A boulder-strewn hemlock forest straddling Berlin and Clinton, named for the glacial erratics that lean together to form cave-like gaps along the trail.
What to expect
Parking
Free lot free · unconfirmed
Trails
2-2.9 mi loops easy · natural
Dogs
No townwide leash law is posted; the general by-laws (Article XI, Dogs) cover licensing and nuisance/dangerous-dog complaints only, with no leash requirement or park carve-out.
Accessibility
Natural, rocky, uneven surface; not accessible.
Managed by
Berlin Conservation Commission / Sudbury Valley Trustees
978-838-0046 · WebsiteCommon questions
Where do I park at Forty Caves?
Free lot (free).
Are there trails at Forty Caves?
Yes. 2-2.9 mi loops. easy difficulty. Surface: natural.
Is there an entry fee at Forty Caves?
No, entry is free.
Can I bring my dog to Forty Caves?
No townwide leash law is posted; the general by-laws (Article XI, Dogs) cover licensing and nuisance/dangerous-dog complaints only, with no leash requirement or park carve-out.
Is Forty Caves wheelchair accessible?
Natural, rocky, uneven surface; not accessible.
What rules should I know at Forty Caves?
Motorized vehicles (dirt bikes, ATVs), camping, and open fires are not allowed on Berlin conservation land. The Conservation Commission has repeatedly flagged Forty Caves for motorized dirt-bike and ATV misuse, plus littering and graffiti.