Nevada County, CA Shrink-Swell Risk
Nevada County's SSURGO shrink-swell reading
Low
In Nevada County, CA, 83.1% of the surveyed soil carries a "Low" shrink-swell rating, 1.64% 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
Nevada 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 Nevada County will actually do.
Budgeting for Nevada County, CA
Nevada 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 Nevada County, CA compares
Among the 3,085 rated counties on this site, Nevada County, CA ranks 2,343 most-constrained nationally, and 58 of 58 within California. Nevada County, CA is 958 square miles with a population of 102,195.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. Camp County, TX and Mason 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 California
Every county in California is on this site, including Orange County, CA and Sutter County, CA. The full underlying dataset is downloadable directly, one row per county.