In its fourteenth year, this event is held on the Atherton Tablelands, Queensland and finishes in Cairns on the Sunday.
Register Now!
Registrations close at 11.59pm on Sunday 13 July 2025. No late entries will be considered.
Date: Friday (Cairns Show Day) – Sunday, 18-20 July 2025
Length: 42.2km to 126.6km
Event Organiser: Dynamic Running Ltd.
Race Director: Lorraine Lawson
Email: 
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Mobile: +61 41779844
Races
3M3D Grand Slam (126.6km), 18-20 July 2025. Competitors will complete the same course as the Cairns Marathon on the third day (we call that race ‘Marathon 3’).
Other entry options are:
- Marathon 1, 18 July 2025
- Marathon 2, 19 July 2025
- Cairns Marathon, 20 July 2025
Race Fees
| Race | Race Fees | ||
| Category | Early Bird | Standard | |
| Ends 11.59pm, 27/04/2025 | Ends 11.59pm, 06/07/2025 | ||
| 3M3D Grand Slam | Independent |
$270.00 |
$300.00 |
| AURA member |
$270.00 |
$270.00 |
|
| DR club member |
$195.00 |
$195.00 |
|
| Entry per marathon:
M1, M2 or Cairns Marathon |
Independent |
$78.00 |
$120.00 |
| DR club member |
$78.00 |
$78.00 |
|
Conditions of entry:
You must be 18 years or over to complete the registration form.
Age restrictions for racing (age as on race day): 18 years and older
PREREQUISITES
3M3D Grand Slam: You can only enter this event if you are a returning competitor or can provide evidence that you completed a sub-5 1/2 hour road marathon in 2023-2024. You can also provide evidence to show you are sufficiently trained and have experience to deal with the demands of this race. You need to provide details on the entry form. The decision to approve registrations is at the race director’s discretion.
We don’t have the volunteer base to deal with people who are not prepared for the distance or conditions.
Your entry fee includes
- Finisher’s medal for each race
- 3M3D Grand Slam medal (if applicable)
- Hire of a GPS tracker and transponder (to be returned at the end of each day)
- Training runs over the course
- Basic first aid
- Refreshments after each race
- A fun, safe and professional activity
- Public liability insurance
Dynamic Running club members and AURA members receive discounts. The event is listed on the AURA website.
Optional items with prices and cutoff dates
- Transport to the start line: Friday ($20) and / or Sunday ($20)
- Singlet ($60) / Ultra shirt ($120), 27/04/2025
- Peak, $20, 27/04/2025
- T-shirt, $25, 27/6/2025
- Long-sleeve T-shirt, $45, 27/6/2025
- Two compression bandages, $35, 27/6/2025
- Snap-n-Lock bib fasteners $10 for 4
Refund policy
IMPORTANT: Read Dynamic Running Ltd. Waiver/Participant Agreement.
Note that there are NO REFUNDS for this event, with one exception. A 50% refund on the race entry fee can be requested for the 126.6km 3M3D Grand Slam race via a written request submitted to the race email address of the Event Organiser at least two months prior to race day.
Dynamic Running public liability insurance cover does not include travel and personal accident / personal injury insurance for competitors or volunteers. We recommend that you arrange your own personal accident / personal injury insurance to cover any unforeseen personal costs you may incur.
The organisers reserve the right to delay, alter or cancel any activities in the event of dangerous weather conditions or other unforeseen circumstances.
Should the event be cancelled for any reason whatsoever entry fees in full or part may not be refunded and no liability of any kind will attach to any person, corporation or body involved or otherwise engaged in promoting or staging the event.