State Park (Sanctuary)

Holbrook Island Sanctuary

Hancock County, MaineAbout 1,424 acresEstablished 1971
Status
Status not posted
Entrance fee
Free entry
Day-use reservations
None mentioned
Dogs
Not stated — check with park
Camping
None listed
Official site
maine.gov(207) 326-4012

Official page last checked Oct 29, 2026. How we keep this current

Overview

Holbrook Island Sanctuary is a 1,424-acre state park (sanctuary) in Hancock County, about 13 miles southeast of Belfast.

Hours

Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.

FacilityDaysHoursSeason
The park’s wording doesn’t give clock times — see the official wording below.
Official wording

Open All Year, No Fee Charged

Source: official park page, checked Oct 29, 2026. Times are local to the park (America/New York).

Fees and passes

The park lists no entrance fee.

Reservations

Day use
No day-use reservation requirement mentioned
Booking system
Maine State Park campground reservations (campwithme.com)
Phone
800-332-1501 (Maine area codes); (207) 624-9950 (out of state)

Check availability and book

We link to the official booking system rather than showing live availability, which changes minute to minute.

Getting there

Address
PO Box 35
Brooksville, ME 04617
Nearest town
Belfast — about 13 mi southeast (straight line)
Coordinates
44.3519, -68.7933
Phone
(207) 326-4012

Google Maps directionsApple Maps

Nearby state parks

Sources and freshness

“Last checked” is when our system last read the official source. No change has been detected since this page was first published. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology

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