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Area data

Fort Sill, OK — ZIP 73503

Population: 11,468 (Census ACS)

1 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with icestorm, coldwave, strongwind the top-rated hazards. Cost of living is 12.2% below the US average (BEA, metro/state-level).

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

Home values & appreciation

House Price Index (state)
387.2 (+3.0% YoY)

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

Affordability

Cost of living index (Low)
87.8 (100 = US avg)
Electricity rate (state-level)
13.1¢/kWh
Natural gas rate (state-level)
$14.00/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
1
Elementary schools
1
Middle schools
0
High schools
0
Schools include
FREEDOM ES

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

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
iceStorm, coldWave, strongWind, tornado, winterWeather
Notable hazard ratings (county)
coldWave: Relatively High · drought: Relatively Moderate · earthquake: Relatively Low · hail: Relatively Moderate · heatWave: Relatively Low · iceStorm: Very High
Wildfire risk to homes (county)
Higher than 92% of US counties
Buildings in wildfire direct-exposure zone
31.5%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Oklahoma Refining Co. (21.3 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
29.7 in
USDA plant hardiness zone
8a (extreme annual low 10 to 15°F)

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

Air quality

Air quality rating
Good
Median AQI (annual)
43
Days with Good air quality
242
Days with Moderate air quality
113
Highest AQI recorded (year)
339

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

Amenities

Airports within 30 mi
27
Nearest airport
Henry Post Army Air Field (FSI) (2 mi)
Nearest major airport
Henry Post Army Air Field (FSI) (2 mi)
Hospitals nearby (~15 mi)
11
Hospitals include
DUNCAN REGIONAL HOSPITAL, INC, GRADY MEMORIAL HOSPITAL, COMANCHE COUNTY MEMORIAL HOSPITAL
Avg hospital rating (CMS)
2.8 / 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
1,995
Housing built before 1970
31.4%
Housing built 2000 or later
46.5%
Households with broadband internet
89.9%

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

Employment & development

Total county employment
27,664
Average weekly wage
$871
Top industries (by employment)
Accommodation & Food, Health Care, Administrative Services
Annual residential building permits (county)
89

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 natural-hazard risk in ZIP 73503?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: iceStorm, coldWave, strongWind, tornado, winterWeather.
What is the wildfire risk in ZIP 73503?
Risk to homes is higher than 92% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 73503?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 73503?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve ZIP 73503?
1 schools (1 elementary) (NCES, 2022-23).
What is the air quality in ZIP 73503?
Good. Median AQI: 43. (EPA AQI).
What is the cost of living in ZIP 73503?
Regional Price Parity: 87.8 (100 = US average) (Low) (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 →

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