) (3 mi)
Hospitals nearby (~15 mi)
16
Avg hospital rating
3.3 / 5
Solar radiation rating
Good (4.8 kWh/m²/day)

Migration

Net migration
+5,455 tax filers

Housing stock

Median year housing built
1,974
Median annual property tax
$2,742
Mean commute to work
25 min
Households with broadband internet
68.2%

Employment & development

Total county employment
773,806
Average weekly wage
$1,189
Top industries (by employment)
Health Care, Accommodation & Food, Administrative Services
Annual residential building permits (county)
5,429

Area data compiled from public government, academic, and industry research feeds. Data sources →

Data last updated

Most recent source refresh: Aug 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents