Saline County, IL Shrink-Swell Risk

Saline County's SSURGO shrink-swell reading

Low

In Saline County, IL, 61.6% of the surveyed soil carries a "Low" shrink-swell rating, 2.71% 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

Saline County's reading is an average across the whole county, not a promise about any one lot inside it. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).

Budgeting for Saline County, IL

Saline 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, Saline County, IL ranks 1,401 most-constrained nationally, and 95 of 101 within Illinois. The county spans 380 square miles, home to 22,826 people.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Lee County, NC and Grand Traverse County, MI 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 Illinois

Every county in Illinois is on this site, including Pike County, IL and Wabash County, IL. The full underlying dataset is downloadable directly, one row per county.