Minnesota Extension & Soil Testing Directory
Find your local Minnesota County Cooperative Extension office, official state university soil analysis lab, and Master Gardener volunteer plant clinics.
🔬 State Soil Testing Laboratory
Official Lab: UMN Soil Testing Laboratory
Standard Fee: $19 routine garden soil analysis
Turnaround Time: 5 to 7 business days
State residents can obtain soil sample bags and submittal forms at any local county extension branch.
🌱 State Growing Conditions
Soil Types: Glacial Till Prairie Loam
Hardiness Zones: Zone 4b / 5a
Popular Crops: Apples, root vegetables, brassicas, sweet corn, turf grass
Cold-climate soils warm slowly in spring; add compost to improve spring soil warmth and drainage.
Featured County Directories in Minnesota (1 Listing)
Hennepin County
Extension Office: UMN Extension - Hennepin County
Soil Lab Fee: $19 routine garden soil analysis
Phone: (612) 596-2110
Looking for Another County in Minnesota?
Every county in Minnesota is supported by the state Land-Grant University Extension system. If your specific county directory is currently being indexed, you can submit your soil samples directly to UMN Soil Testing Laboratory or contact our editorial desk for direct local office hours.
Request Local Extension Info for Your CountyFrequently Asked Questions: Minnesota Soil & Extension
How do I get my soil tested in Minnesota?
To test your soil in Minnesota, collect 10 to 12 soil cores from a depth of 4 to 6 inches across your garden or field, air-dry the sample indoors, fill out your county extension submission form, and submit it to UMN Soil Testing Laboratory or your local county extension office.
How much does soil testing cost in Minnesota?
Routine soil fertility analysis in Minnesota typically costs $19 routine garden soil analysis. Turnaround time for results is usually 5 to 7 business days.
Does every county in Minnesota have a Cooperative Extension Office?
Yes. Every county in Minnesota is served by the state's Land-Grant University Extension system. While our directory highlights primary regional office hubs and university labs, local extension agents serve horticulturists, farmers, and home gardeners across all counties in Minnesota.
Written & Verified by Sahajul
Verified Author & Founder
Sahajul is an independent agricultural data researcher based in India and founder of LocalSoilLab.com. He specializes in compiling, structuring, and verifying US land-grant university extension services, soil lab testing fee schedules, and county Master Gardener contact directories directly from official .edu and USDA NIFA portals.