Watauga County, NC Shrink-Swell Risk

Watauga County's SSURGO shrink-swell reading

Low

In Watauga County, NC, 100% of the surveyed soil carries a "Low" shrink-swell rating, 1.32% linear extensibility on average. 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.

Before you rely on this for one address

Watauga County's reading is an average across the whole county, not a promise about any one lot inside it. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Watauga County will actually do.

Budgeting for Watauga County, NC

Watauga 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, Watauga County, NC ranks 2,684 most-constrained nationally, and 90 of 100 within North Carolina. Watauga County covers 312 square miles and counts 54,997 residents.

Before you act on this

Orleans Parish, LA carries this site's most-constrained reading. Erath County, TX and Major 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

Elsewhere in North Carolina

Every county in North Carolina is on this site, including Lincoln County, NC and Wake County, NC. The full underlying dataset is downloadable directly, one row per county.