Septic suitability in Wilkin County, MN

Very limited

USDA puts Wilkin County, MN at "Very limited" for septic absorption fields, the dominant reading across 96.9% of the county's soil. A standard gravity system routinely fails on ground like this; the same share of the county falls in USDA's worst absorption-field bucket outright. The county spans 751.038 square miles, home to 6,268 people.

What this number does and doesn't tell you

Wilkin County's rating is an average across the whole county, not a promise about any one lot inside it. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.

Wilkin County: conventional vs. engineered cost

96.9% of Wilkin County carrying a "Very limited" reading changes the realistic budget here. Conventional systems run $3,000-$8,000 where they pass; where they don't, engineered alternatives (mound or aerobic treatment, whichever the health department requires) run $10,000-$40,000 - budget toward the higher figure until a perc test says otherwise.

How Wilkin County, MN compares

Among the 3,058 rated counties on this site, Wilkin County, MN ranks 393 most-constrained nationally, and 12 of 86 within Minnesota.

Further reading

How this rating is built, and its real limits · Conventional vs. engineered septic systems