Also known as: Ketam MTB Park, Pulau Ubin Bike Park, Ketam Quarry trails
Ketam Quarry lake, reforested landscape and viewpoints. German Girl Shrine nearby.

Whether everyone in your group gets a day at Ketam Mountain Bike Park - the grades on offer, the named zones, and how mixed abilities split up.
Blue square, black diamond, double black diamond (IMBA)
GROUP SPLIT: riders can pick loops by grade and regroup at trailside shelters.
Graded loops suit mixed abilities, plus a freeride practice area. Roughly 3.3km ride from the Ubin jetty.
Compacted dirt, gravel, rock and quarry terrain
Steep climbs, drop-offs, sharp corners and tricky obstacles, plus freeride features. Quarry-edge sections carry exposure.
IMBA-graded, signposted trails with shelters and viewpoints. Trail map at the park entrance.
Quieter than mainland trails, mostly weekend riders
Open year-round in daylight, plan around bumboat ferry timings
Year-round (tropical), ride in dry conditions
Slippery after rain, heat and humidity, thunderstorms. Remote island so exit options are limited.
Trail free, pay ferry fare
Permits and operators change - confirm before booking.
Bumboat from Changi Point Ferry Terminal to Ubin jetty (about 4.50 SGD per person plus a bike surcharge), then ride roughly 3.3km to the park.
Bumboat ferry from Changi Point; bike rental available at Ubin village
Carry water and spares, remote island with limited shops. Mobile coverage patchy in places.
Shelters, viewpoints and freeride park on site; toilets and shops at Ubin village
Bike rental shops at Ubin jetty village; Mountain Bike Association Singapore
Remote island with limited services, quarry edges. Carry spares, water and repair kit.
None required
Trail exits onto Ubin roads, island evacuation via jetty. Emergency number 995.
This profile is desk research, compiled from public sources - not a first-hand mountain-bike network report. Coordinates are approximate.