The current edition of this event is on 10 June 2018.
The Macleay River Marathon on Sunday, 7 June 2015 has a 42km marathon, 21km half marathon, 10km & 5km fun runs and junior events.
All proceeds go to local charities and community groups. Races are sanctioned by Triathlon N.S.W.
This event is presented by the Trial Bay Triathlon Committee in conjunction with South West Rocks Lions Club, South West Rocks Primary School, Marine Rescue, Rural Fire Service.