Visit Kalamunda
Just a quick 30-minute drive from Perth city, Kalamunda offers a stunning blend of natural beauty, rich history, and outdoor adventures. This picturesque area is characterized by its lush bushland,...
Your bookings
Mercury Street is a 1.8 kilometre downhill blue trail, in the Kalamunda Mountain Bike Network. Starting at the end of Three Bears and then joining onto Flaccid Ashback
Part of Kalamunda Trails network
Part of Kalamunda Trails network
Earn badges and points by completing this trail.
Trails WA supports the seven principles recommended by Leave No Trace Australia for minimising your impacts when using the trails.
Learn moreA long, fast and fun downhill from the top of Rocky Balboa all the way to the Dell. Speeds are high so never ride up this track. There are many table top jumps, fast corners and one challenging log ride. The log ride has a narrow up ramp and either a small jump off or a roll (to the right).
The WA MTB Guide Book covers over 50 locations from Kununurra to Esperance for all levels of Mountain Biking.
Comprehensive information on the Perth region including destinations, things to see and do, accommodation and tours.

Here is everything you need to know before visiting this trail.
Less than 15 minutes
1.8km one-way
descending 110m climbing 15m
No Fees Apply
2WD 40km from Perth, 10km from Kalamunda, access on Mundaring Weir Road at the Dell Car Park
Moderate
Recommended for moderate intermediate riders with some technical mountain biking experience. Typically narrow trails with loose, soft, rocky or slippery sections and hills with short steep sections. Riders will encounter obstacles and technical trail features.
WA MTB Classification: Moderate (Blue Square) trails are typically narrow trails with loose, soft, rocky or slippery sections and hills with short steep sections. Riders will encounter obstacles and technical trail features. Recommended for intermediate riders with some technical mountain biking experience. Â Â Â
Group C - Mountain Biking & Gravel (Mountain bike, gravel and touring trails.)
No petsÂ
Mountain biking is a potentially dangerous activity with inherent risks. Ride within your skills and abilities. It should only be undertaken with a full understanding of all the risks.
All facilities are available at The Dell Car Park
10°C
Feels like 9°C
Max 17°C
Min 10°C
Earn points and badges and become a "TrailsWA Expert" by completing trails and leaving reviews.
Earn 2 points towards
your TrailsWA level
We love to hear from people who've been on our Western Australian trails, so it would be most appreciated it if you wanted to leave a review.
Trails are free and offer countless benefits to our community, from fostering fun and fitness to encouraging social connection, exploration, and personal challenges. These exceptional trail experiences are made possible through the support and collaboration of these great organisations and initiatives:
Join trails wa to add this trail to your favourite. By joining you will also be able to rate and review trails and share your photos with other trail goers!
Sign in to your account to add this trail to your list of favourites, and much more.