Hau`ula Loop Trail
Hau`ula Loop Trail begins on the right side of the access road, just past the hiker/hunter check-in station. Where the trail branches off, take the right fork which climbs up the adjoining ridge. It crosses Waipilopilo ... singletracks.com
Kahuku
Over 400 acres, with miles of trails, but very crowded due to motor X everywhere. There is a $5.00 fee and it is only open on the weekends. Motorcross dirt track is close to bikes, but there are miles of trails going in al... dirtworld.com
Laie Falls Trail
Way in is mostly up-hill. Ride in for the first 4 miles, then park your bike and hike the last 2 miles to the falls. Ride back is all downhill. singletracks.com
Manana Trail, Pearl City, Hawaii
The Manana Trail follows the ridge between Manana Valley and Waimano Valley through the rainforest for six miles to the summit of the Koolau Range. The trail is a remote, usually muddy, eroded ridge route. This hike takes in ... trails.com
Mililani
Mainly used and maintaned by Dirt bikers Mililani is an integrated trail system made up of 3 valleys and 3 ridges.Once familiar with the area you can choose the length and type of ride you feel like riding:loop,out and bac... dirtworld.com
Aiea Loop Trail
This is a loop trail running along the ridges and overlooking central Oahu. There are beautiful views of Pearl Harbor and the Halawa Valley. Start at the top next to the restrooms and go in a counter-clockwise fashion. You... dirtworld.com
East Range
army training area...... but its not gaurded. i used to ride it all the time when i lived in hawaii. its got some long and climbs and downhill. its not too technical allthough im sure you could find some if you looked. ... singletracks.com
Kaena Point
This trail has two trail heads. One could start in Haleiwa (Mokuleia) and head towards Waianae. However, you can start at Waianae and end up in Haleiwa. Lots of hills, and beautiful ocean views through out. dirtworld.com
Aiea Heights Loop
This is a great singletrack loop. I am from Utah and this is one of the funnest tracks out singletracks.com
Ka'ena Point Trail
CAUTION: Some sections of this trail frequently wash out along the coast. Check with Hawai'i State Parks before setting out: (808) 587-0300. The Ka'ena Point Trail occupies the right-of-way of the old O'ahu Railway and Lan... traillink.com
Kaena Point
A dirt road takes you down along the west coast to the most northern point. Along the way you can often see helicopers above giving tours, mountain bikers, hikers, beautiful open ocean, sun sets and sometimes dolphins. The... trailpeak.com
Makiki Trail Complex
These great trails are part of the Honolulu Watershed Reserve. The trails are technically challenging and fun. You'll find narrow twisty singletrack with steep climbs, fast decents, rocks, roots and a few big drops to keep... dirtworld.com