How Crowded Is Longfellow House Washington's Headquarters in June?
June is a very busy month at Longfellow House Washington's Headquarters National Historic Site, running about 1.6× the park's average month — roughly 14% of the year's visitors come in June. It is in fact the busiest month of the year here, so expect full parking lots, busy trails and booked-out campgrounds. If crowds bother you, January (the quietest month) or the recommended February are easier. You'll get about 15.1 hours of daylight to explore.
Frequently Asked Questions
June is very busy at Longfellow House Washington's Headquarters National Historic Site (about 1.6× the average month). Our best-time score rates it "Poor". The single best month overall is February.
The busiest month is June and the quietest is January. June sits at about 1.6× the park's average, or 14% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025). Updated 2026-06-20.