Blanco County, TX Shrink-Swell Risk

Blanco County's SSURGO shrink-swell reading

Moderate

In Blanco County, TX, 46.1% of the surveyed soil carries a "Moderate" shrink-swell rating, 4.18% linear extensibility on average. Conventional foundations are the reasonable expectation here, with routine moisture-control practice rather than special engineering.

Before you rely on this for one address

Blanco 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 Blanco County, TX

Blanco 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, Blanco County, TX ranks 484 most-constrained nationally, and 113 of 253 within Texas. The county spans 709 square miles, home to 13,358 people.

See how another county compares

Orleans Parish, LA carries this site's most-constrained reading. Harrison County, KY and Pasquotank County, NC 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 Texas

Every county in Texas is on this site, including Baylor County, TX and Dickens County, TX. The full underlying dataset is downloadable directly, one row per county.