King and Queen County, VA: the USDA septic-suitability picture
Very limited
King and Queen County, VA's SSURGO dominant class comes back "Very limited", covering 95.4% of the county. That reading means a conventional system is a poor bet here - 95.4% of King and Queen County lands in the strictest "very limited" bucket USDA uses. The county spans 315.145 square miles, home to 6,747 people.
What this number does and doesn't tell you
Nothing about King and Queen County, VA's SSURGO figure applies to a specific address - it's a county-wide average. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
King and Queen County: conventional vs. engineered cost
95.4% of King and Queen 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 King and Queen County, VA compares
Among the 3,058 rated counties on this site, King and Queen County, VA ranks 620 most-constrained nationally, and 4 of 110 within Virginia.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems