Easy hikes and walks in Mauna Kea Ice Age Natural Area Reserve
5.0
(11)
181
hikers
7
hikes
Easy hiking trails in Mauna Kea Ice Age Natural Area Reserve traverse a unique high-altitude volcanic landscape shaped by ancient glaciers. The terrain features volcanic rock, cinder, and lava deserts, with elevations ranging from approximately 10,000 to 12,500 feet. Hikers can experience sparse alpine vegetation and observe geological formations such as glacial moraines. The reserve also hosts Lake Waiʻau, Hawaii's only alpine lake, offering expansive panoramic views across the island.
Best easy hiking trails in Mauna Kea Ice Age Natural Area Reserve
- The most popular easy hiking route is Lake Waiʻau loop from Mauna Kea Observatories, a 1.8 miles (2.9 km) trail that takes 50 minutes to complete, offering views of the unique alpine environment and Lake Waiʻau.
- Another top favourite among local hikers is Lake Waiʻau trail – Lake Waiʻau loop from Mauna Kea Observatories, an easy 2.3 miles (3.6 km) path. This route leads through the volcanic terrain towards the sacred alpine lake.
- Local hikers also love the Pu‘ukalepeamoa Lookout, a 0.9 miles (1.5 km) trail leading through high-altitude volcanic landscape, often completed in about 26 minutes.
- Hiking in Mauna Kea Ice Age Natural Area Reserve is defined by high-altitude volcanic terrain, glacial features, and the presence of Lake Waiʻau. The network offers options for various ability levels, with 5 easy hiking trails available.
- The routes in Mauna Kea Ice Age Natural Area Reserve are highly rated by the komoot community with an average score of 5.0 stars from more than 10 reviews. More than 180 hikers have used komoot to explore Mauna Kea Ice Age Natural Area Reserve's varied terrain.
Last updated: May 3, 2026
10
hikers
2.92km
00:51
80m
80m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
2
hikers
3.63km
01:09
150m
140m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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9
hikers
1.52km
00:26
40m
40m
Enjoy an easy 0.9-mile hike to Pu‘ukalepeamoa Lookout in Mauna Kea Forest Reserve for expansive views and stunning sunsets.
5.0
(1)
14
hikers
4.48km
01:26
180m
180m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
3
hikers
1.61km
00:27
30m
30m
Hike the easy 1.0-mile Puʻu Huluhulu Trail to explore a unique volcanic landscape and native forest with panoramic views.
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Tips from the Community
Visitor center and checkpoint for car travelers. From here, further travel is only permitted with four-wheel drive.
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easily accessible viewpoint with super panoramic views
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This is a phenomenal place to watch the sunrise, sunset, or to stargaze. The hike is only about a quarter mile from the visitor center, but it does get steep and good shoes are recommended for the volcanic terrain. In the daytime you can see all across the island, from Hilo to Mauna Loa and beyond. Regardless of when you go, perching on the indomitable slopes of Mauna Kea is always an awesome experience.
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The visitor center has restrooms, water, trail information, and a gift shop. There are plenty of short walks just out the door of the center that grant panoramic views south across the island to Mauna Loa. If you are hiking up to the summit of Mauna Kea, this is the perfect to start your adventure.
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The Mauna Kea Visitor Information Station is located at 9,200 feet on Mauna Kea on Hawaii's Big Island, and serves as a crucial hub for visitors exploring this iconic mountain. There are restrooms, educational exhibits, a gift shop, and ranger-led programs, helping visitors acclimate to the high altitude and learn about the mountain's significance. Mauna Kea is sacred to Native Hawaiians, so be respectul of the area as if you were visiting a church or other religious site. There are several popular hiking trails around the visitor center including the Humuʻula Trail, which takes you to the summit of the mountain. Bikers can ride up the Mauna Kea Access Road to the summit, which is an amazing, unique experience for any cyclist. The road is a mix of paved and unpaved sections. Although it is not a technical trail, it is highly demanding, featuring steep inclines and loose gravel, making it suitable only for experienced bikers. Safety is paramount; bikers should prepare for sudden weather changes, cold temperatures, and the risk of altitude sickness by carrying adequate water, and food. You can also access the Kahinahina Road, or Mauna Kea Hunters Road, which circumnavigates the mountain, just south of the visitors center. If riding this extremely challenging road, the visitor center makes for a nice start/end point for a car shuttle.
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Here in this area is the end of the pavement on Mauna Kea Access Rd. In this area, cyclists can find the Onizuka Center for International Astronomy's Mid-Level Facility, Maunakea Visitor Information Station, Mauna Kea Humu'ula Trailhead, and Halepohaku. Visitors should be careful while visiting due to the chances of getting altitude sickness due to this point being at 9,200 feet above sea level, and often visitors are coming from sea level. From here the road continues on but it is unpaved. The road is dirt and 4x4 cars are recommended. If cyclists are choosing to ride to the Mauna Kea summit, they should have a bike with the proper tires. Otherwise this is a great turn around spot, with great views!
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While the trail is nicely maintained, still keep watch for an occasional loose rock along the way. But the path is mostly clear and easy to traverse.
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Frequently Asked Questions
How many easy hiking trails are available in Mauna Kea Ice Age Natural Area Reserve?
There are 5 easy hiking trails in the Mauna Kea Ice Age Natural Area Reserve, offering a chance to explore the unique high-altitude volcanic landscape.
What are the typical lengths and durations of easy hikes in the reserve?
Easy hikes in the reserve vary in length and duration. For instance, the Lake Waiʻau loop from Mauna Kea Observatories is about 1.8 miles (2.9 km) and takes around 50 minutes. A shorter option, the Pu‘ukalepeamoa Lookout trail, is 0.9 miles (1.5 km) and can be completed in about 26 minutes.
Are there any circular easy hiking routes in the Mauna Kea Ice Age Natural Area Reserve?
Yes, several easy circular routes are available. The Lake Waiʻau loop from Mauna Kea Observatories is a popular circular option. Another is the Pu‘ukalepeamoa Lookout loop from Puʻukalepeamoa, which offers a 4.48 km circuit.
What kind of landscape and natural features can I expect on easy trails?
Easy trails traverse a unique high-altitude volcanic landscape shaped by ancient glaciers. You'll encounter volcanic rock, cinder, and lava deserts, with elevations typically ranging from 10,000 to 12,500 feet. Sparse alpine vegetation, geological formations like glacial moraines, and expansive panoramic views across the island are common sights.
What are the main attractions or points of interest along easy hiking trails?
A prominent natural attraction is Lake Waiʻau, Hawaii's only alpine lake, situated at about 13,000 feet. While hiking, you can also enjoy stunning panoramic views. The Pu‘ukalepeamoa Lookout trail leads to a viewpoint offering impressive vistas.
Is the Mauna Kea Ice Age Natural Area Reserve suitable for family-friendly easy hikes?
Yes, the reserve offers easy trails that can be suitable for families, provided everyone is prepared for high-altitude conditions. Shorter loops like the Pu‘ukalepeamoa Lookout are good options for a less strenuous experience.
What should I know about parking for easy trails in the reserve?
The Mauna Kea Visitor Information Station, located at 9,200 feet, serves as a recommended starting point for many adventures and offers facilities including restrooms and water. Parking is generally available there, and some shorter walks begin directly from the center.
Do I need a permit for hiking in the Mauna Kea Ice Age Natural Area Reserve?
Individual hikers generally do not require a permit. However, groups of ten or more people need to obtain a permit in advance. It's always advisable to check the latest regulations on the official Hawaii DLNR website for any updates: dlnr.hawaii.gov.
What is the best time of year to hike the easy trails in Mauna Kea Ice Age Natural Area Reserve?
The reserve is accessible year-round, but conditions can vary significantly due to its high altitude. Clear days offer the best panoramic views. Be prepared for rapidly changing weather, including cold temperatures, strong winds, and potential snow, regardless of the season. Always check the forecast before heading out.
What do other hikers enjoy most about hiking in Mauna Kea Ice Age Natural Area Reserve?
The area is highly rated by the komoot community, with an average score of 5.0 stars from over 10 reviews. Reviewers often praise the unique volcanic and glacial terrain, the stunning panoramic views, and the serene experience of hiking at such high altitudes, especially around Lake Waiʻau.
What should I wear for easy hikes in the Mauna Kea Ice Age Natural Area Reserve?
Due to the high altitude (10,000-12,500 feet), weather can change quickly and temperatures can be significantly colder than at sea level. It's crucial to dress in layers, including warm clothing, a windproof and waterproof outer shell, sturdy hiking boots, and sun protection (hat, sunglasses, sunscreen) due to the intense sun at elevation.
Are there any historical or cultural sites accessible via easy trails?
While the main Mauna Kea Adz Quarry (Keanakākoʻi) is part of more challenging routes, the entire reserve holds significant cultural importance. Lake Waiʻau is considered a sacred site, and visitors are asked to admire it from a distance. The landscape itself offers a glimpse into ancient Hawaiian practices and the island's geological history.
Most popular routes in Mauna Kea Ice Age Natural Area Reserve
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