Race: Monster Marathon

Two Hollows Monster Marathon and Half Marathon 2024

8:00am Sunday September 01 2024
Kennedy State Forest in Virgil, NY | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to the beautiful single-track trails and challenging hills.

Two Hollows Monster Marathon and Half Marathon 2023

8:00am Sunday September 03 2023
Kennedy State Forest in Virgil, NY | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to the beautiful single-track trails and challenging hills.

Monster Marathon and Half Marathon 2022

8:00am Saturday August 27 2022
Treman State Park in Ithaca, NY | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to this race’s craggy trails!

Monster Marathon and Half Marathon 2021

8:00am Saturday September 18 2021
Robert H. Treman State Park | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to Treman Park’s craggy trails!

Monster Marathon and Half Marathon 2020

8:00am Saturday September 19 2020
Robert H. Treman State Park | FLRC | Trail


We regret to announce that the Monster Marathon and Half Marathon has been canceled for 2020.

Monster Marathon and Half Marathon 2019

8:00am Saturday September 21 2019
Robert H. Treman State Park | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to Treman Park’s craggy trails.

Monster Marathon and Half Marathon 2018

8:00am Saturday September 22 2018
Robert H. Treman State Park | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to Treman Park’s craggy trails.

Monster Marathon and Half Marathon 2017

8:00am Saturday August 19 2017
Robert H. Treman State Park | FLRC | Trail

Age-adjusted starts ensure that the playing field is level. But this course sure isn’t, thanks to Treman Park’s craggy trails.