Acadia Parish, LA Shrink-Swell Risk

Shrink-swell potential in Acadia Parish, LA

Moderate

Soil across 52.3% of Acadia Parish, LA comes back "Moderate" in USDA's shrink-swell data, averaging 3.83% linear extensibility. A real but modest amount of movement - standard foundations usually hold up, but drainage and moisture control around the foundation still matter more than on low-risk soil.

What this number does and doesn't tell you

This is a countywide, area-weighted figure across every soil survey map unit in Acadia Parish, LA - 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).

Acadia Parish: the real numbers

Acadia Parish'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 Acadia Parish, LA compares

Among the 3,085 rated counties on this site, Acadia Parish, LA ranks 660 most-constrained nationally, and 41 of 64 within Louisiana. The county spans 655 square miles, home to 56,604 people.

Before you act on this

Orleans Parish, LA carries this site's most-constrained reading. Washington County, OH and Faulkner County, AR 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 Louisiana

Every county in Louisiana is on this site, including St. Charles Parish, LA and West Carroll Parish, LA. The full underlying dataset is downloadable directly, one row per county.