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© 2026 Roaming.Camp · Data from NPS, Recreation.gov, BLM, USFS, NWS, and the FCC.Operating on ceded ancestral land.Photography via Unsplash.

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Hike

Flume Trail

1,459 ft of climbing
Camp 3 mi away

5.9 mi out & back · 1,459 ft gain · 2,897 ft high point · Hard

California · OpenStreetMap contributors

About Elevation Highlights Map Camp near here More hikes

About this hike

Flume Trail is a 5.9-mile out-and-back route climbing 1,459 feet in the Castle Crags area.

Elevation

1,459 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

2.6 mi from the trailhead
Girard Ridge Lookout
Campground · California

More hikes nearby

Ranked the same way, within twenty-five miles.

14 mi from you
Mt. Eddy
- Summits Mount Eddy
- Inside Shasta National Forest
- 2,688 ft of climbing
8.1 mi out & back · 2,688 ft gain · Hard
Shasta National Forest · Camp 10 mi away

Out: 1,070 ft up, returns the same way. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Nearby reading

Battle of Castle Crags

Map

The route at the trailhead. Drag with two fingers, or hold a key to zoom.

Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Download the trail and feature data.

At a glance

Length: 5.9 mi
Shape: Out & back
Gain: 1,459 ft round trip
High point: 2,897 ft
Low point: 2,053 ft
Difficulty: HardFrom 5.9 mi and 1,459 ft of climbing
Managed by: OpenStreetMap contributors
State: California
Camps within 15 mi: 3
Trailhead: 41.1481° N · 122.3216° W

Get directions Open the map

6.7 mi from the trailhead

Castle Lake Campground

Campground · California

14.0 mi from the trailhead

Red Fir Flat Group Campground

Campground · California

18 mi from you

PCT - California Section O

Ends at Burney Falls
20,760 ft of climbing
Camp 3 mi away

80.7 mi one way · 20,760 ft gain · Very hard

California · Camp 3 mi away

Sisson-Callahan National Recreation Trail

Ends at Deadfall Lakes
Inside Shasta National Forest
5,433 ft of climbing

19.1 mi out & back · 5,433 ft gain · Very hard

Shasta National Forest · Camp 4 mi away

Sisson-Callahan NRT

Ends at Deadfall Lakes
Inside Shasta National Forest
5,431 ft of climbing

18.4 mi out & back · 5,431 ft gain · Very hard

Shasta National Forest · Camp 4 mi away

East Fork Coffee Creek

Ends at Kickapoo Waterfall
Inside Shasta National Forest
3,723 ft of climbing

13.9 mi out & back · 3,723 ft gain · Very hard

Shasta National Forest · Camp 3 mi away

Everitt Traverse

Summits Everitt Hill
Inside Shasta National Forest
1,298 ft of climbing

11.0 mi loop · 1,297 ft gain · Hard

Shasta National Forest · Camp 1 mi away

More like this

Hikes that read like this one, wherever they are.

Flume Trail
- Ends at a waterfall
- Inside Plumas National Forest
- 3,220 ft of climbing
15.9 mi loop · 3,220 ft gain · Very hard
Plumas National Forest · Camp 4 mi away
Crags Trail
- Passes Castle Dome
- 2,229 ft of climbing
- Camp 3 mi away
5.5 mi out & back · 2,229 ft gain · Hard
California · Camp 3 mi away
Flume
- Near a waterfall
- Inside Coconino National Forest
- 1,878 ft of climbing
10.4 mi out & back · 1,878 ft gain · Hard
Coconino National Forest · Camp 11 mi away
Castle Lake
- Ends at Castle Lake
- 2,491 ft of climbing
- Camp 3 mi away
9.8 mi out & back · 2,491 ft gain · Hard
California · Camp 3 mi away

Weather

7-day forecast

Fri59°41°Partly Sunny
Sat55°38°Light Rain Likely
Sun58°38°Chance Light Rain
Mon61°42°Mostly Sunny
Tue61°40°Mostly Sunny
Wed61°40°Mostly Sunny
Thu57°Chance Light Rain

Fri: Partly Sunny · wind 0 to 3 mph W

National Weather Service · refreshed hourly

Signal

Cell coverage here

VerizonLTE · Excellent
AT&TLTE · Good
T-Mobile5G · Good

FCC coverage data · signal varies in remote terrain