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Mount St. Helens National Monument

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  3. Southwest Washington
  4. Mount St. Helens National Monument

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Gems in Mount St. Helens National Monument - 1

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gem Favorite Fun with colors in the Ape Cave.

Ape Caves

(35) Amboy, WA

Recommended Routes in Mount St. Helens National Monument - 6

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RECOMMENDED ROUTE
Favorite Fun with colors in the Ape Cave.
Intermediate/Difficult

Ape Cave

2.5 mi 4.1 km • 369' Up 112.39 m Up • 377' Down 114.88 m Down

Amboy, WA
RECOMMENDED ROUTE
Favorite Rainier (left) and Adams (right) from the top of the St. Helens Caldera.
Difficult

Mount St. Helens Winter Route: Worm Flows

10.5 mi 17.0 km • 5,600' Up 1706.76 m Up • 5,599' Down 1706.67 m Down

Amboy, WA
RECOMMENDED ROUTE
Favorite Rainier (left) and Adams (right) from the top of the St. Helens Caldera.
Difficult

Mount St. Helens Summer Climbing Route: Monitor Ridge

8.8 mi 14.1 km • 4,489' Up 1368.15 m Up • 4,488' Down 1368.04 m Down

Amboy, WA
RECOMMENDED ROUTE
Favorite hiking the 'blast area'
Difficult

Loowit Loop

29.4 mi 47.4 km • 5,697' Up 1736.3 m Up • 5,696' Down 1736.19 m Down

Amboy, WA
RECOMMENDED ROUTE
Favorite A flotilla of logs on Spirit Lake, Harry's Ridge, and Mount Saint Helens
Intermediate/Difficult

Coldwater Peak

12.4 mi 19.9 km • 2,658' Up 810.28 m Up • 2,681' Down 817.02 m Down

Morton, WA
RECOMMENDED ROUTE
Favorite Lava Canyon
Intermediate

Lava Canyon Loop

1.2 mi 1.9 km • 257' Up 78.27 m Up • 257' Down 78.34 m Down

Amboy, WA

Mount St. Helens National Monument Running

  • 318 Miles 511 Kilometers of Trail
  • 6 Recommended Routes
  • 1 Gem Gems
  • 18 Easy Trails Easy Trails
  • 24 Intermediate Trails Intermediate Trails
  • 26 Difficult Trails Difficult Trails
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Trails in Mount St. Helens National Monument - 62

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0.7 mi 1.1 km #1Coldwater Peak
Easy/Intermediate
Morton, WA
Easy/Intermediate
Morton, WA 1 
3.6 mi 5.8 km #2Castle Lake
Intermediate/Difficult
Morton, WA
Intermediate/Difficult
Morton, WA 1 
1.9 mi 3.1 km #3Loowit #216: Sheep Canyon - Butte Camp
Difficult
Morton, WA
Difficult
Morton, WA 1 
2.2 mi 3.5 km #4Abraham Trail #216D
Difficult
Morton, WA
Difficult
Morton, WA 1 
1.8 mi 2.9 km #5Castle Ridge
Difficult
Morton, WA
Difficult
Morton, WA 1 
1.1 mi 1.8 km #6Harmony
Intermediate/Difficult
Morton, WA
Intermediate/Difficult
Morton, WA 1 
0.2 mi 0.4 km #7Trail of Two Forests
Easy
Amboy, WA
Easy
Amboy, WA 4 
4.6 mi 7.4 km #8Ape Canyon Trail
Intermediate/Difficult
Amboy, WA
Intermediate/Difficult
Amboy, WA 8 
2.8 mi 4.5 km #9Worm Flows Climbing Route
Very Difficult
Amboy, WA
Very Difficult
Amboy, WA 4 
3.5 mi 5.7 km #10South Coldwater Trail #230A
Intermediate
Morton, WA
Intermediate
Morton, WA 4 

Photos of Mount St. Helens National Monument - 89

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Rainier (left) and Adams (right) from the top of the St. Helens Caldera.
Dec 13, 2017 near Morton, WA
Summit of Mt St Helens, Washington
Jul 30, 2017 near Morton, WA
Crater of Mt. St. Helen's with Rainier in the distance
Jan 10, 2021 near Morton, WA
A flotilla of logs on Spirit Lake, Harry's Ridge, and Mount Saint Helens
Oct 16, 2019 near Morton, WA
It looks like a glacial moraine, but it's actually a mud/lava flow from the 1980 eruption.
Jul 22, 2019 near Amboy, WA
Lava Dome with steam vent in lower right center.
Jul 10, 2020 near Morton, WA
hiking the 'blast area'
Nov 6, 2019 near Morton, WA
Three mountain goats give scale to Mount Saint Helens (white dots, lower right)
Oct 16, 2019 near Morton, WA