Area data
Santa Maria, TX — ZIP 78592
Population: 677 (Census ACS)
The median home value in ZIP 78592 (Santa Maria, TX) is $76,700. 4 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with coldwave, hurricane, hail the top-rated hazards. Cost of living is 2.9% below the US average (BEA, metro/state-level).
$76,700
Median home value
Relatively High
Hazard risk (county)
Home values & appreciation
- Median home value
- $76,700
- House Price Index (state)
- 440.1 (-0.8% YoY)
Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)
Affordability
- Cost of living index (Average)
- 97.1 (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
- 4
- Elementary schools
- 1
- Middle schools
- 1
- High schools
- 2
- Schools include
- TONY GONZALEZ EL, SANTA MARIA ACADEMIC ACADEMY-OPTIONS CAMPUS (6-12), SANTA MARIA MIDDLE, SANTA MARIA H S
Source: NCES school directory, 2022-23 (school-address-based)
Natural hazards & flood risk
- Overall hazard risk (county)
- Relatively High
- Top hazards (county)
- coldWave, hurricane, hail, heatWave, iceStorm
- Notable hazard ratings (county)
- coastalFlooding: Relatively Moderate · coldWave: Very High · drought: Relatively Moderate · hail: Relatively High · heatWave: Relatively High · hurricane: Very High
- Wildfire risk to homes (county)
- Higher than 78% of US counties
- Buildings in wildfire direct-exposure zone
- 24.3%
- Radon potential (county)
- Low radon potential — EPA Zone 3 of 3
- EPA Superfund (NPL) sites within 5 mi
- None
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
- 30.5 in
- USDA plant hardiness zone
- 10a (extreme annual low 30 to 35°F)
Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 61
- Days with Good air quality
- 99
- Days with Moderate air quality
- 206
- Days with Unhealthy air quality
- 13
- Highest AQI recorded (year)
- 171
Source: EPA air quality data (nearest monitoring station, annual)
Amenities
- National parks within ~60 mi
- 1
- Nearest national park
- Palo Alto Battlefield National Historical Park (7 mi)
- Airports within 30 mi
- 14
- Nearest airport
- Drennan Farm Airport (3 mi)
- Nearest major airport
- Valley International Airport (HRL) (13 mi)
- Hospitals nearby (~15 mi)
- 7
- Hospitals include
- VALLEY BAPTIST MEDICAL CENTER- BROWNSVILLE, VHS HARLINGEN HOSPITAL COMPANY LLC, HARLINGEN MEDICAL CENTER
- Avg hospital rating (CMS)
- 3.0 / 5
- Best hospital rating nearby (CMS)
- 4.0 / 5
- Solar radiation rating
- Good (4.8 kWh/m²/day)
Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)
Housing stock
- Median year housing built
- 1,987
- Housing built before 1970
- 10.1%
- Housing built 2000 or later
- 23.7%
- Households with broadband internet
- 48.2%
Source: Census ACS 5-year estimates (ZIP-level)
Employment & development
- Total county employment
- 127,456
- Average weekly wage
- $755
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 1,564
Sources: BLS QCEW (county-level) · Census Building Permits (county-level)
Area data compiled from public government, academic, and industry research feeds. Data sources →
Common questions
- What is the median home value in ZIP 78592?
- $76,700.
- What is the natural-hazard risk in ZIP 78592?
- Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: coldWave, hurricane, hail, heatWave, iceStorm.
- What is the wildfire risk in ZIP 78592?
- Risk to homes is higher than 78% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
- What is the radon potential in ZIP 78592?
- Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
- Are there Superfund sites near ZIP 78592?
- No current or proposed National Priorities List sites within 5 miles (EPA).
- How many schools serve ZIP 78592?
- 4 schools (1 elementary, 1 middle, 2 high) (NCES, 2022-23).
- What is the air quality in ZIP 78592?
- Moderate. Median AQI: 61. (EPA AQI).
- What is the cost of living in ZIP 78592?
- Regional Price Parity: 97.1 (100 = US average) (Average) (BEA RPP, metro/state-level).
Nearby ZIP codes
Selling a home in Santa Maria, TX?
REAIGENT7 gives every listing its own AI assistant grounded in this same public data — it answers buyer questions about the home and the area, around the clock, and sends every lead to the listing agent. Agents: it installs on your listing page, your website, or WordPress.
Data last updated
Most recent source refresh: Sep 2026. See all data sources →