Grady County, GA Shrink-Swell Risk

Shrink-swell potential in Grady County, GA

Low

Soil across 99.9% of Grady County, GA comes back "Low" in USDA's shrink-swell data, averaging 1.02% linear extensibility. That's the easiest starting point on this site's scale - a standard foundation is the reasonable default here, though any one lot can still differ.

What this number does and doesn't tell you

This is a countywide, area-weighted figure across every soil survey map unit in Grady County, GA - never a reading for one specific parcel. 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 Grady County.

Grady County: the real numbers

Grady 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 Grady County, GA compares

Among the 3,085 rated counties on this site, Grady County, GA ranks 2,888 most-constrained nationally, and 140 of 159 within Georgia. Grady County covers 454 square miles and counts 26,271 residents.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Platte County, WY and Warren County, OH 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 Georgia

Every county in Georgia is on this site, including Laurens County, GA and Irwin County, GA. The full underlying dataset is downloadable directly, one row per county.