- Area: 851 square miles
- Population: 67,725 (2000 census)
- Persons/Sq. Mile: 79.6
- % Karst Terrane: approx. 40%
- Longest Cave: 25,000 feet
- Average Length: 420 feet
- Deepest Cave: 200 feet
- Number of Reported Caves: 111
- Surveyed Cave Passage: 9 miles
Major Karst Development Areas:
- Shenandoah Valley
- ??? Valley
- ??? Ridge
Karstic Formations and Map Symbols:
- Helderberg - DSu
- Ordovician - Ou
Detailed Map - Click to View:
View the embedded image gallery online at:
https://virginiacaves.org/rockingham-county-virginia#sigProIde0422a37be
https://virginiacaves.org/rockingham-county-virginia#sigProIde0422a37be