Colvin Run Mill Historic Site

CONTACT INFORMATION: Colvin Run General Store is open Thursday through Sunday, 11 a.m.-4 p.m. Ticketed Mill Tours available Saturday and Sunday. The grounds are open daily from dawn to dusk.
703-759-2771 TTY 711
10017 Colvin Run Road
Great Falls, Virginia 22066
Julie Gurnee
Colvin Run Mill Manager

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Colvin Run Mill Hours and Fees


Mill tour tickets are available online in advance or at the General Store. Tours are offered at 11 a.m., 1 p.m. and 3 p.m. on Saturdays and Sundays. The mill will be running on grinding days.

Tours last approximately one hour and include two ADA-compliant floors of the mill. For safety reasons, all visitors wishing to see the inside of the mill must be part of a guided tour. Sign up for tours online in advance.


Grinding demonstrations are the first and third Sundays of every month April through November. During public grinding, the mill will run, and our miller will be grinding grain. Tours are available. Buy tickets online in advance or at the General Store.


  • No entry fee to the grounds for individuals or families. Entry to the mill is by paid tour only. 
  • Group Admission Fee for Grounds Only: $30 for groups of 12-60 people. For groups over 60, add $1 for each additional person. A group is any organized gathering or activity. Prepayment can be arranged by calling the office at 703-759-2771. Groups will receive a pass after payment. Please keep the pass available. Staff may check for fee compliance.
  • Tours
  • Group tours of the mill require reservations. Call 703-729-2771 at least two weeks in advance. 
  • Group Trail Use Fees (See page 36)
  • Commercial Photography Permit Fee
  • Business Activity License
  • Complete Park Fee Schedule for All Activities

Staff readies a grinding stone for the first grind of the year


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