Accomack County, VA Shrink-Swell Risk

Accomack County's SSURGO shrink-swell reading

Low

In Accomack County, VA, 100% of the surveyed soil carries a "Low" shrink-swell rating, 1.66% linear extensibility on average. Among the 3,144 counties on this site, that's the clean result: little shrink-swell movement, standard construction the likely outcome.

Before you rely on this for one address

Accomack 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 Accomack County, VA

Accomack 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, Accomack County, VA ranks 2,327 most-constrained nationally, and 103 of 114 within Virginia. Accomack County, VA is 449 square miles with a population of 33,411.

See how another county compares

Orleans Parish, LA carries this site's most-constrained reading. Ness County, KS and Winston County, MS 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 Virginia

Every county in Virginia is on this site, including Fairfax County, VA and Salem city, VA. The full underlying dataset is downloadable directly, one row per county.