How Crowded Is Boston African American National Historic Site in September?
September runs about 1× Boston African American National Historic Site's average month, which makes it an average month here — roughly 9% of the park's yearly visitors come in September.
In a typical September the park sees about 30,000 recreation visits, based on National Park Service monthly counts from 1989 to 2025.
That makes September the 5th-busiest of the park's twelve months, sitting between the July peak (2.9×) and the January low (0.1×).
On our Best Time to Visit score September rates 62/100 ("Good"), versus the top-rated April at 86/100 — the best overall balance of crowds and daylight.
Because June, July and August together draw about 69% of annual visitors, choosing September instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 12.3 hours of daylight in September to explore — between the 8.9-hour midwinter low and the 15.1-hour summer high.
Park-wide, 2025 drew 365,864 recreation visits, down 7% from 393,386 in 2024.
Frequently Asked Questions
September is average at Boston African American National Historic Site (about 1.0× the average month). Our best-time score rates it "Good". The single best month overall is April.
The busiest month is July and the quietest is January. September sits at about 1.0× the park's average, or 9% of annual visitation.
A typical September sees about 30,000 recreation visits at Boston African American National Historic Site, based on National Park Service monthly counts from 1989–2025.
Where to stay near Boston African American in September
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See the full ranking of the best national parks to visit in September.
Source: National Park Service Visitor Use Statistics (1989–2025). Updated 2026-07-14.