Wright County, IA Shrink-Swell Risk

Wright County's SSURGO shrink-swell reading

Moderate

In Wright County, IA, 42.4% of the surveyed soil carries a "Moderate" shrink-swell rating, 3.94% linear extensibility on average. Conventional foundations are the reasonable expectation here, with routine moisture-control practice rather than special engineering.

Before you rely on this for one address

Wright 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 Wright County will actually do.

Budgeting for Wright County, IA

Wright 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, Wright County, IA ranks 606 most-constrained nationally, and 47 of 99 within Iowa. Wright County, IA is 580 square miles with a population of 12,729.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Stafford County, KS and Wilson County, KS 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 Iowa

Every county in Iowa is on this site, including Ida County, IA and Floyd County, IA. The full underlying dataset is downloadable directly, one row per county.