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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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View of Mono Lake with wildflowers (19212834020)

Hike

Alger Lakes

Ends at Parker Pass
Inside Ansel Adams Wilderness
5,741 ft of climbing

19.5 mi out & back, trail only · 5,741 ft gain · 12,282 ft high point · Very hard

Reached from Rush Creek Trailhead, 4.8 mi each way

In Ansel Adams Wilderness · California · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

Alger Lakes reaches Parker Pass in 9.7 mi, passing Koip Peak Pass and Gem Pass with very difficult terrain in Ansel Adams Wilderness.

Elevation

5,741 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

0.1 mi from the trailhead
Silver Lake Campground June Lake (CA)
Campground · California

More hikes nearby

Ranked the same way, within twenty-five miles.

22 mi from you
Half Dome Trail
- Summits Half Dome
- Inside Yosemite National Park
- 5,934 ft of climbing
13.5 mi out & back · 5,934 ft gain · Moderate
Yosemite National Park · Camp under a mile away

Out: 3,690 ft up, returns the same way. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Parker PassDestination · 9.7 mi in
Gem LakeAlong the way · 0.0 mi in
Gem PassAlong the way · 2.1 mi in
Alger LakesAlong the way · 3.7 mi in
Koip Peak PassAlong the way · 6.6 mi in
Top of the switchbacksAlong the way · 7.3 mi in
WaterfallAlong the way · 8.4 mi in
WaterfallNearby · 1.3 mi in
WaterfallNearby · 2.6 mi in
Koip GlacierNearby · 6.6 mi in
WaterfallNearby · 7.8 mi in
WaterfallNearby · 7.9 mi in

Nearby reading

Mount Lewis (California)

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. Photos: Wikimedia Commons contributors, licensed as shown on each photo. Download the trail and feature data.

At a glance

Length: 19.5 mi, trail only
Shape: Out & back
Gain: 5,741 ft round trip
High point: 12,282 ft
Low point: 9,089 ft
Difficulty: Very hard
Managed by: U.S. Forest Service
State: California
Camps within 15 mi: 18
Trailhead: 37.7834° N · 119.1281° W

Get directions Open the map

2.5 mi from the trailhead

Gull Lake Campground

Campground

2.6 mi from the trailhead

Reversed Creek Campground

Campground · California

19 mi from you

Fish Creek

Ends at Rainbow Falls
Inside Ansel Adams Wilderness
4,455 ft of climbing

19.3 mi one way · 4,455 ft gain · Moderate

Ansel Adams Wilderness · Camp 3 mi away

Panorama Trail

Ends at Illilouette Fall
Inside Yosemite National Park
2,724 ft of climbing

8.7 mi loop · 2,718 ft gain · Moderate

Yosemite National Park · Camp under a mile away

Bernice Lake Trail

Ends at Bernice Lake
Inside Yosemite National Park
3,676 ft of climbing

21.8 mi out & back · 3,676 ft gain · Moderate

Yosemite National Park · Camp under a mile away

Mist Trail

Ends at Nevada Fall
Inside Yosemite National Park
2,727 ft of climbing

5.3 mi out & back · 2,727 ft gain · Moderate

Yosemite National Park · Camp under a mile away

Mount Hoffman Trail

Summits Mount Hoffmann
Inside Yosemite National Park
2,652 ft of climbing

8.2 mi out & back · 2,652 ft gain · Easy

Yosemite National Park · Camp 5 mi away

Signal

Cell coverage here

VerizonLTE · Poor
AT&TNo signal
T-MobileLTE · Poor

FCC coverage data · signal varies in remote terrain

Weather

7-day forecast

Today76°46°Sunny
Fri71°43°Mostly Sunny
Sat71°42°Sunny
Sun66°37°Sunny
Mon64°38°Mostly Sunny
Tue71°41°Sunny
Wed75°42°Sunny

Today: Sunny then Areas Of Smoke · wind 5 to 10 mph SW

National Weather Service · refreshed hourly

More like this

Hikes that read like this one, wherever they are.

Parker Bench
- Ends at Parker Lake
- Inside Inyo National Forest
- 3,321 ft of climbing
10.2 mi out & back · 3,321 ft gain · Very hard
Inyo National Forest · Camp under a mile away
Clark Lakes
- Ends at Agnew Pass
- Inside Inyo National Forest
- 2,569 ft of climbing
11.9 mi out & back · 2,569 ft gain · Very hard
Inyo National Forest · Camp under a mile away
Superior Lake
- Near Red Top Mountain
- Inside Ansel Adams Wilderness
- 2,977 ft of climbing
12.4 mi out & back · 2,977 ft gain · Moderate
Ansel Adams Wilderness · Camp 1 mi away
Clark Lakes
- Ends at Gem Lake
- Inside Inyo National Forest
- 3,535 ft of climbing
16.6 mi out & back · 3,535 ft gain · Very hard
Inyo National Forest · Camp under a mile away