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Area data

San antonio, TX — ZIP 78255

Population: 17,379 (Census ACS)

The median home value in ZIP 78255 (San antonio, TX) is $549,796 — up 0.3% over the past year. Homes sell for a median $620,500 after a median 58.5 days on market. Typical rent runs $1,849/month. 2 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with hail, inlandflooding, tornado the top-rated hazards. Cost of living is 3.5% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$549,796

Median home value

+0.3%

1-year change

58.5

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Median home value
$549,796
1-year appreciation
+0.3%
3-year appreciation
-1.1%
5-year appreciation
+21.7%
10-year appreciation
+58.7%
All-time peak (2023-10)
$558,061
House Price Index (state)
440.1 (-0.8% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$620,500
Median list price
$729,500
Median price per sqft
$191
1-year sale-price change
+0.1%
Median days on market
58.5 days
Homes sold (recent period)
56
For-sale inventory
157
Sale-to-list ratio
97.0%
Active listings
122
1-year forecast
-1.6%
Days to pending
100 days
New listings (monthly)
37

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$1,849/mo
1-year rent change
-0.9%
Studio fair-market rent
$1,430/mo
1BR fair-market rent
$1,560/mo
2BR fair-market rent
$1,890/mo
3BR fair-market rent
$2,420/mo
4BR fair-market rent
$2,830/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

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%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
2
Elementary schools
1
Middle schools
1
High schools
0
Schools include
AUE EL, GARCIA MIDDLE

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
hail, inlandFlooding, tornado, coldWave, heatWave
Notable hazard ratings (county)
coldWave: Relatively High · drought: Relatively Moderate · earthquake: Relatively Low · hail: Very High · heatWave: Relatively High · hurricane: Relatively Moderate
FEMA flood zone
X
Flood risk level
Minimal
Wildfire risk to homes (county)
Higher than 64% of US counties
Buildings in wildfire direct-exposure zone
17.9%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Bandera Road Ground Water Plume (11.1 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
35.6 in
USDA plant hardiness zone
8b (extreme annual low 15 to 20°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Moderate
Median AQI (annual)
52
Days with Good air quality
164
Days with Moderate air quality
189
Days with Unhealthy air quality
1
Highest AQI recorded (year)
309

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
7.5 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
79,967
Jobs reachable by transit (45 min)
69,405

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
2
Nearest national park
San Antonio Missions National Historical Park (27 mi)
National parks include
San Antonio Missions National Historical Park, Lyndon B Johnson National Historical Park
Airports within 30 mi
37
Nearest airport
Boerne Stage Field (6 mi)
Nearest major airport
San Antonio International Airport (SAT) (14 mi)
Hospitals nearby (~15 mi)
13
Hospitals include
UNIVERSITY HEALTH SYSTEM, CHRISTUS SANTA ROSA MEDICAL CENTER, METHODIST HOSPITAL
Avg hospital rating (CMS)
3.3 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Good (4.7 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
+5,455 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
2,008
Housing built before 1970
3.4%
Housing built 2000 or later
76.5%
Median annual property tax
$9,219
Mean commute to work
21 min
Households with broadband internet
90.6%

Source: Census ACS 5-year estimates (ZIP-level)

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

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

ZIP 78255State medianUS median
Median home value$549,796$260,151$289,727
Median sale price$620,500$285,000$325,000
Median days on market59 days71 days51 days
Typical rent$1,849/mo$1,580/mo$1,808/mo
Median annual property tax$9,219$2,390$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

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

Common questions

What is the median home value in ZIP 78255?
$549,796.
What is the median sale price in ZIP 78255?
$620,500.
How long do homes take to sell in ZIP 78255?
Median days on market: 58.5 days.
What is typical rent in ZIP 78255?
Typical rent: $1,849/month.
What is the natural-hazard risk in ZIP 78255?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: hail, inlandFlooding, tornado, coldWave, heatWave.
Is ZIP 78255 in a flood zone?
Minimal (FEMA NFIP). FEMA flood zone X.
What is the wildfire risk in ZIP 78255?
Risk to homes is higher than 64% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 78255?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 78255?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve ZIP 78255?
2 schools (1 elementary, 1 middle) (NCES, 2022-23).
Is ZIP 78255 walkable?
Walkability index: 7.5/20 (EPA Smart Location Database).
What is the air quality in ZIP 78255?
Moderate. Median AQI: 52. (EPA AQI).
What is the cost of living in ZIP 78255?
Regional Price Parity: 96.5 (100 = US average) (Average) (BEA RPP, metro/state-level).

Nearby ZIP codes

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Data last updated

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

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