Logo

6 Inch Trail Marathon

North Dandalup, Australia • 21 Dec 2025

Set along the Munda Biddi Trail in Western Australia, the 6 Inch Trail Marathon offers a 46km marathon from North Dandalup to Dwellingup (and a 23.3km half marathon) on a forest trail south of Perth. Runners traverse rugged singletrack with about 925m of ascent and 775m of descent in the marathon. The course is marked with fluorescent tape, with aid at two checkpoints at 23km and 34km. The event is non-pacing, with compulsory gear checks and a single drop bag allowed. Transport to the start and from the finish is available; prize giving follows at the finish. Visit the organization's website for the most recent information.

Australia North Dandalup

Race information

Website
46 km
925 m+
Marathon - 46 Km
23 km
340 m+
Half Marathon - 23.4 Km
Visit the organization's website for the most recent information.
Trail runs nearby

Manning Park Trail Run

Spearwood - 49 km from North Dandalup

Join this volunteer led fundraiser, the Manning Park Trail Run, on 19 October 2025 for a scenic 5 km or 10 km through historic Manning Park, including 192 steps and a coastal viewpoint over the Indian Ocean and Rottnest Island. Proceeds sup..

Qi Gong

Bedfordale - 39 km from North Dandalup

Qi Gong : event overview Qi Gong is a trail running event held on 7 December at Wungong Regional Park, 218 Admiral Road, Bedfordale, WA 6112, Australia. The event is organised by Perth Trail Series. Tickets are offered for multiple course c..

Runningworks Lark Hill Party Ultra

Port Kennedy - 26 km from North Dandalup

...

2026 Runningworks Lark Hill Party Ultra takes place at Stake Hill, Port Kennedy, WA, Australia, on Labour Day weekend. The event centers on an evening, neon-lit, spectator-friendly 3 km loop at Lark Hill, blending trail running with a glow-..

Waterous Trail On Foot (Wtf)

Dwellingup - 23 km from North Dandalup

Experience the original Western Australia 100 mile trail at the WTF 50 & 100 Miler, set among scenic forest singletrack south of Dwellingup. Choose from 100 mile, 50 mile or 50 km solo or relay and tackle classic Munda Biddi trails.