Yadkin County, NC Shrink-Swell Risk
Yadkin County's SSURGO shrink-swell reading
Low
In Yadkin County, NC, 92% of the surveyed soil carries a "Low" shrink-swell rating, 1.99% linear extensibility on average. 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.
Before you rely on this for one address
Yadkin County's reading is an average across the whole county, not a promise about any one lot inside it. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).
Budgeting for Yadkin County, NC
Yadkin 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.
Where this sits nationally
Among the 3,085 rated counties on this site, Yadkin County, NC ranks 1,995 most-constrained nationally, and 37 of 100 within North Carolina. The county spans 335 square miles, home to 37,995 people.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. Cullman County, AL and Colorado County, TX 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 North Carolina
Every county in North Carolina is on this site, including New Hanover County, NC and Hertford County, NC. The full underlying dataset is downloadable directly, one row per county.