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Area data

Ann Arbor, MI — ZIP 48109

Population: 5,939 (Census ACS)

FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with coldwave, icestorm, lightning the top-rated hazards. Cost of living is 3.8% 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)
387.5 (+5.5% YoY)

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

Affordability

Cost of living index (Average)
96.2 (100 = US avg)
Electricity rate (state-level)
20.0¢/kWh
Natural gas rate (state-level)
$10.90/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)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
coldWave, iceStorm, lightning, strongWind, tornado
Notable hazard ratings (county)
coldWave: Relatively High · earthquake: Relatively Low · hail: Relatively Moderate · heatWave: Relatively Moderate · iceStorm: Relatively High · inlandFlooding: Relatively Moderate
Wildfire risk to homes (county)
Higher than 11% of US counties
Buildings in wildfire direct-exposure zone
38.5%
Radon potential (county)
High radon potential — EPA Zone 1 of 3
EPA Superfund (NPL) sites within 5 mi
1
Nearest Superfund site
Gelman Sciences Inc. (4.5 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)

Average annual temperature
49.0°F
Average high
60.0°F
Average low
39.0°F
Annual precipitation
40.1 in
Annual snowfall
63.0 in
USDA plant hardiness zone
6a (extreme annual low -10 to -5°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
253
Days with Moderate air quality
113
Highest AQI recorded (year)
87

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

Amenities

National parks within ~60 mi
1
Nearest national park
River Raisin National Battlefield Park (30 mi)
Airports within 30 mi
43
Nearest airport
Ann Arbor Municipal Airport (ARB) (4 mi)
Nearest major airport
Willow Run Airport (YIP) (10 mi)
Hospitals nearby (~15 mi)
1
Hospitals include
UNIVERSITY OF MICHIGAN HEALTH SYSTEM
Avg hospital rating (CMS)
4.0 / 5
Best hospital rating nearby (CMS)
4.0 / 5
EV charging stations (within 10 mi)
99
Solar radiation rating
Fair (3.9 kWh/m²/day)

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

Housing stock

Median year housing built
1,986
Housing built before 1970
16.0%
Housing built 2000 or later
25.6%
Households with broadband internet
100.0%

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

Employment & development

Total county employment
133,883
Average weekly wage
$1,328
Top industries (by employment)
Health Care, Professional Services, Accommodation & Food
Annual residential building permits (county)
553

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 48109?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: coldWave, iceStorm, lightning, strongWind, tornado.
What is the wildfire risk in ZIP 48109?
Risk to homes is higher than 11% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 48109?
High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 48109?
1 current or proposed National Priorities List site within 5 miles (EPA). Nearest site: Gelman Sciences Inc., 4.5 mi.
What is the air quality in ZIP 48109?
Good. Median AQI: 43. (EPA AQI).
What is the cost of living in ZIP 48109?
Regional Price Parity: 96.2 (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 →

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