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Cedariver

Details unconfirmedPreserve · Millis, MA
Right now

A 55-acre Trustees of Reservations property on Forest Road, mixing open fields, second-growth woods, and Charles River riverbank. A mile-long cart-path loop crosses the reservation, and the land also serves as part of the Army Corps of Engineers' flood-control system for the Charles River.

What to expect

Entry fee
Free
Dogs
Dog-friendly year-round; dogs must be leashed at all times.
Hours
Sunrise to sunset, year-round.
Hiking
Allowed year-round
Horseback Riding
Allowed unconfirmed
Managed by
The Trustees of Reservations, Charles River Valley properties 508-785-0339 · Website

What's here

On site

Info kiosk
Trail map posted on a kiosk at the parking area.

Not here

No restrooms
No restroom noted at this property.

Common questions

Is Cedariver dog-friendly?
Yes, year-round, but dogs must stay on leash the whole visit to protect wildlife.
Is there an entry fee at Cedariver?
No, entry is free.
Can I bring my dog to Cedariver?
Dog-friendly year-round; dogs must be leashed at all times.
What rules should I know at Cedariver?
No fires or camping. Dogs must remain leashed at all times.

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BetaSome details here are unconfirmed (accessibility-attempted). Details are sourced from public agency data and can change through the season. Confirm locally before you go. Updated 2026-09-13.