How Crowded Is Pennsylvania Avenue in July?
July is a busy month at Pennsylvania Avenue, running about 1.5× the park's average month — roughly 13% of the year's visitors come in July. 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 January are easier. You'll get about 14.5 hours of daylight to explore.
Frequently Asked Questions
July is busy at Pennsylvania Avenue (about 1.5× the average month). Our best-time score rates it "Poor". The single best month overall is January.
The busiest month is July and the quietest is January. July sits at about 1.5× the park's average, or 13% of annual visitation.
Source: National Park Service Visitor Use Statistics (1986–2025). Updated 2026-06-20.