3M3D 2025

The 3M3D is a weekend of trail running and racing in the tropical rainforests of Far North Queensland. Three Marathons. Three days. Three different courses. Do 1, 2 or 3 marathons over the weekend.

You are required to carry a GPS tracker for the duration of the event. The hire of a SPOT Gen 3 or 4 device is included in your entry fee.

If you intend to use your own device it must be one of the following: SPOT Gen 3 or 4, Garmin inReach, Zoleo, Somewear, Bivy Stick or Yellowbrick. Use the promo code OWNTRACKER25 at checkout to receive an $85 refund.

For details on the event, visit our website: https://3marathonsin3days.com/

For returning competitors: Transport options have changed.

Check your email junk folder if you don't get your confirmation email.

Entries close on 08 July 2025. Sorry, no late entries will be accepted.

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.

By progressing with this registration and payment you accept the rules and conditions listed in the Dynamic Running Ltd. Waiver/Participant Agreement.

A medal is included in your entry fee.

Click the 'View more' tab for additional information on the event
Dynamic Running Club members - register using the DYNAMIC RUNNING CLUB MEMBER tab(s). Your club membership must be current on race day to take advantage of the discounted race fees.

AUTRA members - register using the INDEPENDENT tab(s). At checkout, please use the promo code AUTRA2025 to receive your 10% discount on the standard entry fees. Excludes early bird entry period.

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Entry Options

3M3D Grand Slam INDEPENDENT ENTRY (18-20 July 2025)
3M3D Grand Slam DYNAMIC RUNNING CLUB MEMBER ENTRY (18-20 July 2025)
3M3D Marathon 1 only INDEPENDENT ENTRY (18 July 2025)
3M3D Marathon 2 only INDEPENDENT ENTRY (19 July 2025)
Cairns Marathon INDEPENDENT ENTRY (20 July 2025)
3M3D Marathon 1 only DYNAMIC RUNNING CLUB MEMBER ENTRY (18 July 2025)
3M3D Marathon 2 only DYNAMIC RUNNING CLUB MEMBER ENTRY (19 July 2025)
Cairns Marathon DYNAMIC RUNNING CLUB MEMBER ENTRY (20 July 2025)

Refunds/Transfers/Instalments

Refunds

No refund will be provided on the Race Registration Fee, with one exception. A 50% refund on the race entry fee can be requested for the 3M3D Grand Slam race via a written request submitted via [email protected] at least two months prior to race day. 

https://www.dynamicrunning.com.au/waiver/


You can manage your entries in the section of your Racer Dashboard.

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