The best MTB trails in Onkaparinga River National Park
4.5
(4)
140
riders
5
rides
Last updated: October 30, 2025
4
riders
1. Onkaparinga River Singletrack loop from Seaford
14.2km
00:55
80m
80m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
1
riders
2. Eroded Coastal Cliff – Growers Supplies, Willunga loop from Seaford
66.5km
04:49
770m
770m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
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5.0
(2)
17
riders
3. View of Happy Valley Reservoir loop from Reynella East
22.2km
01:40
170m
170m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
7
riders
4. Mountainbike loop from Old Reynella
23.9km
01:51
360m
360m
Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.
2
riders
5. Harey Who Trail – View of Happy Valley Reservoir loop from Reynella East
26.9km
02:21
360m
360m
Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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