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Soil Types in Rock Island County, Illinois

Rock Island County has 16 zip codes in our database. Explore the soil types, hardiness zones, and gardening tips for this county.

Hardiness Zones

Rock Island County spans USDA zones 5b through 5b.

5b

Top Cities in Rock Island County

Soil Types in Rock Island County

Rock Island County in Illinois has 16 zip codes in our database. The most common soil type is Loam, found in 0% of the county. Understanding your local soil helps you choose the right plants and amendments for your garden.

Hardiness Zones in Rock Island County

Rock Island County is in USDA hardiness zone 5b. Your hardiness zone determines which perennial plants will survive winter in your area. Enter your zip code above to find your exact zone and get personalized planting recommendations.

Browse Zip Codes in Rock Island County