Crittenden County, KY Shrink-Swell Risk
Crittenden County, KY's soil, for shrink-swell risk
Low
Crittenden County, KY: USDA's soil survey rates 77.2% of the county "Low" for shrink-swell potential (2.13% linear extensibility). That's as favorable a county-level reading as this dataset produces - standard foundation practice, pending one lot's own geotechnical report.
What Crittenden County's reading doesn't cover
Two lots a mile apart in Crittenden County can carry different soil, even though they share one countywide reading. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Crittenden County will actually do.
What it costs to find out, versus to ignore it
With Crittenden County, KY 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, Crittenden County, KY is the 1,865-most-constrained of 3,085 rated counties for shrink-swell soil. Within Kentucky alone it ranks 83 of 120. Crittenden County covers 360 square miles and counts 8,982 residents.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. Douglas County, NV and Osceola County, FL 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 Kentucky
Every county in Kentucky is on this site, including Trigg County, KY and Breckinridge County, KY. The full underlying dataset is downloadable directly, one row per county.