Cattaraugus County, NY Shrink-Swell Risk
Shrink-swell potential in Cattaraugus County, NY
Low
Soil across 89.2% of Cattaraugus County, NY comes back "Low" in USDA's shrink-swell data, averaging 1.62% linear extensibility. Among the 3,144 counties on this site, that's the clean result: little shrink-swell movement, standard construction the likely outcome.
What this number does and doesn't tell you
This is a countywide, area-weighted figure across every soil survey map unit in Cattaraugus County, NY - never a reading for one specific parcel. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Cattaraugus County will actually do.
Cattaraugus County: the real numbers
Cattaraugus 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 Cattaraugus County, NY compares
Among the 3,085 rated counties on this site, Cattaraugus County, NY ranks 2,359 most-constrained nationally, and 20 of 62 within New York. Cattaraugus County, NY is 1,308 square miles with a population of 75,475.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. New Kent County, VA and Guadalupe County, TX 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 New York
Every county in New York is on this site, including Montgomery County, NY and Greene County, NY. The full underlying dataset is downloadable directly, one row per county.