Craig County, Virginia

  • Area: 331 square miles
  • Population: 5,091 (2000 census)
  • Persons/Sq. Mile: 15.4 
  • % Karst Terrane: approx. 30%
  • Number of Reported Caves: 33
  • Surveyed Cave Passage: 4 miles
  • Longest Cave: 8,226 feet
  • Average Length: 714 feet
  • Deepest Cave: 240 feet

Major Karst Development Areas:

  • Sinking Creek Valley
  • Potts Creek Valley

Karstic Formations and Map Symbols:

  • Helderberg - DSu
  • Undivided Ordovician - Ou

Detailed Map - Click to View: