Natchitoches Parish, LA Shrink-Swell Risk

Natchitoches Parish's SSURGO shrink-swell reading

Moderate

In Natchitoches Parish, LA, 33.5% of the surveyed soil carries a "Moderate" shrink-swell rating, 5.59% 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

Natchitoches Parish's reading is an average across the whole county, not a promise about any one lot inside it. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Natchitoches Parish will actually do.

Budgeting for Natchitoches Parish, LA

Natchitoches 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.

Where this sits nationally

Among the 3,085 rated counties on this site, Natchitoches Parish, LA ranks 204 most-constrained nationally, and 29 of 64 within Louisiana. Natchitoches Parish covers 1,253 square miles and counts 35,982 residents.

See how another county compares

Orleans Parish, LA carries this site's most-constrained reading. Lincoln County, NE and Racine County, WI 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 Bienville Parish, LA and Caddo Parish, LA. The full underlying dataset is downloadable directly, one row per county.