From One Beautiful Form into Another

Lassen Volcanic National Park is home to steaming fumaroles, meadows freckled with wildflowers, clear mountain lakes, and numerous volcanoes. Jagged peaks tell the story of its eruptive past while hot water continues to shape the land.

A white vehicle on a curving road backed by a gray mountain with white snow patches
Tour Lassen Volcanic National Park Road.

Learn more about the park with an audio tour of the park highway. Be sure to download the files before you arrive.

Hikers on walk through a golden field with pine trees and a mountain peak behind
Trail Conditions, May to October

Check for updated trail conditions, distances, and difficulty level.

A photo of a blue lake in the summer with the left half under ice in the spring.
Park Alerts and Conditions

View current park conditions including closures, alerts, and hazards

A man rides a small bicycle pulling a trailer on a road lined by snow.
Visiting in Spring

Snow lingers, flowers bloom, and plows work tirelessly to clear the park road for summer traffic.

NPS app icon over a blurred image of a mountain and lake
Download the NPS App Before your Visit

Find interactive maps, tours of park places, on-the-ground accessibility information, and much more to plan your national park adventures.

Visitors with leashed dogs at table
Visiting with Pets

Visiting the park with your pet(s)? Learn where pets are permitted and why some areas are restricted to take pets.

A campsite with a green tent, two chairs in front of a fire pit, a picnic table, and metal box
Camping

Operating hours, facilities, reservations, and more! Learn how to spend a night at Lassen Volcanic National Park.

a ranger points into the distance, kids and adults look on with binoculars
Education Programs

Plan a field trip, invite rangers to your classroom, get resources and more!

Last updated: May 21, 2026

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Contact Info

Mailing Address:

PO Box 100
Mineral, CA 96063

Phone:

530 595 6100
Park phone lines may be intermittently offline.

Contact Us