Mahlon Summer of Fun Trail Run 5, 10, Half and Full Marathon

packet pick up will be 45 min before your scheduled event 

Race day Registration starting 6:15 am. Cash, Venmo, PayPal cash app, credit cards. 

Join us for 5 or 10, 13.1 or 26.2 mile run on a beautiful, scenic course through the trails of Lake Hopatcong. Join us for the Summer of Fun Mahlon Run. Mahlon is a picturesque playground of tough, fun terrain that will give a challenge to even the most seasoned trail runners. Don't let the challenge deter you, Mahlon is fun and beautiful and the views of Morris County will keep your spirits high. 

The Mahlon Dickerson Reservation is a beautiful wooded area in Jefferson Township, NJ. Expect to see nature in its beauty, streams, NJ wildlife and beautiful single track trails. When you finish, enjoy with after race refreshments a custom race medal will greet you. Bring a friend, laugh, get up and let’s enjoy.

Half Marathon has 3 aid stations. Stop 1-  Mile 5  Stop 2- Mile 9-10 Stop 3 - 13 ish (Start Finish)
Marathon 2 Loops of 13.1 course -

5 Mile - 1 Loop of Dan's Loop
10 Mile- 2 Loops of Dan's Loop

lake Hopatcong is part of Jefferson township- Jefferson is broken up into 2 sides- oak ridge and lake Hopatcong. Mahlon is considered Lake Hopatcong from a zip code perspective. Mahlon is a 3500+ acre park. The best address to use is

438–446 Weldon Rd
Lake Hopatcong, NJ  07438

Follow the pictures on the website and they will guide you visually to the saffin pond parking lot