The World's Toughest Outboard Marathon Celebrating 75 Years
Outboard Marathon Nationals: Racing August 12-13, 2023
Inland Waterway, Northern Michigan
Join the Top O' Michigan Outboard Racing Club (TOMORC) this August for the 75th Annual Marathon. Over two days of exciting and tough outboard racing in Northern Michigan. The course navigates through 87 miles of Northern Michigan's beautiful Inland Waterway. Registration will be Friday, August 11th, from 5 to 7 PM at Devoe Beach in Indian River. Register also on Saturday, from 8-9 AM at the race pits.
2023 Club Meeting Calendar
Meetings held at the Inland Waterway Museum @ 5:30 pm unless stated otherwise
February 22
March 22
April 26
May 24
June 28
July 26
August23
September 27
October 25
November TBD
December TBD
2022 Results
2022 Class Sponsors:
Thank you!
ASR Sponsor -
A1 Marine
15SSR Sponsor -
WW Fairbarin & Sons
25SSR Sponsor -
Bill Goggin
CSR Sponsor -
Lauer Pest Control
Past Marathon Results
2023 Course
Saturdays course: approx 42 miles, modified Lemans start from pits out 1/2 mile to turn bouy and then back into Indian River. Race runs through Indian River then along the West side of Mullett Lake and entering Cheboygan River and running its full length to a turn around buoy in Cheboygan. The course then follows the same route back to a finish line at Devoe Beach in Indian River. Sundays course: approx 42 miles, modified Lemans start from pits across Burt Lake and then North to entrance of Crooked River. Course runs through Crooked River and into and around Crooked Lake making 3 check points and then back into Crooked River. Course then continues South along the West side of Burt Lake then across the lake into the Indian River. The race travels the full length of Indian River to a check point at Mullett Lake and then back through Indian River to the finish line at Devoe Beach. The Top O' Michigan Outboard Racing Club welcomes new participants and race veterans alike.
Photo by J. Schwartz Photography


Club History
The TOMORC started in 1949 as the Top O’ Michigan Marathon Association. The TOMORC has continued to support the region & promote the marathon for the past 75 years. The club has 25+ active members who have continued to put on the oldest & most prestigious race in the outboard marathon circuit. The Top O’ Michigan Outboard Marathon has been the Marathon Nationals for many years. In 2013, the Top O’ Michigan Marathon won the American Power Boat Association Kevin Ladd Award for Best Stock Outboard Race in Region 6. Since 2019, TOMORC partnered with the Presque Isle Yacht Club to help put on the annual Fireside 500 on Grand Lake in Presque Isle, MI.
Contact Us & Membership
General Info: tomorc.race@gmail.com
Commodore: Samantha Fairbairn
Vice Commodore: Peter Lauer
Treasurer: Sarah Bek
Secretary: Charlie Smith
Associate Member: Dan Pearson
Want to become an Active Member of the Top O’ Michigan Outboard Racing Club?
TOMORC
PO Box 873
Harbor Springs, Michigan 49740
- To join, please print and fill out our membership form and send your dues to our PO Box
- Dues are $15 dollars per person and $20 dollars if joining on a race weekend.
- Please make checks out to TOMORC
- Any questions regarding membership, please email us!
