Lassen Volcanic National Park

Usual hours

• Mon–Sun 0:00–0:00

From 56 published days, 2026-10-25 to 2026-12-19; community-mapped.

About

This park's official page lists: Pet-friendly (leashed).

Entrance / day-use fee applies.

This park's official page lists: Restrooms, Visitor center, Drinking water, Picnic areas, Showers, Store / concessions, RV / electric hookups, Wi-Fi.

Official facts

Public access: Open access.

Protected area: 107,423 acres (43,473 ha).

Designation: National Park. Listed as "Lassen Volcanic National Park" in the Protected Areas Database of the United States. Protection: managed for biodiversity, natural processes allowed (GAP 1). IUCN category II.

Established: 1916.

Managed by: NPS.

U.S. Geological Survey (USGS) Gap Analysis Project (GAP), 2025, Protected Areas Database of the United States (PAD-US) 4.1

At the park

• Camping activity
• Wildflowers scenic feature
• Wildlife & bird watching scenic feature
• Hiking trails trail
• Fishing water

Before you go

Limits

Reservations are required at all of Lassen's campgrounds

Limits

Not on trails, but pets are allowed in developed areas (campgrounds, picnic areas, paved roads, and parking areas)

Limits

Not on trails, but pets are allowed in developed areas (campgrounds, picnic areas, paved roads, and parking areas)

Getting there

From Interstate 5 (Redding), take Hwy 44 - 48 miles east to the junction of Hwy 89. Follow Hwy 89 south 1 mile to the north entrance of the park. From Interstate 5 (Red Bluff) take Hwy 36 E - 51 miles east to the junction of Hwy 89. Follow Hwy 89 north 6 miles to south entrance of the park.

Weather & when to go

Weather at Lassen can vary dramatically throughout the year. Average January temperatures are a high of 40.4 °F (4.7 °C) and a low of 20.8 °F (-6.2 °C). Average July temperatures are a high of 88.4 °F and a low of 49.8 °F. Temperatures reach 90 °F or higher on an average of 36.9 days, and drop to 32 ° or lower on an average of 164 days days annually.

History

Opened

1916

• Park opened