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Fact sheet · Pacific

Lassen Volcanic National Park

Unit code LAVO. Figures retrieved 2026-11-06. Official alerts, fees, and closures are not copied here.

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States on the system list
California
Guide region
Pacific. Editorial grouping of the state that contains the centroid, or the first listed state when the point is offshore.
Anniversary-table date
May 6, 1907

Table note: incorporated Cinder Cone and Lassen Peak national monuments on August 9, 1916

Gross area acres
106,589.02

NPS fee acres: 106,505.38. Report date September 30, 2026. Gross area is not the same column as fee ownership.

Boundary centroid
40.4971, -121.4046

Containing shoreline polygon: California. Not an entrance.

Recreation-visit record
Highest monthly mean is in June, July, or August

Highest mean: July. Lowest mean: March. Mean annual total across complete years: 468,940 (10 complete years).

The monthly record

January: 8,900 mean recreation visitsFebruary: 7,714 mean recreation visitsMarch: 7,361 mean recreation visitsApril: 11,323 mean recreation visitsMay: 29,244 mean recreation visitsJune: 74,142 mean recreation visitsJuly: 113,800 mean recreation visitsAugust: 82,978 mean recreation visitsSeptember: 64,758 mean recreation visitsOctober: 49,939 mean recreation visitsNovember: 10,665 mean recreation visitsDecember: 8,117 mean recreation visitsJFMAMJJASOND
Mean of reported recreation visits by calendar month, 2016–2025. Gold is the lowest mean and rust is the highest. A missing bar was not reported. This is a historic average, not a live crowd count.
Monthly recreation-visit record
MonthMeanLowest yearHighest yearYears in the mean
January8,9005,47510,77010
February7,7145,77511,65510
March7,3615,7758,96710
April11,323021,21610
May29,2443,10853,90610
June74,14252,352105,54910
July113,80092,058135,66810
August82,978558120,11210
September64,758088,63110
October49,93914,85688,42810
November10,6656,79816,94710
December8,1173,89413,37110

How to use this fact sheet

This is a fact sheet. Every figure is tied to the sources under it. It is not a trail guide, a fee table, or a conditions report.

Official pages

These links were checked when the site was built. A working link is not a live feed. If a standard address did not respond, it is omitted.

Nearest other national parks

Distances are great-circle miles between boundary centroids. They are not road distances or travel times.