How Crowded Is Saugus Iron Works National Historic Site in May?
May runs about 1.5× Saugus Iron Works National Historic Site's average month, which makes it a busy month here — roughly 12% of the park's yearly visitors come in May.
In a typical May the park sees roughly 2,900 recreation visits, based on National Park Service monthly counts from 1979 to 2025.
That makes May the 3rd-busiest of the park's twelve months, sitting between the August peak (1.6×) and the January low (0.2×).
On our Best Time to Visit score May rates 30/100 ("Poor"), versus the top-rated January at 77/100 — the best overall balance of crowds and daylight.
Because June, July and August together draw about 35% of annual visitors, choosing May instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 14.4 hours of daylight in May to explore — between the 8.9-hour midwinter low and the 15.1-hour summer high.
Park-wide, 2024 drew 51,921 recreation visits, up 25.7% from 41,314 in 2023.
Across the past decade overall visitation has risen about 115.9%, so a May visit is likely to feel busier than it did a few years ago.
Frequently Asked Questions
May is busy at Saugus Iron Works National Historic Site (about 1.5× the average month). Our best-time score rates it "Poor". The single best month overall is January.
The busiest month is August and the quietest is January. May sits at about 1.5× the park's average, or 12% of annual visitation.
A typical May sees about 3,000 recreation visits at Saugus Iron Works National Historic Site, based on National Park Service monthly counts from 1979–2025.
Where to stay near Saugus Iron Works in May
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See the full ranking of the best national parks to visit in May.
Source: National Park Service Visitor Use Statistics (1979–2025). Updated 2026-07-14.