Tyler Arboretum 10k Trail Run

Register now for the 2026 Tyler Arboretum 10k Trail Run! $45 registration before March 4th, 2026; $50 after, including race day. The Tyler Arboretum 10k Trail Run is a unique trail race in Delaware County. One of only a small number of off-road races in the area, it is the only sanctioned race held in the beautiful and historic Tyler Arboretum. The race is an officially sanctioned event on the 2026 USATF Mid-Atlantic Off-Road Grand Prix Series. No Refunds, Exchanges or Transfers. NO DOGS IN THE ARBORETUM. SORRY!