Perry County, PA Shrink-Swell Risk

Perry County's SSURGO shrink-swell reading

Low

In Perry County, PA, 92.4% of the surveyed soil carries a "Low" shrink-swell rating, 1.28% 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

Perry 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 Perry County, PA

Perry 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 Perry County, PA compares

Among the 3,085 rated counties on this site, Perry County, PA ranks 2,714 most-constrained nationally, and 52 of 67 within Pennsylvania. Perry County, PA is 551 square miles with a population of 46,816.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Granite County, MT and DeKalb County, AL 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 Pennsylvania

Every county in Pennsylvania is on this site, including Snyder County, PA and Clinton County, PA. The full underlying dataset is downloadable directly, one row per county.