Sibley County, MN Shrink-Swell Risk

Sibley County's SSURGO shrink-swell reading

Moderate

In Sibley County, MN, 62.5% of the surveyed soil carries a "Moderate" shrink-swell rating, 3.37% linear extensibility on average. That's a middle reading: not the sharp swings that crack a foundation outright, but enough that grading and drainage are worth getting right.

Before you rely on this for one address

Sibley 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 Sibley County, MN

Sibley 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, Sibley County, MN ranks 932 most-constrained nationally, and 22 of 87 within Minnesota. Sibley County, MN is 589 square miles with a population of 15,194.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Oceana County, MI and Jefferson County, MO 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 Minnesota

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