FrostDepthCheck

Frost line depth in Mecklenburg County, VA

How deep the ground freezes in Mecklenburg County, VA

11 in. Dig to 12 in, the 12 in code minimum. Nearest NOAA station: John H Kerr Dam, 7.1 mi.

Your building department sets the legal frost line depth (IRC Table R301.2(1)); footings must go below it (R403.1.4.1). Call them before you dig.

12 in minimum · Snow