Keywords
Search phrases people use to find our island stays.
Quick Answers
A quick snapshot of how people find 1BSI online.
Cabins, glamping tents, treehouse stays, retreats, and private island rentals.
Annabessacook Lake in Monmouth, Maine — near Winthrop.
1 Big Sustainable Island is a private island getaway on Annabessacook Lake in Maine. Guests search for Maine island rentals, waterfront vacation rentals, and off-grid adventures when they discover our treehouse stays, glamping tents, A-frame escapes, and cozy island cabins.
We welcome couples, families, and groups looking for eco-friendly retreats, Maine weddings, creative gatherings, and unplugged vacations. Browse our overnight stays, boating experiences, and planning details to see what fits your trip.
Popular search phrases
- Maine private island rentals and island vacation properties
- New England waterfront vacation rentals and island camping
- Island glamping in Maine with luxury tents on the water
- Treehouse stay on a Maine island canopy
- Eco-island retreat and sustainable island getaway
- Maine island weddings and waterfront event venues
- Off-the-grid vacation adventure on Annabessacook Lake
- Floating lake cabin stay and island A-frame adventure
- Private island log cabin and rustic lake house escape
- Group stays for the naturally curious at 1 Big Sustainable Island
Nearby locations people search
Annabessacook Lake, Winthrop, Augusta, Monmouth, Lewiston, and central Maine lake rentals.
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Helpful Guides
Ready to plan your overnight island stay?
Bookings go fast in peak season. We'll help you pick the right spot.
