Gregg County, TX Shrink-Swell Risk

What Gregg County, TX's soil means for a foundation

Low

USDA's SSURGO data puts Gregg County, TX's soil at "Low" shrink-swell potential, an area-weighted linear extensibility of 1.88% across 83.5% of the county's surveyed land. That's as favorable a county-level reading as this dataset produces - standard foundation practice, pending one lot's own geotechnical report.

This is a county figure, not a lot figure

USDA's survey covers the whole of Gregg County, TX at once, not any single address. 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 Gregg County.

Report cost vs. repair cost

With Gregg County, TX 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 Gregg County, TX compares

Nationally, Gregg County, TX is the 2,092-most-constrained of 3,085 rated counties for shrink-swell soil. Within Texas alone it ranks 238 of 253. Gregg County, TX is 273 square miles with a population of 126,679.

Before you act on this

Orleans Parish, LA carries this site's most-constrained reading. Humboldt County, CA and Marshall County, OK 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 Texas

Every county in Texas is on this site, including Houston County, TX and Grayson County, TX. The full underlying dataset is downloadable directly, one row per county.