Clinton County, NY Shrink-Swell Risk
Clinton County, NY's soil, for shrink-swell risk
Low
Clinton County, NY: USDA's soil survey rates 95.9% of the county "Low" for shrink-swell potential (1.49% 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 Clinton County's reading doesn't cover
Two lots a mile apart in Clinton County can carry different soil, even though they share one countywide reading. A site-specific soil report, usually $1,000-$5,000, is what an engineer would actually pull before designing a foundation on a lot in Clinton County.
What it costs to find out, versus to ignore it
With Clinton County, NY 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.
How Clinton County, NY compares
Nationally, Clinton County, NY is the 2,517-most-constrained of 3,085 rated counties for shrink-swell soil. Within New York alone it ranks 26 of 62. Clinton County covers 1,038 square miles and counts 77,871 residents.
For contrast
Orleans Parish, LA carries this site's most-constrained reading. Sedgwick County, KS and Beltrami County, MN 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 New York
Every county in New York is on this site, including Jefferson County, NY and Warren County, NY. The full underlying dataset is downloadable directly, one row per county.