Midland County, TX Shrink-Swell Risk
Shrink-swell potential in Midland County, TX
Low
Soil across 86.4% of Midland County, TX comes back "Low" in USDA's shrink-swell data, averaging 2.54% linear extensibility. 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.
What this number does and doesn't tell you
This is a countywide, area-weighted figure across every soil survey map unit in Midland County, TX - never a reading for one specific parcel. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).
Midland County: the real numbers
Midland 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, Midland County, TX ranks 1,520 most-constrained nationally, and 215 of 253 within Texas. Midland County, TX is 900 square miles with a population of 183,587.
Before you act on this
Orleans Parish, LA carries this site's most-constrained reading. Barton County, MO and Holmes County, FL 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 Brewster County, TX and Foard County, TX. The full underlying dataset is downloadable directly, one row per county.