Narrabeen Allnighter

DEC
12-13
2026
An Australian ultramarathon held Dec 12/13 2026 offering 12 hour and 100k formats, with entries opening in August and race records and recent results maintained through 2024.
12-13 Dec 2026
100 kilometers

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Narrabeen Allnighter

The Narrabeen Allnighter is an Australian ultramarathon event scheduled for Dec 12/13 2026. The event offers two competition formats and maintains race records and historical results up to 2024. Entries for the 2026 edition will open in August.

The event features the following formats:

  • 12 hour race
  • 100k race

Recent results and records are available for review, with Excel result files noted for 2024 and 2025 and race records updated to 2024. Historical performance data appears in established ultrarunning databases and all time results collections.

Information about general event rules, confirmed entrants, rankings, and past records is maintained as part of the event resources. Event material also references media coverage from 2022 and indicates technical support from Marathon Web Solutions.

The description focuses on event structure, available result archives, and the planned 2026 date. Specific course details, participant requirements, and schedule times are not provided here. Visit the organization's website for the most recent information.

100 km
100k
12 Hour
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