Narrabeen Allnighter

DEC

12-13

2026

Experience an Australian ultramarathon featuring 12 hour and 100 km categories. This December event in Narrabeen offers runners the opportunity to pursue personal bests and Australian age group records.

12-13 Dec 2026

Narrabeen,

Website

100 kilometers

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Narrabeen Allnighter

The Narrabeen Allnighter is an Australian ultramarathon event held in Narrabeen. The competition takes place over a weekend in December, with the next edition scheduled for December 12/13, 2026. This event focuses on long-distance endurance running and provides a platform for athletes to set national age group records.

Participants can choose between two primary event categories:

12-hour ultramarathon
100 km ultramarathon

The event maintains historical records of performance, including specific race records and Australian age group rankings. Results are tracked through various databases, including DUV history and comprehensive all-time rankings. The race provides a structured environment for ultramarathon runners to test their endurance over a fixed time or a fixed long-distance course. Visit the organization's website for the most recent information.

100 km

100k

12 Hour