HikeMetrics
Global Hiking Index
HikeMetrics
Global Hiking Index
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The WonderlandTrail

DATA_INDEXED_2026
Distance

150KM

Gain

6.7kM

Duration

10d

Strain
LVL 5
AI Insight: High technical grade. Proper safety gear and exposure experience required.

The Wonderland Trail is exactly what its name implies: a grueling, spectacular, 93-mile (150km) circumnavigation of Mount Rainier, the most glaciated peak in the contiguous United States. This premier backpacking route is notoriously difficult, rarely offering a flat section of trail. Hikers are either painfully ascending a massive, forested ridge or steeply descending into a deep, glacier-carved river valley, only to repeat the process the very next day. The trail passes through towering old-growth rainforests, crosses roaring and milky glacial rivers via demanding suspension bridges or log jams, and traverses stunning, high-alpine wildflower meadows like Summerland and Panhandle Gap where the mountain's massive ice fields feel close enough to touch.

Mission Directive / X-Factor

The 360-Degree Perspective. The 'X-Factor' is witnessing every single face of Mount Rainier. Backpackers get to see the mountain transition from the dry, rocky, volcanic badlands on the east side (Sunrise) to the impossibly green, dense, mossy rainforests on the west side (Carbon River). The mountain completely changes its personality every 15 miles.

Hazard Assessment

dangerous river crossingsPRIORITY 1

The glacial rivers are fast, freezing, and full of silt. Bridges frequently wash out during spring melt, requiring dangerous, waist-deep fords.

MITIGATION: Check trail conditions with rangers immediately before departing. Unbuckle your backpack belt when crossing logs or rivers.

unrelenting elevation gainPRIORITY 1

The total elevation gain/loss over the 93 miles is over 22,000 feet (6,700m). Knee injuries and sheer exhaustion end many attempts.

MITIGATION: Do not attempt the full loop without aggressive physical training. Keep your pack weight under 35 lbs (15 kg).

Critical Loadout

Ultralight backpacking setup (weight is your worst enemy on these climbs)
Sturdy trekking poles (often required for the endless descents)
Water filter
Bear canister (often required for backcountry camping)
Rain gear (it rains constantly, even in summer)
Target Base Weight
< 10 KGEXCL. CONSUMABLES

Water Logistics

SOURCE AVAILABILITYHIGH / FREQUENT
FILTRATION PROTOCOLMANDATORY (<2000M)

HIKING
PATHWAY

Washington (Mount Rainier National Park) // hiking

1
Start

Longmire or Sunrise Departure

Most hikers start the 10-14 day loop at Longmire (clockwise or counter-clockwise) to pick up permits.

2
Phase 1

The High Camps

Pushing through the hardest climbs to reach the stunning high-elevation camps like Summerland or Indian Bar.

3
Finish

Completing the Circuit

Returning to the starting point, battered, bruised, but having completed one of the hardest trails in America.

MISSION_START (ALPHA)WAYPOINT_DELTACORE_VILLAGE_SYNCSEGMENT_DETOUR_XTERMINAL_REF_Z
Topographical Ref / Area WASHIAUTO-GEN SYNC: 46.8523N -121.7603E
Mission Log: Stage-by-Stage Technical MetricsREF: WONDERLAND-TRAIL // DAT_TAB_01
StepSector / WaypointDist.Gain (↑m)DurationAssessment
1
Longmire or Sunrise Departure
Most hikers start the 10-14 day loop at ...
Day 1---Day 1Standard Segment
2
The High Camps
Pushing through the hardest climbs to re...
Days 4-7---Days 4-7Standard Segment
3
Completing the Circuit
Returning to the starting point, battere...
Days 10-14---Days 10-14Standard Segment

Technical Specifications

DOC_REF: GOLDEN_HIKING_US_013
01 / LOG
Refuge Capacity

Designated backcountry wilderness camps only. You should camp in the specific site you reserved for that specific night.

02 / REG
Regulatory
  • Permit REQUIRED
  • Authority NPS (Mount Rainier)

Securing a permit is notoriously strenuous. The early-access lottery in March is heavily oversubscribed. Walk-up permits require waiting outside ranger stations at 4:30 AM.

03 / CLI
Climatology
  • OptimalJul, Aug, Sep

The window is incredibly brief. Due to heavy snow, the trail is usually only clear from mid-July to late September. Going earlier guarantees dangerous snow traverses; going later risks sustained autumn snowstorms. Regulations change; verify with the official park or local authority before departure.

04 / COM
Emergency / Comms
  • Rescue (EU) 112 ACTIVE
  • Signal None
SAT-LINK STABLE

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The Wonderland Trail