New York County, NY Shrink-Swell Risk
New York County's SSURGO shrink-swell reading
Low
In New York County, NY, 93.1% of the surveyed soil carries a "Low" shrink-swell rating, 1.45% 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
New York 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 New York County will actually do.
Budgeting for New York County, NY
New York 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.
New York County's rank among New York counties
Among the 3,085 rated counties on this site, New York County, NY ranks 2,563 most-constrained nationally, and 29 of 62 within New York. New York County covers 23 square miles and counts 1,660,664 residents.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. Perry County, KY and Lyon County, MN 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 Franklin County, NY and Madison County, NY. The full underlying dataset is downloadable directly, one row per county.