Tuolumne County, CA Shrink-Swell Risk
Tuolumne County's SSURGO shrink-swell reading
Low
In Tuolumne County, CA, 95% of the surveyed soil carries a "Low" shrink-swell rating, 1.82% 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
Tuolumne County's reading is an average across the whole county, not a promise about any one lot inside it. A site-specific soil report, usually $1,000-$5,000, is what an engineer would actually pull before designing a foundation on a lot in Tuolumne County.
Budgeting for Tuolumne County, CA
Tuolumne 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, Tuolumne County, CA ranks 2,147 most-constrained nationally, and 55 of 58 within California. Tuolumne County covers 2,221 square miles and counts 53,893 residents.
See how another county compares
Orleans Parish, LA carries this site's most-constrained reading. Burnet County, TX and Hillsdale County, MI 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 Madera County, CA and Sacramento County, CA. The full underlying dataset is downloadable directly, one row per county.