Oscoda County, MI Shrink-Swell Risk
Shrink-swell potential in Oscoda County, MI
Low
Soil across 94.2% of Oscoda County, MI comes back "Low" in USDA's shrink-swell data, averaging 1.38% linear extensibility. Among the 3,144 counties on this site, that's the clean result: little shrink-swell movement, standard construction the likely outcome.
What this number does and doesn't tell you
This is a countywide, area-weighted figure across every soil survey map unit in Oscoda County, MI - never a reading for one specific parcel. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Oscoda County will actually do.
Oscoda County: the real numbers
Oscoda 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, Oscoda County, MI ranks 2,630 most-constrained nationally, and 46 of 83 within Michigan. The county spans 566 square miles, home to 8,596 people.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Meagher County, MT and Caddo Parish, LA 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 Kalamazoo County, MI and Keweenaw County, MI. The full underlying dataset is downloadable directly, one row per county.