Crs & Current Deed Show No Subd. Name. Zoning Says 2 Homes Per Acre Might Be Attempted. Roane County has 1 active listing and the average listing price is $287,000. The typical home in Crs & Current Deed Show No Subd. Name. Zoning Says 2 Homes Per Acre Might Be Attempted. Roane County has 3 beds, 2 baths, and is 2,088 SqFt. Land-only listings are excluded to provide accurate averages for price, size, beds, and baths