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SYDNEY TRAIL MARATHON | STM 42 | 2025 Course
Running Route
Hard
42.92 km
875 m
On Sunday October 5th 2025, get ready for the Sydney Trail Marathon, presented by 180 Cadence.
The race takes place in Bidjigal Reserve, a rare island of natural beauty in the heart of Sydney. Alive with noise, colour, and movement, this rugged sanctuary is rich with hidden treasures waiting to be explored.
STM 42 is a double-lap course that takes runners beneath towering eucalypt canopies, where sunlight filters through the leaves, streams flow gently alongside the trails, and creeks sparkle in the morning light
The race takes place in Bidjigal Reserve, a rare island of natural beauty in the heart of Sydney. Alive with noise, colour, and movement, this rugged sanctuary is rich with hidden treasures waiting to be explored.
STM 42 is a double-lap course that takes runners beneath towering eucalypt canopies, where sunlight filters through the leaves, streams flow gently alongside the trails, and creeks sparkle in the morning light
Route and Elevation
Segments
| Name | Distance | Elev. Diff. | Avg. Grade |
|---|---|---|---|
| the full robbo | 0.19 km | 32 m | 16.7% |
| Saw Mill Creek Climb | 0.16 km | 30 m | 18.6% |
| Ridgeline | 1.52 km | -25 m | -0.2% |
| boomerang | 0.17 km | -12 m | -0.5% |
| Bald Hill (A Happy Place) | 0.25 km | -11 m | -0.6% |
| A Rocks Butt Crack | 0.54 km | -27 m | -4.9% |
| Down Bellbirds Creek | 0.44 km | -17 m | -3.1% |
| Junction to Heidi | 1.25 km | 33 m | 2.5% |
| Heidi to Causeway | 0.65 km | -16 m | -2.4% |
| Park to Rock Climb | 0.10 km | 7 m | 4.6% |
| Murriyama Track southbound to Ventura | 1.73 km | -22 m | -1.0% |
| Technical Trot | 0.68 km | -5 m | -0.5% |
| M2 to Basin | 1.08 km | -9 m | -0.4% |
| Bush bash hill climb | 1.21 km | 37 m | 2.1% |
| Active8 UP HILL Run Challenge! | 0.19 km | -7 m | -1.0% |
| Dam to Gate | 0.34 km | 43 m | 12.7% |
| Bush down to Dam Stairs | 0.36 km | -35 m | -8.9% |
| Dam to M2 | 1.09 km | 15 m | 1.0% |
| Dam to Platypus | 3.02 km | 39 m | 1.2% |
| Murriyama Track northbound from Ventura to junction | 1.74 km | 29 m | 1.1% |
| M2 to Dipper | 0.43 km | 4 m | 0.8% |
| Up Temple Run | 0.27 km | 13 m | 3.3% |
| that steep hill | 0.17 km | 22 m | 13.2% |