Hunt & Live

Washtenaw County, MI

366,376 residents · 706 sq mi · 518.9/sq mi · 17% rural

Climate
48.4°F
33.7" rain/yr
Water
humid
Aridity index 1.55
Hardiness
Zone 7b
Winter low ~6.3°F

About Washtenaw County

Washtenaw County is a county located in the U.S. state of Michigan. At the 2020 census, the population was 372,258. The county seat and largest city is Ann Arbor. The county was authorized by legislation in 1822 and organized as a county in 1826.

Washtenaw County comprises the Ann Arbor Metropolitan Statistical Area.

The county is home to the University of Michigan, Eastern Michigan University, Washtenaw Community College, and Concordia University Ann Arbor.

34
Prepper Suitability
worsebetter
National rank: #2539 of 3,109
Locator map
Location within the continental US

Prepper Assessment

The county features a mix of urban and rural landscapes, with a population density of 518.9 people per square mile, indicating a relatively populated area. The climate is classified as humid, with an annual mean temperature of 48.4°F and an average of 33.7 inches of rainfall per year. The growing season aligns with USDA zone 7b, allowing for a variety of crops, though the cold winter lows of 16.3°F may limit some agricultural activities during that season.

This area faces several natural hazards, including strong winds and tornadoes, which are ranked 98 and 97 respectively by FEMA, indicating a high risk. Additionally, the cost of living is notable with a median home price of $336,300, which may be a barrier for some prospective homesteaders. While the violence percentile is low at 6/100, indicating a safer environment, the density percentile of 92/100 suggests a more crowded living situation than some may prefer.

This county may be a good fit for those who appreciate a mix of urban and rural lifestyles and have the financial means to invest in property. Individuals looking for a quieter, more remote homesteading experience might find the population density and housing costs challenging. Those who thrive here will likely be adaptable and resourceful, able to navigate the risks associated with natural hazards while leveraging the educational resources available in the area.

AI-generated analysis based on county data (climate, hazards, density, housing, economy). For general orientation only.

Key Facts

Ranked #2,275 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#71 of 83 in MI
Ranked #71 of 83 counties statewide for prepper suitability.
Dominant hazard: strong wind
FEMA ranks strong wind risk at 98/100 here — the leading natural threat.
Urban: 519/sqmi
Densely populated at 519 people per square mile.
Climate profile
Classified as humid with a 48.4°F annual mean and 33.7" of annual precipitation. USDA hardiness zone 7b.
Housing & taxes
Median home value $336,300.

Score Breakdown

Violence
18
percentile (lower = safer)
Disasters
89
percentile (lower = safer)
Density
92
percentile (lower = emptier)
Overall FEMA Risk
89.3
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Cold Wave 93
Earthquake 74
Hail 86
Hurricane 48
Heat Wave 87
Riverine Flood 90
Ice Storm 90
Landslide 70
Lightning 89
Strong Wind 98
Tornado 97
Wildfire 44
Winter Weather 73

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
82.9°F
Winter low
16.3°F
Heating degree days
6,602
Cooling degree days
598

Housing & Economy

Median home value
$336,300
Median HH income
$84,245
Price to income
Property tax rate
1.56%
~$5,255/yr median

Community Profile

Median age
34.4
Homeownership
61.2%
Poverty rate
13.8%
Unemployment
4.7%

Connectivity

Broadband households
81.8%
No internet access
4.1%

Explore Washtenaw County Further

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Data sources. Prepper scores are national percentile ranks of firearm fatalities (County Health Rankings 2024 / CDC WONDER), FEMA National Risk Index 2023 composite disaster score, and population density (ACS 2022 + TIGER 2022 land area). Climate from NOAA nClimDiv 1991–2020 normals. Hardiness zone is estimated from climate data and may differ from the official USDA PHZM. Demographics and housing from Census ACS 5-year 2022. All scores are for comparison purposes only and do not constitute advice about where to live.