Kanabec County, MN Shrink-Swell Risk

What Kanabec County, MN's soil means for a foundation

Low

USDA's SSURGO data puts Kanabec County, MN's soil at "Low" shrink-swell potential, an area-weighted linear extensibility of 1.48% across 92% of the county's surveyed land. Among the 3,144 counties on this site, that's the clean result: little shrink-swell movement, standard construction the likely outcome.

This is a county figure, not a lot figure

USDA's survey covers the whole of Kanabec County, MN at once, not any single address. 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 Kanabec County.

Report cost vs. repair cost

With Kanabec County, MN 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, Kanabec County, MN is the 2,540-most-constrained of 3,085 rated counties for shrink-swell soil. Within Minnesota alone it ranks 76 of 87. Kanabec County covers 522 square miles and counts 16,608 residents.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Pend Oreille County, WA and Irion 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

More of Minnesota

Every county in Minnesota is on this site, including Carlton County, MN and Mahnomen County, MN. The full underlying dataset is downloadable directly, one row per county.