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C-Wise Dwellingup 100Sat 12 Sep · DwellingupEnter now
Mighty Jarrah Trail RunSat 12 Sep · DwellingupEnter now
Mountain biker riding singletrack through jarrah forest
C-Wise Dwellingup 100

Australia's biggest day on a mountain bike.

WA's premier MTB event and the largest one-day race of its kind the state has to offer. First held in 2009, on a course our team has spent seventeen years getting right.

Date
Sat 12 Sep 2026
Starts from 8:15am
Where
Dwellingup
90 minutes south of Perth
Distances
4 options
20 / 40 / 70 / 100km
Running since
2009
WA's longest-standing marathon MTB race
Government of Western Australia

The C-Wise Dwellingup 100 is supported by the WA Government through Tourism WA and Royalties for Regions.

The event

EIGHTEEN years of jarrah forest racing.

The C-Wise Dwellingup 100 is WA's premier MTB event, the largest one-day race of its kind. First held in 2009, the event has a long-standing history with the MTB community and has welcomed riders of all ages and abilities.

Our team of experts have carefully curated courses that take riders through some of the best trails that WA has to offer.

Event history
A rider on jarrah forest singletrack
Distances & categories

Boomer, Boxer, Wallaby or Joey.

Four distances, one start line. Age is calculated as at 31/12/2026.

100km
Boomer
State Championship
19

The full Dwellingup 100 and the WA XCM State Championship course.

Early bird (to 19 Apr)
175
April 20, 2026
Autumn (20 Apr – 31 May)
190
June 1, 2026
Winter (1 Jun – 31 Aug)
212
August 31, 2026
Late spring (1 Sep – event day)
230
September 13, 2026
Enter now
70km
Boxer
State Championship
17

The classic middle distance. Same singletrack, but we won't make you go as far!

Early bird (to 19 Apr)
135
April 20, 2026
Autumn (20 Apr – 31 May)
150
June 1, 2026
Winter (1 Jun – 31 Aug)
166
August 31, 2026
Late spring (1 Sep – event day)
185
September 13, 2026
Enter now
40km
Wallaby
E-bikes welcome
14

A big day out without the commitment. The most popular distance on the card.

Early bird (to 19 Apr)
100
April 20, 2026
Autumn (20 Apr – 31 May)
114
June 1, 2026
Winter (1 Jun – 31 Aug)
130
August 31, 2026
Late spring (1 Sep – event day)
140
September 13, 2026
Enter now
20km
Joey
Family, E-bikes welcome
8

Built for first-timers and families. Kids from eight can ride it.

Early bird (to 19 Apr)
57
April 20, 2026
Autumn (20 Apr – 31 May)
67
June 1, 2026
Winter (1 Jun – 31 Aug)
72
August 31, 2026
Late spring (1 Sep – event day)
80
September 13, 2026
Enter now
Doubles
Ride and run on the same day
Pair a Wallaby or Joey with a Mighty Jarrah Trail run

Take on a ride distance in the morning and a trail run in the afternoon. Combination entries are sold as a single registration — the available pairings and their prices are shown when you enter.

See double options

Age is calculated as at 31/12/2026.

E-bikes

Permitted in the Wallaby and Joey events only, and must be specified during registration. Riders on an e-bike are not eligible for any awards.

Trail runners on a forest track

21km · 12km · 6km · Doggie Dash

The sister event to the C-Wise Dwellingup 100 and one of WA's favourite trail running events, hosted on the same day as the D100. Bring the family, bring the dog — come run.

View the MJTR
BEFORE YOU ENTER

Read this bit properly.

The licence, park fee and registration options are easiest to sort before event morning.

AusCycling licence
All riders must hold an AusCycling licence. Use an annual Race Off-Road or Race All Discipline membership, an eligible four-week free trial, or purchase a day licence during registration.
DBCA park fee
Participants aged 17 and older on event day pay the mandatory $7 DBCA fee, already included in the entry price. Participants aged 16 and under receive the automatic discount at checkout.
Refund protection
Race Roster Refund Protection can only be purchased during registration. It cannot be added afterward, and approved refunds are handled by Race Roster's protection partner.
Gift an entry
Purchase as many gift entries as you need during registration, then send them to the recipients when you are ready.
E-bikes
E-bikes are permitted in the Wallaby and Joey events only and must be nominated during registration. E-bike riders are not eligible for awards.