35 Years. One River. Endless Miles of Mud. Be part of the 35th Merrimack River 10-Mile Trail Race

~USATF SANCTIONED RACE~ Volunteers Needed! Please click here to sign up.

April 10, Saturday, 2027 - 9:00 AM, 10 miles (out/back course, click to download course map)
Race starts at the back parking lot of the DoubleTree by Hilton Hotel, 123 Old River Rd, Andover, MA 01810

Portable Bathroom Facilities will be provided, please do not use the hotel’s facilities! The continuation of the race may depend on your consideration.

Parking: Back parking lot, DoubleTree by Hilton: Old River Rd, Andover MA; Registration: 7:45 am – 8:45 am
Entry Fee: online pre-registration (add processing fee 0.65%+$1.25): Adult $15.00, Youth (19 & under) $10 (closed on Wed 4/7/2027,11:59pm); Add $10 for t-shirt (only ~40 shirts); race day, $30.00 – (cash/venmo/paypal), no refund or deferral; no field limit. Water Stations: Unmanned at 2 and 8 miles, manned at 4 miles
Prizes: $100 for new course records (Paul Low 56:30, Kim Nedeau 65:08)
Homemade Johnny pie to overall NB*, female & male winners *Non-binary
Homemade Mei's RUM fruit cake to female & male winners in 10 year age groups (under 20 to 80+)
Fresh baked (maybe baked in store!) treats to female & male 2nd & 3rd place winners in 10 year age groups (under 20 to 80+) & NB, female & male 2nd & 3rd place overall winners, and largest team, Mei's EPIC mud pie to the muddiest runner award. Free entry to 200 Mile Club members, all previous NB/female/male winners & past Rivah race director (additional fee for t-shirt). Questions? E-mail Mei at [email protected]. See you all soon.

Refreshments: bagels, fruits, drinks & snacks will be available following the race. Post-race raffle & awards at ~10:45 AM. Our event profits are donated to the Andover Village Improvement Society for Merrimack River Trail maintenance. Special thanks to Stephen Peterson for starting the race & Dave Dunham for timing & scoring for 29 years. We also wish to thank Dave for updating the All Time Rivah Stats . See below for past results & Stats. Merrimack River 10M trail race is an USATF sanctioned event & part of the North Shore Trail Series (https://www.trailanimals.com/northshoretrailseries). You can access the MAAPP DOCUMENT from here (https://www.usatf.org/safe-sport/usatf-safe-sport-handbook). Thank you for our supporters: Andover Village Improvement Society (AVIS), DoubleTree by Hilton Andover, New England Running Company, and Andover Conservation Commission. *Minor Athlete Abuse Protection Policies (“MAAPP”), or the SafeSport Code