Brunswick County, NC Shrink-Swell Risk
Brunswick County's SSURGO shrink-swell reading
Low
In Brunswick County, NC, 97.2% of the surveyed soil carries a "Low" shrink-swell rating, 1.56% 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
Brunswick 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 Brunswick County.
Budgeting for Brunswick County, NC
Brunswick 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 Brunswick County, NC compares
Among the 3,085 rated counties on this site, Brunswick County, NC ranks 2,425 most-constrained nationally, and 64 of 100 within North Carolina. Brunswick County covers 849 square miles and counts 167,112 residents.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. Pickens County, AL and Otsego County, NY 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 Person County, NC and Burke County, NC. The full underlying dataset is downloadable directly, one row per county.