Jackson County, OH Shrink-Swell Risk
What Jackson County, OH's soil means for a foundation
Low
USDA's SSURGO data puts Jackson County, OH's soil at "Low" shrink-swell potential, an area-weighted linear extensibility of 2.8% across 54.8% of the county's surveyed land. Among the 3,144 counties on this site, that's the clean result: little shrink-swell movement, standard construction the likely outcome.
This is a county figure, not a lot figure
USDA's survey covers the whole of Jackson County, OH at once, not any single address. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).
Report cost vs. repair cost
With Jackson County, OH rating "Low", a geotechnical report is still worthwhile before a build, just less urgent than in a high-risk county. A geotechnical report runs $1,000-$5,000, typically around $2,700. Foundation repair, if a specific lot turns out to differ from the county average, runs $5,000-$15,000.
Where this sits nationally
Nationally, Jackson County, OH is the 1,347-most-constrained of 3,085 rated counties for shrink-swell soil. Within Ohio alone it ranks 59 of 88. Jackson County, OH is 420 square miles with a population of 32,723.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Clarke County, AL and Tift County, GA are worth a look for comparison.
How this reading is built, and its real limits · Moisture management: the cheap fix that works on any soil
More of Ohio
Every county in Ohio is on this site, including Paulding County, OH and Lake County, OH. The full underlying dataset is downloadable directly, one row per county.