22½th annual POTOMAC RIVER RUN MARATHON & HALF
ACE

22½th annual ACE Physical Therapy & Sports Medicine Institute
POTOMAC RIVER RUN MARATHON & HALF
Saturday, October 18, 2025
Start times:
  • 8:00 AM FULL Marathon
  • 9:00 AM HALF Marathon

  • On the historic C&O Canal Towpath  
    Start & finish at Fletcher's Cove, 4940 Canal Road NW, Washington DC
    The Easiest Trail Marathon in America -- Flat course, no road crossings, no turns

    www.safetyandhealthfoundation.org/dean
  • Registration Medal

  • Entry fees:
    DunkinDonuts

    BigTonysPizzeria


    In memory of Dean Shulman
    (September 25, 1961 - May 8, 2012)

    Dean
    Washington Post obituary
    In memory of Dean, from The Book of Jewish Common Prayer


    and
    and in memory of Wendy Martinez (1983-2018)

    Wendy3 Wendy2

  • If you complete 22th Potomac River Run, 19th Abebe Bikila Day International Peace, and 22½th Potomac River Run (half or full marathon),
  • you are entered in SHF's 2025 Grand Prix Series
  • $100 cash award to anyone who completes all three SHF half or full marathons in 2025 - May 3, September 7, and October 18
  • You may enter changes between 8:00 AM FULL MARATHON and 9:00 AM HALF MARATHON or vice versa
    using this handy change form
  • Read our Transfer & Deferral Policy and Fee Disclosure
  • We make transfers or deferrals easy
  • Please understand that we do not issue refunds except for military deployment, a death in the family, or airborn infectious disease

  • You may enter as a TRANSFER from another entrant or a DEFERRAL FROM A PREVIOUS RACE for just $10
    using the same on-line entry form
    Do you want to change your start time (8 AM, 9 AM) or distance (half, full)?

    USE THIS HANDY FORM!


  • Open to
  • Questions?
  • Benefits
  • 2026 Boston Marathon Qualifier

  • Course

  • Course elevation profile: -------------------------------
  • Keepers
  • Awards
  • Directions
  • Race-day on-site parking
  • Race-day off-site parking
  • Drop-off instructions
  • Logistics

  • Packet Pick-ups
  • Pre-Race Dinner
  • Host Hotel
  • Race-Day Announcer:

  • Race-Day Events
  • Photography:
  • Spectator access:

  • Headphones and water belts

  • Past Results
  • Press Room
  • Sponsors:

    ACE
    ACE Physical Therapy & Sports Medicine Institute
    Seven convenient locations -- if it hurts, call ACE first at 703-205-1233

    Red Top
    Red Top Cab
    For convenient pick-up at National Airport or to / from anywhere in Northern Virginia, call Red Top Cab at 703-522-3333

    CarbBoom!
    Carb Boom! Energy Gels
    Read all about Carb BOOM! Energy Gels

    SSE
    Simone Super Energy™
    www.simonesuperenergy.com

    Read Dr. Simone's warnings about running in hot weather


    Trader Joes
    Trader Joe's
    1109 Morth Highland Street, Arlington VA 22201 (703-351-8015) and many other locations