Discover this beautiful 5.7+/-acre wooded lot on Seal Harbor, Islesboro. Enjoy 541+/- feet of waterfrontage with southern and southwestern views of the protected, public harbor with a public dock and float hosting sailing lessons, swimming, and fishing in warmer months. This unique property features numerous established Ash and Oak trees, a private gravel beach and a bubbling brook. Part of the Big Tree Beach Subdivision, recently surveyed in late 2024, soil tested for a septic, with over 300+/- feet of road frontage on Big Tree Lane. Located on the western side of Islesboro the land can easily access Belfast to the north and Lincolnville to the south by private boat. Islesboro is a 20-minute ride from the mainland town of Lincolnville, accessed by a public car ferry, water taxi or private boat or small airplane.
Active
Price cut: $25K (8/6)
$310,000
Map 22 Lot 4B Big Tree Lane, Islesboro, ME 04848
--beds
--baths
5.7Acres
Land
Built in ----
5.7 Acres Lot
$-- Zestimate®
$--/sqft
$-- HOA
What's special
Bubbling brookPrivate gravel beach
- 148 days
- 159
- 13
Zillow last checked:
Listing updated:
Listed by:
Cates Real Estate
Source: Maine Listings,MLS#: 1660249
Facts & features
Property
Parking
- Parking features: No Driveway, 1 - 4 Spaces
Features
- On waterfront: Yes
- Body of water: Seal Harbor
- Frontage length: Waterfrontage: 541,Waterfrontage Owned: 541
Lot
- Size: 5.7 Acres
- Features: Level, Wooded
Details
- Parcel number: ISBR000022000000000004B000000
- Zoning: Waterfront
Utilities & green energy
- Electric: No Electric
- Sewer: None
- Water: None
Community & HOA
Community
- Subdivision: Big Tree Beach
Location
- Region: Islesboro
Financial & listing details
- Annual tax amount: $6,066
- Date on market: 5/1/2026
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 8/6/2026 | Price change | $310,000-7.5% |
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| 6/12/2026 | Price change | $335,000-2.9% |
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| 5/18/2026 | Price change | $345,000-8% |
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| 5/1/2026 | Listed for sale | $375,000 |
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| 5/1/2026 | Listing removed | $375,000 |
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| 3/21/2026 | Listed for sale | $375,000+4.2% |
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| 1/6/2026 | Listing removed | $360,000 |
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| 10/30/2025 | Price change | $360,000-4% |
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| 5/16/2025 | Listed for sale | $375,000 |
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Public tax history
Tax history is unavailable.






