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Routes
Bike touring routes & trails
United States
Hawaiʻi County
Waimea

Old Mamalahoa Hwy to Kapuna Road loop

Hard

4.6

(8996)

10,961

riders

Old Mamalahoa Hwy to Kapuna Road loop

02:36

41.1km

460m

Cycling

Embark on a difficult touring cycling adventure along the Old Mamalahoa Hwy to Kapuna Road loop, a 25.6-mile (41.1 km) journey on Hawaii's Big Island. This route challenges you with 1496 feet (456 metres) of elevation gain, typically taking about 2 hours and 36 minutes to complete. As you pedal,…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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1

12.3 km

Old Mamalahoa Highway

Highlight (Segment) • Cycleway

Old Mamalahoa Hwy is a paved scenic road that navigates through Hawaiian jungle and open fields. Throughout the ride you can catch glimpses of the pacific through the trees. If …

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41.1 km

End point

Parking

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Way Types & Surfaces

Way Types

25.0 km

13.6 km

2.34 km

221 m

Surfaces

25.0 km

15.7 km

221 m

166 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (890 m)

Lowest point (590 m)

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Weather

Powered by Foreca

Sunday 31 May

27°C

16°C

48 %

Additional weather tips

Max wind speed: 13.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the difficulty level of the Old Mamalahoa Hwy to Kapuna Road loop?

This cycling loop is considered a 'Hard bike ride', requiring very good fitness. It features significant climbing with an elevation gain of approximately 460 meters (1,509 feet) over its 41.1-kilometer (25.5-mile) distance.

What kind of terrain can I expect on this cycling route?

The route primarily consists of paved surfaces. You'll encounter a winding road with 'nice short rolling hills' along the Old Mamalahoa Highway section. Be prepared for varied conditions typical of a historic road.

What kind of scenery and natural features will I see along the way?

Cyclists can anticipate diverse and picturesque views. The route takes you through lush rainforests and expansive green landscapes. The Old Mamalahoa Highway offers vistas of Onomea Bay, and you'll cross several century-old bridges. If Kapuna Road offers similar views to the Hamakua Coast, you might also see sweeping ocean views and dramatic sea cliffs.

Are there any notable landmarks or historic features on the route?

Yes, the Old Mamalahoa Highway itself is a historic stretch, once the main connector between Waimea and Honokaa. Along this section, you'll cross several century-old bridges and may even spot remnants of old sugar mills, adding a unique historical dimension to your ride.

What is the best time of year to cycle this loop?

While specific seasonal considerations aren't detailed, the Big Island generally offers good cycling weather year-round. However, for the most comfortable experience, consider visiting during the drier months to avoid heavy rain in the rainforest sections. Always check local weather forecasts before you head out.

Where can I park to access the Old Mamalahoa Hwy to Kapuna Road loop?

The loop starts and ends near Waimea. While specific parking areas aren't detailed, you would typically look for public parking options within Waimea (also known as Kamuela) that accommodate cyclists and their vehicles, allowing for easy access to the start of the loop.

Are there any permits or entrance fees required for this cycling loop?

No, there are no specific permits or entrance fees required to cycle the Old Mamalahoa Hwy to Kapuna Road loop. It primarily uses public roads. However, always be mindful of private property and local regulations.

Is this cycling route suitable for road bikes?

Given that the route primarily consists of paved surfaces, it is generally suitable for road bikes. However, be aware of the 'rolling hills' and the overall challenging nature of the ride, which demands good fitness and bike handling skills.

Is the Old Mamalahoa Hwy to Kapuna Road loop dog-friendly for cyclists?

As this route primarily utilizes public roads, dogs are generally allowed if they are safely secured (e.g., in a bike trailer) and adhere to local leash laws and waste disposal regulations. Always prioritize the safety of your pet and other road users.

What makes this cycling route unique or special?

This loop is notable for combining a challenging workout with breathtaking natural beauty and a sense of history. It offers a ride through varied ecosystems, from lush rainforests to open farmlands, coupled with ocean views and historic structures like old bridges. Its 'Hard bike ride' designation makes it a rewarding adventure for experienced cyclists.

Are there any amenities like cafes or accommodation near the route?

The loop starts and ends near Waimea, a town that offers various amenities. You'll find cafes, restaurants, and accommodation options in Waimea, making it a convenient base for your cycling adventure. It's advisable to check specific opening hours and availability before your trip.

Given its difficulty, are there any strategic tips for tackling this loop?

Due to its 'Hard bike ride' classification and significant elevation gain, it's wise to start early in the day to avoid the midday heat and allow ample time. Ensure your bike is in excellent condition, and carry plenty of water and snacks. Pacing yourself on the rolling hills of the Old Mamalahoa Highway will be key to conserving energy for the entire loop.

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