Ohio Extension & Soil Testing Directory
Find your local Ohio County Cooperative Extension office, official state university soil analysis lab, and Master Gardener volunteer plant clinics.
🔬 State Soil Testing Laboratory
Official Lab: OSU Extension Recommended Soil Testing Partner Labs
Standard Fee: $15 - $20 routine soil test kit
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: Ohio Clay Loam & Glacial Till Silt
Hardiness Zones: Zone 5b / 6b
Popular Crops: Corn, soybeans, apples, tomatoes, Kentucky bluegrass
Ohio clay soils require organic matter to prevent heavy soil compaction.
Featured County Directories in Ohio (8 Listings)
Franklin County
Extension Office: Ohio State University Extension - Franklin County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (390) 555-0199
Cuyahoga County
Extension Office: Ohio State University Extension - Cuyahoga County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (390) 555-0199
Hamilton County
Extension Office: Ohio State University Extension - Hamilton County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (390) 555-0199
Summit County
Extension Office: Ohio State University Extension - Summit County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (391) 555-0199
Montgomery County
Extension Office: Ohio State University Extension - Montgomery County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (391) 555-0199
Lucas County
Extension Office: Ohio State University Extension - Lucas County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (390) 555-0199
Stark County
Extension Office: Ohio State University Extension - Stark County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (391) 555-0199
Butler County
Extension Office: Ohio State University Extension - Butler County
Soil Lab Fee: $15 - $20 routine soil test kit
Phone: (390) 555-0199
📦 Recommended Mail-In Soil Test Kits & Meters
FTC Affiliate Disclosure: We may earn a commissionIf you need immediate results without waiting for university mail-in lab turnaround times, these top-rated professional home soil test kits provide fast pH, N, P, and K diagnostic analysis:
MySoil Soil Test Kit
Professional mail-in kit analyzed by accredited labs. Returns 13 essential nutrient values (N, P, K, pH, Micronutrients) & customized fertilizer recommendations via app.
Luster Leaf Rapitest 1601
Popular color-comparator kit for 10 instant soil tests (pH, Nitrogen, Phosphorus, Potash). Includes tailored plant preference chart.
Sonkir 3-in-1 Soil Tester
Instant probe sensor for soil moisture, pH, and sunlight levels. Requires no batteries. Perfect for potted plants, lawns, and raised beds.
📋 Request Local Extension & Lawn Testing Assistance in Ohio Statewide
Need help interpreting your lab results or finding local agricultural extension agents? Fill out the brief form below:
Frequently Asked Questions: Ohio Soil & Extension
How do I get my soil tested in Ohio?
To test your soil in Ohio, 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 OSU Extension Recommended Soil Testing Partner Labs or your local county extension office.
How much does soil testing cost in Ohio?
Routine soil fertility analysis in Ohio typically costs $15 - $20 routine soil test kit. Turnaround time for results is usually 5 to 7 business days.
Does every county in Ohio have a Cooperative Extension Office?
Yes. Every county in Ohio 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 Ohio.
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.