Coast to Kosci Ultramarathon

Coast to Kosci Ultramarathon

Friday, 14 November 2025

Twofold Bay to Mt Kosciuszko, NSW

Follow event Run/Walk Road/Path/Park Qualifying Criteria

The Coast to Kosci Ultramarathon starting on 14 November 2025 is an annual, iconic 240km race from Twofold Bay to the top of Australia's highest mountain, Mt Kosciuszko.

The course starts at sea level at Twofold Bay near Eden in Southern NSW, and finishes at Charlotte Pass, after summiting Mt Kosciuszko. Just 50 runners have up to 46 hours to complete the race.

Coast To Kosci is an invitational race and qualifying criteria applies. Application details come out in June each year. Refer to event website for details.

Distances/Events

240K

Location map

This event starts at Twofold Bay, immediately South of Nullica River mouth and finishes at Charlotte Pass.

Please note: the map location may be approximate. Refer to the event website for start lines and course maps.

Disclaimer

Running Calendar is an event listing site created as a resource for runners/walkers/athletes. We have no affiliation with the events listed, nor do we endorse or recommend them.

Listings are based on information found on the official event website, facebook page and/or from event directors.

We endeavour to keep these as up-to-date as possible, however we accept no responsibility or liability for any errors/omissions in the content of this site or that of any third party links provided in our listings. Information can be subject to change without notice.

Always check with the official event website and/or facebook page for the most recent information. 

This listing was last manually checked on 2 July 2025.

Nearby Events

More nearby events