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Routes
Road cycling routes
United States
California
Santa Clara County
Los Altos Hills

Alpine Road Loop

Hard

2.7

(9)

53

riders

Alpine Road Loop

05:05

92.0km

1,830m

Road cycling

Tackle the difficult Alpine Road Loop, a 57.2-mile road cycling route with 6013 feet of elevation gain and stunning mountain views.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

16.5 km

Descent toward the coast on Alpine

Highlight (Segment) • Viewpoint

It's all downhill from here! It's a pretty awesome section all the way to San Gregorio Beach.

Tip by

2

28.9 km

La Honda Road

Highlight (Segment) • Climb

Old La Honda Road is considered one of the most challenging climbs in the Bay Area. The road winds through Redwood forests, offering stunning views of the surrounding mountains and valleys, as well as a peaceful and enjoyable ride.

Tip by

3

61.6 km

Kings Mountain Road

Highlight (Segment) • Cycleway

Kings Mountain Road arrives about one mile into the descent portion of your loop. This is a narrow and very twisty road that descends for a little over four miles …

Tip by

4

75.1 km

Portola Valley

Highlight (Segment) • Settlement

The ride takes you through the (very) well-to-do town of Portola Valley, which usually ranks as one of the top 10 in the US in terms of average household income. …

Tip by

B

92.0 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

69.7 km

13.1 km

4.32 km

4.02 km

758 m

< 100 m

< 100 m

Surfaces

90.9 km

617 m

583 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 (730 m)

Lowest point (10 m)

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Weather

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Today

Friday 8 May

20°C

10°C

0 %

Additional weather tips

Max wind speed: 12.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How challenging is the Alpine Road Loop for road cyclists?

This route is considered a difficult and challenging ride for road cyclists. The full loop involves a significant total elevation gain of approximately 4,200 vertical feet, ascending to a summit elevation of 8,000 feet. Some sections feature average gradients of 6 percent, with the initial miles of climbing often described as brutal. While challenging, it's also described as 'tameable by all' due to a mix of easy to hard climbs.

What is the terrain like on this road cycling route?

The Alpine Loop is primarily a winding, paved road. However, some variations, particularly when descending from Cascade Springs towards Midway, can include unpaved sections. Be aware of a 'nasty little pitch on broken pavement' that transitions into about five miles of loose gravel with switchbacks. This section requires careful handling and constant braking, even on road tires. You'll also encounter challenging steep hills and switchback turns throughout the route.

What is the best time of year to cycle the Alpine Road Loop?

The Alpine Loop is a seasonal scenic drive, typically open from late May to late October, depending on snowmelt. It is particularly spectacular in the fall when the aspen leaves turn vibrant shades of yellow, orange, and red. However, this is also a popular time, so expect higher traffic.

Where can I park to access the Alpine Road Loop?

The Alpine Loop connects American Fork Canyon and Provo Canyon. You can typically find parking at access points within these canyons or near the Sundance Resort. Specific parking areas are usually well-marked along the scenic byway.

Are dogs allowed on the Alpine Road Loop?

As the Alpine Loop is primarily a scenic byway through the Uinta-Wasatch-Cache National Forest, dogs are generally allowed. However, they must be kept on a leash, and you are responsible for cleaning up after them. Always check specific signage at trailheads or picnic areas for any local restrictions.

Do I need a permit or pay an entrance fee to cycle this route?

Yes, there is an entrance fee for vehicles entering American Fork Canyon, which is part of the Alpine Loop. This fee typically covers access to the scenic byway. You can find current fee information on the Visit Utah website or at the canyon entrance stations.

What kind of scenery can I expect along the Alpine Road Loop?

The route is celebrated for its breathtaking natural beauty. You'll experience lush vegetation, mountain streams, and stunning views of the high glacier-carved peaks and basins of Mount Timpanogos. The route passes through dense aspen forests, offers amazing vistas of alpine peaks, and overlooks the Heber Valley below. Wildlife such as moose and mule deer can sometimes be spotted.

Is the Alpine Road Loop suitable for beginner cyclists or families?

Given its significant elevation gain, steep gradients, and potential for unpaved sections, the full Alpine Road Loop is not recommended for beginners or young families. It's considered a challenging ride. However, sections of the loop near the canyons or Sundance Resort might offer easier, shorter rides for those looking for a less strenuous experience.

Are there any cafes or places to refuel along the route?

The route passes by the Sundance Resort, which offers dining options and facilities where you can refuel. Additionally, the towns at the ends of the canyons (American Fork and Provo) and nearby areas like Midway will have various cafes and restaurants. It's always a good idea to carry sufficient water and snacks, especially for the longer, more remote sections.

Does the trail intersect other well-known paths?

While the Alpine Road Loop is primarily a road cycling route, it passes through the Uinta-Wasatch-Cache National Forest, which contains numerous hiking and mountain biking trails. The route itself does not significantly intersect with named official trails like San Antonio/Arastradero Corridor or El Monte Alignment, as those are located in a different region. However, you may find access points to local forest trails along the byway.

What should I wear or bring for cycling the Alpine Road Loop?

Given the significant elevation changes and mountain environment, weather can vary. It's advisable to wear layered clothing, even in summer, to adapt to temperature fluctuations. Bring plenty of water, high-energy snacks, sun protection (sunscreen, sunglasses), a helmet, and a repair kit for your bike. A light rain jacket is also a good idea, as mountain weather can be unpredictable.

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