Introducing 11 Tree Tops Lane in Harpswell, Maine. A just completed, fully updated renovation, where thoughtful design meets exceptional craftsmanship. Designed by Waltman Architectural Design and meticulously constructed by Harriman Construction, this residence offers a seamless blend of refined coastal living and rustic charm.
Perched among the treetops overlooking the waters of Lowell's Cove on Orr's Island, the home allows for privacy while only a short walk away to the water, town library, and local trails and parks. The exterior showcases state-of-the-art workmanship, highlighted by a striking mix of textures--natural stone, red cedar, and iconic green trim--creating a timeless and distinctly Maine aesthetic.
The main level offers two bedrooms and a thoughtfully designed open-concept living space. The living room, kitchen, and dining area flow effortlessly, while expansive windows invite in abundant natural light. The kitchen features high-end appliances and all-new systems throughout the home ensure comfort and peace of mind.
This home is the essence of functionality meeting coastal living. A first-floor laundry area and powder room located just off the garage provide an ideal landing space after a day at the beach or out on the water. French doors on each level open to expansive decks, creating the perfect setting for entertaining or simply enjoying the ocean breeze.
Each floor is designed with privacy in mind, featuring separate entrances and exits for the main, upper, and lower-level living areas, ideal for hosting guests, rental potential, or multigenerational living. The upper level offers a complete living space, including a full kitchen, breakfast nook, and an inviting sitting area, perfect for extended stays with family and friends. The second-floor bedroom features vaulted ceilings, an en-suite bath, private laundry, and coffee bar.
A truly one-of-a-kind offering where new construction seamlessly meets timeless, enduring design.
Active
Price cut: $149K (6/2)
$1,750,000
11 Tree Tops Lane, Harpswell, ME 04066
3beds
4,648sqft
Single Family Residence
Built in 2025
0.47 Acres Lot
$1,730,700 Zestimate®
$377/sqft
$-- HOA
What's special
- 43 days |
- 1,539 |
- 83 |
Zillow last checked:
Listing updated:
Listed by:
Portside Real Estate Group
Source: Maine Listings,MLS#: 1662287
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Bedroom 1
- Level: First
Bedroom 2
- Level: First
Bedroom 3
- Level: Second
Bonus room
- Level: Basement
Den
- Level: First
Dining room
- Level: First
Kitchen
- Level: First
Laundry
- Level: First
Living room
- Level: First
Other
- Level: Second
Heating
- Baseboard, Forced Air, Heat Pump, Hot Water
Cooling
- Heat Pump
Appliances
- Included: Cooktop, Dishwasher, Disposal, Dryer, Refrigerator, Wall Oven, Washer
Features
- 1st Floor Bedroom, Bathtub, In-Law Floorplan, Pantry, Shower, Storage, Primary Bedroom w/Bath
- Flooring: Tile, Hardwood
- Basement: Interior Entry,Walk-Out Access,Finished
- Number of fireplaces: 1
Interior area
- Total structure area: 4,648
- Total interior livable area: 4,648 sqft
- Finished area above ground: 3,652
- Finished area below ground: 996
Property
Parking
- Total spaces: 2
- Parking features: Gravel, 1 - 4 Spaces, On Site, Garage Door Opener
- Attached garage spaces: 2
Features
- Levels: Multi/Split
- Patio & porch: Deck
- Has view: Yes
- View description: Trees/Woods
- Body of water: Lowell's Cove, Casco Bay
Lot
- Size: 0.47 Acres
- Features: Near Public Beach, Near Town, Wooded
Details
- Parcel number: HARPM031L085
- Zoning: CF-2, Shoreland
- Other equipment: Generator
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Shingle
- Property subtype: Single Family Residence
Materials
- Wood Frame, Shingle Siding, Wood Siding
- Foundation: Poured Concrete
- Roof: Metal,Shingle
Condition
- New Construction
- New construction: Yes
- Year built: 2025
Utilities & green energy
- Electric: Circuit Breakers, Combination
- Sewer: Private Sewer, Septic Design Available, Holding Tank
- Water: Private, Well
Green energy
- Energy efficient items: Ceiling Fans, Water Heater
Community & HOA
Community
- Security: Water Radon Mitigation System
- Subdivision: Informal
Location
- Region: Orrs Island
Financial & listing details
- Price per square foot: $377/sqft
- Tax assessed value: $463,800
- Annual tax amount: $2,950
- Date on market: 5/16/2026
- Road surface type: Gravel
Estimated market value
$1,730,700
$1.64M - $1.82M
$4,621/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/2/2026 | Price change | $1,750,000-7.8%$377/sqft |
Source: | ||
| 5/16/2026 | Listed for sale | $1,899,000+493.4%$409/sqft |
Source: | ||
| 8/3/2020 | Sold | $320,000+0.3%$69/sqft |
Source: | ||
| 6/18/2020 | Pending sale | $319,000$69/sqft |
Source: Engel & V�lkers Harpswell #1455098 Report a problem | ||
| 6/5/2020 | Listed for sale | $319,000+65.3%$69/sqft |
Source: Engel & Volkers Casco Bay #1455098 Report a problem | ||
| 7/8/2016 | Sold | $193,000-8.1%$42/sqft |
Source: | ||
| 5/4/2016 | Price change | $209,900-2.3%$45/sqft |
Source: Homes & Harbors, LLC #1255368 Report a problem | ||
| 3/22/2016 | Listed for sale | $214,900$46/sqft |
Source: Homes & Harbors, LLC #1255368 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $2,950 +17.8% | $463,800 +12.9% |
| 2023 | $2,505 +41.8% | $410,700 +37.2% |
| 2022 | $1,766 +64.1% | $299,400 +87.6% |
| 2020 | $1,076 +0.7% | $159,600 |
| 2019 | $1,069 +3.4% | $159,600 |
| 2018 | $1,034 +0.8% | $159,600 +0.4% |
| 2017 | $1,026 -1.2% | $158,900 -2% |
| 2016 | $1,038 +2.6% | $162,200 |
| 2015 | $1,012 +7.9% | $162,200 |
| 2013 | $938 -6.5% | $162,200 -2.9% |
| 2010 | $1,003 | $167,100 |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
See how much you could borrow to make a competitive offer.
Climate risks
Neighborhood: Orr's Island
Nearby schools
GreatSchools rating
- 9/10Harpswell Community SchoolGrades: K-5Distance: 6 mi
- 6/10Mt Ararat Middle SchoolGrades: 6-8Distance: 12.9 mi
- 4/10Mt Ararat High SchoolGrades: 9-12Distance: 12.5 mi
A local agent can set up tours, give advice and negotiate with sellers.
- Maine
- Cumberland County
- Harpswell
- 04066
- Orr's Island
- 11 Tree Tops Lane







