Butler County, AL Shrink-Swell Risk
Butler County's SSURGO shrink-swell reading
Low
In Butler County, AL, 77% of the surveyed soil carries a "Low" shrink-swell rating, 2.51% 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
Butler 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 Butler County.
Budgeting for Butler County, AL
Butler 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, Butler County, AL ranks 1,558 most-constrained nationally, and 17 of 67 within Alabama. The county spans 777 square miles, home to 18,256 people.
For contrast
Orleans Parish, LA carries this site's most-constrained reading. Montgomery County, MS and Wilkinson County, MS 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 Alabama
Every county in Alabama is on this site, including Clay County, AL and Choctaw County, AL. The full underlying dataset is downloadable directly, one row per county.