Shiawassee County, MI Shrink-Swell Risk

Shiawassee County's SSURGO shrink-swell reading

Low

In Shiawassee County, MI, 96.3% of the surveyed soil carries a "Low" shrink-swell rating, 1.75% linear extensibility on average. That's as favorable a county-level reading as this dataset produces - standard foundation practice, pending one lot's own geotechnical report.

Before you rely on this for one address

Shiawassee 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 Shiawassee County.

Budgeting for Shiawassee County, MI

Shiawassee 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.

How Shiawassee County, MI compares

Among the 3,085 rated counties on this site, Shiawassee County, MI ranks 2,217 most-constrained nationally, and 26 of 83 within Michigan. Shiawassee County covers 531 square miles and counts 67,982 residents.

Before you act on this

Orleans Parish, LA carries this site's most-constrained reading. Logan County, AR and Wheeler County, NE 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 Michigan

Every county in Michigan is on this site, including Eaton County, MI and Clare County, MI. The full underlying dataset is downloadable directly, one row per county.