3.3
(5)
54
runners
02:37
15.7km
580m
Running
This difficult 9.8-mile (15.7 km) jogging trail on Oahu's Manana Ridge features 1919 feet (585 metres) of elevation gain and panoramic views
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Ewa Forest Reserve
Waypoints
Start point
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6.54 km
Highlight (Segment) • Summit
Tip by
15.7 km
End point
Way Types & Surfaces
Way Types
15.6 km
106 m
Surfaces
15.6 km
106 m
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Elevation
Highest point (770 m)
Lowest point (270 m)
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Weather
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Wednesday 20 May
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This route was planned by komoot.
For experienced trail runners, the full out-and-back route, which is about 15.7 km (9.7 miles), can be completed in approximately 2 hours and 37 minutes. However, for hikers, especially given the challenging terrain and significant elevation gain, it typically takes 5 to 6 hours to complete.
The trail starts with about a kilometer of paved path before transitioning to dirt, then clay and grass. As you ascend into the Ko'olau Mountain Range, the terrain becomes progressively more challenging, featuring mud, uneven surfaces, and overgrown sections. You'll encounter gradual but long ascents, as well as several steep sections that may have ropes to assist with navigation. Narrow ridge crossings are also common. Due to frequent rainfall, the trail can be very slippery and muddy, so long pants are recommended for protection against vegetation.
The trail offers spectacular panoramic views, allowing you to see both sides of the island, including Pearl Harbor, the Waianae Range, and the expansive Ko'olau Mountain Range. The route winds through varied landscapes of dryland and rainforest, with open sections providing expansive vistas and 360-degree views of surrounding valleys and mountains. A particularly praised section is "Floating Ridge" for its excellent views. However, cloud cover is common at the summit, so clear views from the very top are not always guaranteed.
This trail is categorized as moderately difficult to hard and is generally more suitable for experienced hikers or trail runners. The full out-and-back route is a significant undertaking due to its length, substantial incline, uneven surfaces, and potential for mud and overgrowth. It demands good physical condition and some experience with challenging trails.
The trailhead is located in a residential area near Pearl City. Parking can be found in the surrounding residential streets. It can get busy, especially due to the popularity of the nearby Waimano Falls, so arriving early is advisable.
The trail leads all the way to the Ko'olau Summit Trail (KST), offering a deep immersion into the Ko'olau Mountain Range. A popular side trip exists to Waimano Falls. Along the main ridge, you'll find scenic benches, viewpoints, and a shelter. The End of Mānana Ridge Trail is a significant point, and sections like "Floating Ridge" are known for their views.
Yes, the route also passes through sections of the Manana Ridge Trail and the Waimano Falls Trail. The Manana Ridge Trail itself is a lengthy ridge hike that leads to the Ko'olau Summit Trail (KST).
The Manana Ridge Trail is generally considered dog-friendly, but it's important to keep your dog on a leash and be mindful of the challenging terrain, especially the steep, muddy, and overgrown sections. Ensure your dog is accustomed to long, strenuous hikes.
No, there are no permits or entrance fees required to hike the Manana Ridge Trail or to enter the Ewa Forest Reserve where it is located. The trail is open to the public.
Given the frequent rainfall in the Ko'olaus, the trail can be very slippery and muddy, particularly after rain. Therefore, the drier months (typically May through September) are generally the best time to visit for more favorable trail conditions. Always check weather forecasts before heading out.
Due to the potential for mud, uneven surfaces, and overgrown vegetation, sturdy hiking boots with good grip are essential. Long pants are highly recommended to protect against scratches and insect bites. Bring plenty of water, snacks, sun protection (hat, sunscreen), rain gear (even on sunny days, weather can change quickly), and a first-aid kit. Trekking poles can be very helpful, especially on steep and slippery sections.