Hunt & Live

Rock Island County, IL

141,527 residents · 428 sq mi · 331.1/sq mi · 12% rural

Climate
50.3°F
37.6" rain/yr
Water
humid
Aridity index 1.59
Hardiness
Zone 7a
Winter low ~4.2°F

About Rock Island County

Rock Island County is a county located in the U.S. state of Illinois, bounded on the west by the Mississippi River. According to the 2020 census, it had a population of 144,672. Its county seat is Rock Island; its largest city is neighboring Moline. Rock Island County is one of the four counties that make up the Davenport-Moline-Rock Island, IA-IL Metropolitan Statistical Area.

14
Prepper Suitability
worsebetter
National rank: #2992 of 3,109
Locator map
Location within the continental US

Prepper Assessment

Living in this area offers a mix of urban and rural experiences, with a population density of 331.1 people per square mile. The climate features an annual mean temperature of 50.3°F and an average of 37.6 inches of rainfall per year, supporting a growing season suitable for USDA zone 7a. However, the relatively high population density may limit opportunities for extensive self-sufficient living compared to more rural locations, despite the availability of water from the humid climate.

The county faces several natural hazards, including a high risk of cold waves (FEMA rank 96) and strong winds (rank 94), which could impact agricultural efforts and overall livability. Additionally, the area has a higher-than-average population density, which may lead to concerns about community safety, despite a low violence percentile of 10/100. The median home price of $139,800 is relatively affordable, but property taxes are notable at 2.37%, which could affect long-term financial planning.

This county may suit individuals or families looking for a blend of suburban and rural living, particularly those who value access to urban amenities while maintaining a degree of self-sufficiency. However, those seeking a more remote homesteading experience might find the density and associated risks a dealbreaker. The area's strong broadband access could be a hidden gem for remote work or online business opportunities, appealing to those who can balance rural aspirations with urban connectivity.

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

Key Facts

Ranked #2,169 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#85 of 102 in IL
Ranked #85 of 102 counties statewide for prepper suitability.
Dominant hazard: cold wave
FEMA ranks cold wave risk at 96/100 here — the leading natural threat.
Urban: 331/sqmi
Densely populated at 331 people per square mile.
Climate profile
Classified as humid with a 50.3°F annual mean and 37.6" of annual precipitation. USDA hardiness zone 7a.
Housing & taxes
Median home value $139,800.

Score Breakdown

Violence
86
percentile (lower = safer)
Disasters
84
percentile (lower = safer)
Density
88
percentile (lower = emptier)
Overall FEMA Risk
84.1
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Cold Wave 96
Drought 71
Earthquake 62
Hail 92
Hurricane 14
Heat Wave 93
Riverine Flood 80
Ice Storm 80
Landslide 84
Lightning 90
Strong Wind 94
Tornado 91
Wildfire 9
Winter Weather 90

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
84.4°F
Winter low
14.2°F
Heating degree days
6,253
Cooling degree days
940

Housing & Economy

Median home value
$139,800
Median HH income
$64,435
Price to income
2.2×
Property tax rate
2.37%
~$3,308/yr median

Community Profile

Median age
40.2
Homeownership
68.6%
Poverty rate
15.2%
Unemployment
6.2%

Connectivity

Broadband households
68.8%
No internet access
9.4%

Explore Rock Island 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.