The Details
A hydrothermal wonderland of steaming fumaroles and boiling mud pots surrounding a peak that last erupted in 1915.
STATE
CA
ESTABLISHED
1916
AREA
107k acres
ECOSYSTEM
Volcanic
When To Visit
Best Time To Visit
MONTH BY MONTHBEST TIME TO GO
Mid-July–September: Lassen Park Road is open (usually early summer through October) and hydrothermal areas and trails are snow-free.
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WEATHER
CROWDS
Weather: greatokaytough — heat, cold, snow, monsoon or closures
Crowds: quietmoderatebusy
CROWDS
Quiet compared with most parks; July–August is busiest.
WEATHER
Heavy snow closes Lassen Park Road from late fall until early summer. Wildfire smoke is possible in late summer.
General patterns — conditions vary by year. Check current NPS alerts and road status before you go.
How Far
Park Entrances
SET YOUR LOCATIONEvery entrance is a different drive. Enter your ZIP to compare:
Southwest Entrance
Manzanita Lake (Northwest)
Nearest Airports
ESTIMATED DRIVE TO THE PARKRDD
DIRECTIONS →Redding MunicipalNEAREST
≈ 48 mi · ~60 min drive to Manzanita Lake (Northwest)
RNO
DIRECTIONS →Reno–Tahoe Intl
≈ 138 mi · ~2.8 hr drive to Southwest Entrance
Distances are rough estimates to the closest entrance. Check road and ferry conditions before you go.
What To Do
Top Things To Do
◆Hike Lassen Peak
◆Walk the Bumpass Hell boardwalk past steaming vents
◆Drive Lassen Park Road
◆Relax at Manzanita Lake
Where To Stay
Camping
Campgrounds inside the park are booked through Recreation.gov, and many fill months ahead.
FIND CAMPSITES ON RECREATION.GOV ↗Lodging & Nearby Towns
INSIDE THE PARK
Drakesbad Guest Ranch (seasonal)
GATEWAY TOWNS
MineralChesterRed BluffRedding
Cool Facts & Figures
By The Numbers
#40
LARGEST OF 64
#12
OLDEST OF 64
106,589
ACRES
110
YEARS PROTECTED
◆All four types of volcano — shield, composite, cinder cone and plug dome — are found here.
◆Lassen Peak erupted repeatedly from 1914 to 1917.
Links
Plan Your Visit
OFFICIAL & TRUSTED SITESREADY TO GO?
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Lassen Volcanic
Lassen Volcanic