10017 Colvin Run Road || Great Falls, VA 22066 || 703-759-2771 TOURS GENERAL STORE HISTORY TEACHERS EVENTS VOLUNTEER NEWS CONTACT KIDZONE FCPA Homepage olvin Run Mill Historic Site was acquired by the Fairfax County Park Authority for the preservation of Colvin Run Mill and its associated historic buildings, and for the enjoyment and education of visitors. It has been open to the public since ...