Dunn County, WI Shrink-Swell Risk

Dunn County's SSURGO shrink-swell reading

Low

In Dunn County, WI, 98% of the surveyed soil carries a "Low" shrink-swell rating, 1.54% 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

Dunn County's reading is an average across the whole county, not a promise about any one lot inside it. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Dunn County will actually do.

Budgeting for Dunn County, WI

Dunn 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, Dunn County, WI ranks 2,450 most-constrained nationally, and 43 of 72 within Wisconsin. The county spans 850 square miles, home to 46,135 people.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Wright County, MO and Stoddard 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 Wisconsin

Every county in Wisconsin is on this site, including Door County, WI and Outagamie County, WI. The full underlying dataset is downloadable directly, one row per county.