Laramie County, WY Shrink-Swell Risk

Shrink-swell potential in Laramie County, WY

Low

Soil across 89% of Laramie County, WY comes back "Low" in USDA's shrink-swell data, averaging 2.06% 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 Laramie County, WY - 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 Laramie County.

Laramie County: the real numbers

Laramie 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, Laramie County, WY ranks 1,929 most-constrained nationally, and 19 of 23 within Wyoming. Laramie County covers 2,686 square miles and counts 101,783 residents.

See how another county compares

Orleans Parish, LA carries this site's most-constrained reading. Taylor County, WI and Washington County, CO 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 Wyoming

Every county in Wyoming is on this site, including Albany County, WY and Fremont County, WY. The full underlying dataset is downloadable directly, one row per county.