FREDERICK COUNTY


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Frederick County, Virginia

Area: 415 square miles
Population: 59,209 (2000 census)
Persons/Sq. Mile: 142.7

% Karst Terrane: approx. 30%

Major Karst Development Areas:
Shenandoah Valley
??? Valley
??? Ridge

Karstic Formations and Map Symbols:
Helderberg - DSu
Ordovician - Ou

Number of Reported Caves: 19
Surveyed Cave Passage: 1 miles

Longest Cave: 2,400 feet
Average Length: 246 feet

Deepest Cave: 75 feet