A roughly 151-acre former cranberry-farming property on Curve Street (the Carlisle half of a ~310-acre bog shared with Chelmsford), purchased jointly by the two towns in 1986, with the historic 1905 Bog House and a grid of dike/farm-road trails.
What to expect
Parking
Free lot Free; no sticker or permit required · unconfirmed
Trails
Grid of packed-dirt dike and farm-road trails through active and retired cranberry bog, plus a wooded gas-pipeline-easement section and a route along River…
Dogs
No blanket leash law; all animals including dogs and horses must be kept under control at all times (Rule 7, Pets/Animals). State law 304 CMR 12.08(3) is cited as the fallback control standard.
Hours
Open sunrise to sunset. Conservation land and parking lots may not be used between sunset and sunrise except under a permit issued by the Conservation Commission or Conservation Administrator.
Accessibility
Flat, packed-dirt dike roads are relatively easy walking, but no formal ADA rating is posted.
Managed by
Carlisle Conservation Commission
978-369-0336 · WebsiteWhat's here
On site
Bog House (built 1905)
Four-story former cranberry-processing and worker-housing building on Curve Street; not open to the public as a visitor facility.
Common questions
Where do I park for the Cranberry Bog?
Along Curve Street, either near the historic Bog House (room for 4-5 cars) or about 100 yards north (6-10 cars); there's also a Chelmsford-side entrance at 60 Elm Street.
Is the Bog House open to visit?
It's a preserved 1905 structure on the property but isn't documented as an open, staffed visitor facility.
Where do I park at Cranberry Bog?
Free lot (Free; no sticker or permit required).
Is there an entry fee at Cranberry Bog?
No, entry is free.
Can I bring my dog to Cranberry Bog?
No blanket leash law; all animals including dogs and horses must be kept under control at all times (Rule 7, Pets/Animals). State law 304 CMR 12.08(3) is cited as the fallback control standard.
Is Cranberry Bog wheelchair accessible?
Flat, packed-dirt dike roads are relatively easy walking, but no formal ADA rating is posted.
What rules should I know at Cranberry Bog?
Working dam and water-control structures on-site; stay on marked dike trails near the reservoirs. Hunting and trapping prohibited. Swimming prohibited. Motorized vehicles prohibited except by special permit.