Oneida County, ID Shrink-Swell Risk

Shrink-swell potential in Oneida County, ID

Low

Soil across 74.1% of Oneida County, ID comes back "Low" in USDA's shrink-swell data, averaging 2.41% 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 Oneida County, ID - 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).

Oneida County: the real numbers

Oneida 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 Oneida County, ID compares

Among the 3,085 rated counties on this site, Oneida County, ID ranks 1,641 most-constrained nationally, and 18 of 44 within Idaho. Oneida County, ID is 1,199 square miles with a population of 4,976.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Allamakee County, IA and Midland County, MI 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 Idaho

Every county in Idaho is on this site, including Minidoka County, ID and Nez Perce County, ID. The full underlying dataset is downloadable directly, one row per county.