Madison County, IN Shrink-Swell Risk

Madison County, IN's soil, for shrink-swell risk

Moderate

Madison County, IN: USDA's soil survey rates 54.3% of the county "Moderate" for shrink-swell potential (3.28% linear extensibility). A real but modest amount of movement - standard foundations usually hold up, but drainage and moisture control around the foundation still matter more than on low-risk soil.

What Madison County's reading doesn't cover

Two lots a mile apart in Madison County can carry different soil, even though they share one countywide reading. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).

What it costs to find out, versus to ignore it

With Madison County, IN rating "Moderate", 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.

Madison County's rank among Indiana counties

Nationally, Madison County, IN is the 989-most-constrained of 3,085 rated counties for shrink-swell soil. Within Indiana alone it ranks 29 of 90. Madison County, IN is 452 square miles with a population of 134,222.

Before you act on this

Orleans Parish, LA carries this site's most-constrained reading. Cache County, UT and Kossuth County, IA 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 Indiana

Every county in Indiana is on this site, including Ripley County, IN and Wayne County, IN. The full underlying dataset is downloadable directly, one row per county.