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Soil Types in Iroquois County, Illinois

Iroquois County has 20 zip codes in our database. Explore the soil types, hardiness zones, and gardening tips for this county.

Hardiness Zones

Iroquois County spans USDA zones 5b through 6a.

5b 6a

Top Cities in Iroquois County

Soil Types in Iroquois County

Iroquois County in Illinois has 20 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 Iroquois County

Iroquois County spans USDA hardiness zones 5b through 6a. 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 Iroquois County