Walton County's SSURGO septic rating

Very limited

Walton County, FL: USDA's soil survey calls 73.4% of the county "Very limited" for a septic leach field. That reading means a conventional system is a poor bet here - 73.4% of Walton County lands in the strictest "very limited" bucket USDA uses. For scale: 1,038.376 square miles and 89,666 people call Walton County home.

Before you rely on this for one lot

Two lots a mile apart in Walton County can carry different soil, even though they share one countywide rating. The real answer for one lot is still a site-specific perc test, running about $750-$1,850 (typically near $1,300).

Budgeting for a system in Walton County, FL

Walton County's soil reading pushes the likely outcome toward an engineered system rather than a conventional one. 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.

Walton County's rank among Florida counties

Among the 3,058 rated counties on this site, Walton County, FL ranks 2,352 most-constrained nationally, and 58 of 65 within Florida.

Related guides

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