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Routes
Hiking trails & Routes
United States
California
Nevada County

Castle Peak and Basin Peak via Castle Valley Road and PCT

Routes
Hiking trails & Routes
United States
California
Nevada County

Castle Peak and Basin Peak via Castle Valley Road and PCT

Moderate

4.8

(6493)

6,494

hikers

Castle Peak and Basin Peak via Castle Valley Road and PCT

04:07

12.3km

660m

Hiking

Hike Castle Peak and Basin Peak via Castle Valley Road and PCT for a moderate 7.6-mile journey with panoramic views in Tahoe National Forest

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Waypoints

A

Castle Peak Rd trailhead

Highlight • Trail

Starting point and staging parking area for rides into the Donner Summit backcountry

Tip by

1

114 m

Castle Valley forest road is a gravel jeep track that leads from the trailhead (no parking in winter), just next to the I-80 freeway underpass, up about halfway to the …

Tip by

2

520 m

Castle Valley North Trail overlook

Highlight • Viewpoint

First clearing along the trail with a sweeping view of the Castle Peak summit

Tip by

3

1.54 km

Hole in the Ground Trailhead

Highlight • Trail

This flowy single track climbs here from the Castle Valley North gravel Rd in a dozen switchbacks to the west onto Andesite ridge, and then turns north.

Tip by

4

2.64 km

Castle Pass

Highlight • Mountain Pass

At Castle Pass there is at least one nice campsite if you don’t want to go the extra mile to the Peter Grubb Hut.

Tip by

5

3.47 km

Castle Peak Trail

Highlight • Trail

Castle Peak Trail is a short branch off the Pacific Crest Trail that leads straight to the summit of Castle Peak.

Tip by

6

4.71 km

Castle Peak

Highlight • Summit

Castle Peak is located near I-80 and the Nevada line, not far off the Pacific Crest Trail. It stands at 9,109 feet in elevation and gets its name from its conical shape.

Tip by

7

7.29 km

Basin Peak

Highlight • Summit

Basin Peak sits in the northern portion of the Sierra Nevada range at an elevation of 9,103 feet. It is down the ridge from Castle Peak, but sees significantly less traffic.

Tip by

8

10.8 km

Lower Castle Creek

Highlight • River

Lower Castle Creek is the closest water source to the Peter Grubb Hut. It is reliable, cool and delicious.

Tip by

9

10.9 km

Peter Grubb Hut (Sierra Club)

Highlight • Mountain Hut

For almost 100 years, the Peter Grubb Hut has been a special place to stay along the Pacific Crest Trail. The two story building offers room for around 15 hikers …

Tip by

B

12.3 km

End point

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Way Types & Surfaces

Way Types

6.84 km

5.35 km

114 m

< 100 m

Surfaces

7.37 km

4.93 km

< 100 m

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Elevation

Elevation

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

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Thursday 7 May

14°C

4°C

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Castle Peak and Basin Peak trail?

The trail typically starts along Castle Valley Road. While some hikers drive a high-clearance 4WD vehicle part of the way to shorten the initial road walk, there are parking areas available at the Castle Peak Rd trailhead and the Castle Valley North Trailhead.

Do I need any permits or pay entrance fees for this hike?

No specific permits are generally required for day hiking to Castle Peak and Basin Peak. The trail is located within the Tahoe National Forest, which typically does not charge entrance fees for day use. However, always check the latest regulations from the US Forest Service before your trip, especially if planning an overnight stay.

Is the Castle Peak and Basin Peak trail dog-friendly?

Yes, the trail is generally dog-friendly. However, dogs should be kept on a leash, especially when passing through areas with wildlife or other hikers. Be mindful of the rocky and steep sections, particularly on the final ascent to the peaks, which can be challenging for some dogs.

What is the best time of year to hike Castle Peak and Basin Peak?

The best time to hike is typically from late spring to early fall. Trails can be under snow until early July, so mid-July through September often offers the most favorable conditions. By mid-July, wildflowers are usually vibrant, and the weather is generally clear for panoramic views.

What is the terrain like on the way to Castle Peak and Basin Peak?

The terrain is varied. It starts along Castle Valley Road, which can be a rugged dirt road. As you progress, it connects to more traditional hiking trails and the Pacific Crest Trail. The ascent to Castle Pass is moderate, but the final mile to the summit of Castle Peak involves a significantly steeper, rocky scramble over loose volcanic rubble. The ridge line traverse to Basin Peak offers continuous views.

What are the main highlights and views along the route?

Hikers are rewarded with breathtaking 360-degree panoramic views from both Castle Peak and Basin Peak, encompassing Lake Tahoe peaks, Donner Lake, and the Sierra Buttes. You'll also encounter the delightful subalpine meadow of Castle Valley, vibrant wildflowers, and the historic Peter Grubb Hut.

Does this route connect with other well-known trails?

Yes, a significant portion of this hike utilizes the Pacific Crest Trail (PCT - California Section L and Pacific Crest National Scenic Trail #2000), allowing you to experience a segment of this renowned long-distance route. It also connects with the Castle Peak Trail, Hole in the Ground Trailhead, and Castle Valley North Road.

Is the Castle Peak and Basin Peak hike suitable for families?

While the overall hike is rated moderate, the final ascent to the summits involves a challenging, rocky scramble that might not be suitable for younger children or those unaccustomed to strenuous climbs. However, the initial sections through Castle Valley and along the PCT offer more gentle terrain that could be enjoyed by families looking for a shorter, less demanding outing.

Are there any tips for navigating the initial section of the trail?

The initial section along Castle Valley Road can be rugged. If you have a high-clearance 4WD vehicle, you might consider driving part of the way to shorten the initial road walk and save energy for the more challenging ascents to the peaks.

What should I consider for seasonal conditions on this trail?

In summer, bring plenty of water, sun protection, and layers, as conditions can change quickly at higher elevations. Be aware that snow can persist on trails until early July. Winter hiking is possible but requires specialized gear, experience with snow travel, and awareness of avalanche conditions, as the area receives significant snowfall.

Are there any amenities or places to eat near the trailhead?

The immediate trailhead area is remote, so there are no direct amenities. However, nearby communities like Donner Summit, Soda Springs, Norden, and Serene Lakes offer various options for cafes, pubs, and accommodation. It's advisable to bring all necessary supplies with you for the hike.

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Moderate

23

Castle Peak and Basin Peak via Castle Valley Road and PCT

04:07h

12.3km

660m

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