Marquette County, WI Shrink-Swell Risk
Marquette County, WI's soil, for shrink-swell risk
Low
Marquette County, WI: USDA's soil survey rates 93.6% of the county "Low" for shrink-swell potential (1.13% 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 Marquette County's reading doesn't cover
Two lots a mile apart in Marquette County can carry different soil, even though they share one countywide reading. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Marquette County will actually do.
What it costs to find out, versus to ignore it
With Marquette County, WI rating "Low", a geotechnical report is still worthwhile before a build, just less urgent than in a high-risk county. 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 Marquette County, WI compares
Nationally, Marquette County, WI is the 2,824-most-constrained of 3,085 rated counties for shrink-swell soil. Within Wisconsin alone it ranks 52 of 72. Marquette County covers 456 square miles and counts 15,743 residents.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Taylor County, WI and Webster 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
More of Wisconsin
Every county in Wisconsin is on this site, including Pierce County, WI and Milwaukee County, WI. The full underlying dataset is downloadable directly, one row per county.