The Mt. Tammany 10 is an ultra-trail running event scheduled for Saturday, March 21, 2026, in the Delaware Water Gap area. The event begins and ends at the Kittatinny Parking Lot Pavilion, with the course utilizing trails in the Dunnfield Parking Lot and Mt. Tammany. The race takes place in a region accessible via I-80 from both New Jersey and Pennsylvania. On March 21, the Delaware Water Gap is expected to experience a mixture of clouds and sun, with temperatures ranging from a low of 36°F to a high of 48°F. Participants can expect a challenging 40.0-mile course consisting of 10 loops over extremely difficult mountain terrain, featuring steep climbs, rocky descents, and sections near rushing water and waterfalls. The course is described as “not for the faint of heart” and includes over 12,000 feet of elevation gain.
What is the format of the Mt. Tammany 10?
→The event consists of 10 loops of a roughly 4-mile circuit.
→Each loop includes a climb to the summit of Mt. Tammany and a descent back to the starting point.
→Runners must complete all 10 loops within a 12-hour time limit, with the last ascent cut-off at 15:30.
What is the distance of the event?
→The total distance of the event is approximately 40.0 miles.
What is the elevation gain for the event?
→The course features an elevation gain of over 12,000 feet, with approximately 1,200 feet of elevation gain per loop.
What is the terrain like for the event?
→The terrain is described as extremely difficult, with technical sections that can lead to falls, bruising, or sprains.
→The course includes steep climbs, rocky descents, and sections along rushing water and waterfalls.
What are the check-in requirements for the event?
→Runners must return to the Start/Finish Pavilion for check-in and loop verification after every 2nd, 4th, 6th, 8th, and 10th (final) loop.
→This is mandatory for runner accountability and safety.
What course markings are used for the event?
→The course utilizes existing park markings: White Blazes (AT), Blue Dot, and Red Dot (Mt. Tammany trails).
Where is the aid station located for the event?
→The Start/Finish area serves as the primary and only aid station, which will be fully stocked.
Are crews and pacers allowed at the event?
→Crews are allowed only at the Start/Finish Area.
→Pacers are permitted for runners starting their 8th ascent (loops 8, 9, and 10).
What are the parking and drop bag policies for the event?
→Priority parking is available for runner vehicles.
→Runners can use their vehicles as drop bag locations due to proximity.
→Overflow parking is available at the Dunnfield Parking Area.
What is the entry cost for the event?
→The registration fee is $130.00.
What awards are given at the event?
→Awards are given to all finishers.
→Special recognition is awarded to runners who finish the event in under 10 hours.
What is the refund policy for the event?
→A 50% refund is available if the event is cancelled outside of one month prior to race day.
What is the deferral policy for the event?
→Deferrals are allowed to the next calendar year if requested outside of one month prior to race day.
→75% of the entry fee carries over to the next year.
What is the schedule for the event on March 21, 2026?
→04:45 – 05:15: Runner Check-In
→05:25: Pre-Race Brief
→05:30: Race Start
→13:30: Post-race food service begins (Burgers, Hot Dogs, Beans, Chili) for runners and immediate families.
→15:00: Post Race Awards Ceremony
→15:30: Cut-Off for last ascent up Mt. Tammany
→16:30: Event Ends (12-hour limit)
→17:00: Complete Post Race Activities
What is the course loop detail for the event?
→The course starts at the Kittatinny Parking Lot Pavilion.
→Runners proceed to the Dunnfield Parking Lot.
→They then ascend via the Red-Dot trail to the summit of Mt. Tammany.
→They transition to the Blue Blaze trail for approximately 0.5 miles.
→Runners turn left (staying on Blue Blaze) to descend Mt. Tammany.
→They cross the river at the bottom and connect to the Appalachian Trail (AT/White Blazes) for approximately 0.33 miles back to the Dunnfield Parking Lot to begin the next ascent.
What is the series information for the event?
→The Mt. Tammany 10 can be run independently or as part of the 2025 Athletic Equation Trail Series.
→The series includes other events such as ICY-8, OSS/CIA 50M Night Run, and 12-HR ATR.
