Wilson County, NC Shrink-Swell Risk
Wilson County's SSURGO shrink-swell reading
Low
In Wilson County, NC, 91.3% of the surveyed soil carries a "Low" shrink-swell rating, 1.5% linear extensibility on average. Among the 3,144 counties on this site, that's the clean result: little shrink-swell movement, standard construction the likely outcome.
Before you rely on this for one address
Wilson County's reading is an average across the whole county, not a promise about any one lot inside it. 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 Wilson County.
Budgeting for Wilson County, NC
Wilson 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.
How Wilson County, NC compares
Among the 3,085 rated counties on this site, Wilson County, NC ranks 2,501 most-constrained nationally, and 71 of 100 within North Carolina. The county spans 368 square miles, home to 79,958 people.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Wicomico County, MD and Greeley County, KS 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 Scotland County, NC and Carteret County, NC. The full underlying dataset is downloadable directly, one row per county.