Operating Hours & Seasons

Facility Open Hours Subject To Change

All facility hours are subject to change due to weather, road status, or public safety. This page will be updated as much as possible to reflect current and projected hours / dates. The dates listed for each campground are the earliest date the campground may open and the latest day the campground may close.

 

Lassen Volcanic National Park is open 24 hours per day, 365 days per year. You do not need a reservation to enter the park.

Roads

Road information is available in alerts listed on the top of every webpage and on the park Current Conditions page.

 

Visitor Contact Stations

(listed north to south)

Open dates for visitor contact stations within Lassen Volcanic National Park.

Name	Open Days	Open Hours
Loomis Museum	2026 season - May 21 - November 2 Thursdays - Mondays (closed Tuesdays and Wednesdays)	9:30 am - 4:30 pm
Kohm Yah-mah-nee Visitor Center	Open 7 days/week	9:30 am - 4:30 pm

 

Campgrounds

(listed north to south, park highway then outlying areas)

Open dates and fees for campgrounds within Lassen Volcanic National Park.

Campground Name	Full Service Dates	Dry Camping Dates
Manzanita Lake	5/23 - 10/7	Loop A & B: 10/8 - snow closure
ML Group	5/23 - 6/24; 9/2 - 10/7	n/a
Lost Creek Group	6/13 - 7/28; 8/7 - 9/16	n/a
Summit Lake North	6/27 - 9/8	n/a
Summit Lake South	6/27 - 9/8	9/9 - 9/23
Southwest	Open. Walk-in tent site locations change when snow is present.	n/a
Butte Lake	5/30 - 9/1	Loop B: 9/2 - 10/14
BL Group	5/30 - 9/1	9/2 - 10/14
Juniper Lake	Closed; work in progress to re-open	-
JL Group	Closed; work in progress to re-open	-
Warner Valley	6/16 - 10/14 (see concession website for more information)

 

Lodging, Goods & Services

Please see their websites for current hours information.

Lassen Association

• Park Bookstores in Kohm Yah-mah-nee Visitor Center and Loomis Plaza

Lassen Lodging

• Drakesbad Guest Ranch
• Manzanita Lake Camper Store
• café & giftshop in Kohm Yah-mah-nee Visitor Center

 

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Seasons

 

Visiting in Summer

View sample itineraries from several days to two or more days.

Visiting in Fall

Plan your visit in Late September to November.

Visiting in Winter

Winter is a season of snow and solitude. Vehicle access is limited, but over-the-snow adventure is seemingly endless.

Visiting in Spring

While flowers are blooming at lower elevations, there is still a lot of snow in the park. Planning ahead can ensure an enjoyable visit.