Massachusetts · Massachusetts State Parks (DCR)

Dogs at Purgatory Chasm State Reservation

Can I bring my dog, and on which trails?
Dog-friendly

Yes, leashed dogs can join you on the chasm and loop trails.

Dogs on leash are allowed on the rim trail and through the chasm scramble.

Where dogs are allowed

Dogs on leash are allowed on the rim trail and through the chasm scramble.

Good to know

6-foot leash maximum; rocky, steep footing in the chasm.

Leash rule

6 feet maximum. Retractable leashes are often not allowed.

Service animals

Service animals are allowed where pets are not, under the ADA. A leash is still required.

Official source
Massachusetts State Parks (DCR)
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Last verified 2026-07-09
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Common questions

Can I bring my dog to Purgatory Chasm State Reservation?

Yes, leashed dogs can join you on the chasm and loop trails. Dogs on leash are allowed on the rim trail and through the chasm scramble.

What is the leash rule at Purgatory Chasm State Reservation?

6 feet maximum. Retractable leashes are often not allowed.

Are service animals allowed at Purgatory Chasm State Reservation?

Service animals are allowed where pets are not, under the ADA. A leash is still required.