Important dates for the Two Hollows Monster Marathon and Half

The Two Hollows Monster Marathon and Half Marathon Trail Races are coming soon. There are three dates to keep in mind:

  1. Saturday, August 19: course run-through. Meet at 8:30 and start running at 8:45; there will be 3 distances available for the run-through of 6.5 miles, 9.8 miles and 13.1 miles. Meet at the corner of Adams Road and Owego Hill Road (don’t approach on Owego Hill Road from the north): Google Maps

  2. Wednesday, August 23: There will be a price increase for registration from $45 to $75 on this date. Please register before August 23 as it will help us determine the amount of food needed for after the race, aid station food, and other logistics.

  3. Sunday, September 3: Race day! Your start time is determined by gender and age. Start times are listed in the head-start table for your race distance and gender on the race webpage; scroll down to the WHEN section.

If you have any questions, let us know here on the Forum or you can contact us at