Irion County, TX Shrink-Swell Risk

Shrink-swell potential in Irion County, TX

Moderate

Soil across 50.1% of Irion County, TX comes back "Moderate" in USDA's shrink-swell data, averaging 3.22% linear extensibility. Conventional foundations are the reasonable expectation here, with routine moisture-control practice rather than special engineering.

What this number does and doesn't tell you

This is a countywide, area-weighted figure across every soil survey map unit in Irion County, TX - never a reading for one specific parcel. 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 Irion County.

Irion County: the real numbers

Irion 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 Irion County, TX compares

Among the 3,085 rated counties on this site, Irion County, TX ranks 1,038 most-constrained nationally, and 179 of 253 within Texas. Irion County, TX is 1,052 square miles with a population of 1,526.

See how another county compares

Orleans Parish, LA carries this site's most-constrained reading. Ellis County, TX and Cheyenne County, KS 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 Collingsworth County, TX and Wise County, TX. The full underlying dataset is downloadable directly, one row per county.