The best walks and hikes in Joint Base Pearl Harbor-Hickam

The Nimitz Bike Path offers a unique urban hiking experience in Honolulu, blending historical views with surprising pockets of greenery. As you walk this easy 3.6-mile (5.7 km) multi-use path, you'll enjoy shoreline vistas of Pearl Harbor and its Middle Loch, potentially spotting mothballed battleships. Despite passing industrial areas and being shadowed by the H-1 Freeway viaduct in parts, the route also features stretches shaded by kiawe trees and small farms growing taro and watercress, making for an interesting and varied journey.

Planning your visit to the Nimitz Bike Path is straightforward; it's an accessible trail suitable for all skill levels, with a minimal 32 feet (10 metres) of elevation gain over its 1 hour and 27 minutes duration. Parking is generally available in the urban setting, and the path is dog-friendly, provided your furry friend is on a leash. It's a great option for a relaxed walk or jog when you're looking for an easy outing without the need for extensive planning.

This path stands out for its blend of historical significance and urban accessibility, offering a different perspective of Honolulu compared to more traditional Hawaiian trails. It provides a convenient way to experience a piece of local history and observe the unique mix of industrial and natural landscapes. While primarily a bike path, it serves as an excellent beginner hike or a casual stroll, connecting you to the local environment and offering a glimpse into the area's past.

This easy 2.4-mile (3.8 km) hike along the Hickam Waterfront offers continuous, flat paths with lovely views of the Pearl Harbor channel. You'll pass mature monkeypod trees and lush landscaping, with the distant Wai'anae Range providing a dramatic backdrop. The route, which takes about 57 minutes to complete with only 27 feet (8 metres) of elevation gain, is perfect for a leisurely walk and culminates at the moving Missing Man Memorial.

Planning your visit requires U.S. military base access, as the trail is located within Joint Base Pearl Harbor-Hickam. There are no permits or fees, but proper identification is essential for entry. This is a great option for a relaxed outing any time of year, though mornings or late afternoons might be cooler.

The trail is part of the larger Hickam Heritage Trail, a self-guided tour of historical landmarks. The Missing Man Memorial itself is a poignant tribute to fallen U.S. Air Force personnel, depicting the "Missing Man Formation" with aircraft facing skywards at Bishop Point, a sharp promontory at the entrance to Pearl Harbor.

The Viewpoint - Pearl Harbor – Viewpoint loop from Halawa offers a deep dive into Oahu's diverse terrain, leading you through lush vegetation to spectacular vistas. As you ascend, you'll be rewarded with sweeping views overlooking Pearl Harbor, a truly iconic landmark, and the vast, rugged beauty of the Halawa Valley to the south. The path itself can be muddy, especially after rainfall, so come prepared for varied conditions underfoot.

This is a difficult 12.6-mile (20.3 km) hiking trail with 2150 feet (655 metres) of elevation gain, typically taking around 6 hours and 5 minutes to complete. Plan to start early to make the most of daylight hours and carry ample water for this sustained effort. While specific parking details for the Halawa Viewpoint Loop trail are not detailed, ensure you have sturdy footwear suitable for potentially muddy and uneven ground.

This trail provides a unique perspective on the blend of natural beauty and historical significance in the region, offering views that stretch all the way to Honolulu on clear days. It's a challenging alternative to easier options like the 'Aiea Loop Trail, providing a more strenuous experience for those seeking a significant workout and expansive panoramas.

The Kalauao Falls Loop Trail offers a deep immersion into Oʻahu's dense, untamed jungle, a world away from the island's more manicured paths. This moderate 4.9-mile (7.8 km) hiking route, with its 1136 feet (346 metres) of elevation gain, takes you through a landscape rich with tropical flora like strawberry guava and lemon eucalyptus, culminating in the secluded Kalauao Falls. Expect a rugged experience with steep, often muddy descents and ascents, numerous stream crossings, and a true sense of wild adventure over approximately 2 hours and 33 minutes.

Access to the trail typically begins from the ʻAiea Loop Trailhead, which is part of the Keaīwa Heiau State Recreation Area. While parking is generally available, it's always wise to arrive earlier in the day, especially on weekends, to secure a spot. Be aware that the trail is not state-maintained, so conditions can be unpredictable; always check weather forecasts, as heavy rains can lead to extremely muddy conditions and a risk of flash floods in the valley.

What truly sets Kalauao Falls Loop Trail apart is its status as a less-trafficked Oʻahu secret, offering a more private experience at the falls and swimming hole compared to other popular waterfall hikes. The trail's path also holds a piece of history, having once been part of the OR&L Aiea Loop Railway. Keep an eye out for natural landmarks like large banyan trees and a distinctive mango tree that help mark key junctions along this challenging, yet rewarding, journey.