Holmes County, OH Shrink-Swell Risk
Shrink-swell potential in Holmes County, OH
Low
Soil across 94.7% of Holmes County, OH comes back "Low" in USDA's shrink-swell data, averaging 1.88% linear extensibility. That's the easiest starting point on this site's scale - a standard foundation is the reasonable default here, though any one lot can still differ.
What this number does and doesn't tell you
This is a countywide, area-weighted figure across every soil survey map unit in Holmes County, OH - never a reading for one specific parcel. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).
Holmes County: the real numbers
Holmes County's soil reading points toward standard foundation practice as the likely outcome, not the exception. 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.
Holmes County's rank among Ohio counties
Among the 3,085 rated counties on this site, Holmes County, OH ranks 2,093 most-constrained nationally, and 87 of 88 within Ohio. Holmes County covers 423 square miles and counts 44,668 residents.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Osceola County, IA and Ballard County, KY 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
Elsewhere in Ohio
Every county in Ohio is on this site, including Hancock County, OH and Licking County, OH. The full underlying dataset is downloadable directly, one row per county.