Welcome to 127 Valley Avenue on beautiful Great Diamond Island, a private and peaceful retreat in the heart of Casco Bay. Set on a landscaped 0.28-acre wooded lot, this fully furnished, move-in ready home offers the perfect blend of modern updates and island charm, just a scenic 20-minute ferry ride from Portland.
This thoughtfully remodeled 1,267-square-foot home features 2 bedrooms, 2 full bathrooms, a dedicated office, and a versatile bonus room. The updated kitchen showcases granite countertops, all new appliances, and a built-in bar complete with a mini fridge and keg refrigerator, creating an ideal space for entertaining.
Enjoy the changing seasons from the enclosed wraparound porch, or cozy up by the propane fireplace on cooler evenings. Extensive improvements include five newly installed heat pumps, upgraded insulation, a new well, a new septic system, and thoughtful storage enhancements.
Outside, enjoy beautifully maintained gardens, a self-watering vegetable garden, outdoor shower, hot tub, and additional storage building--perfect for embracing the relaxed island lifestyle.
Great Diamond Island offers tranquil beaches, scenic walking paths, two island restaurants, and a relaxed coastal lifestyle just minutes from Portland's shopping, dining, airport, and rail service.
Whether you're seeking a seasonal getaway or a nearly year-round island residence, this turnkey property offers an exceptional opportunity to enjoy the best of Maine island living.
Active
$799,900
127 Valley Avenue, Portland, ME 04109
2beds
1,267sqft
Single Family Residence
Built in 1884
0.28 Acres Lot
$-- Zestimate®
$631/sqft
$-- HOA
What's special
- 14 days |
- 1,376 |
- 74 |
Zillow last checked:
Listing updated:
Listed by:
Harborview Properties, Inc.
Source: Maine Listings,MLS#: 1668448
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Bedroom 1
- Level: Second
Bedroom 2
- Level: Second
Bonus room
- Level: Second
Dining room
- Level: First
Kitchen
- Level: First
Living room
- Level: First
Office
- Level: Second
Heating
- Direct Vent Heater
Cooling
- Heat Pump
Appliances
- Included: Cooktop, Dishwasher, Dryer, Microwave, Gas Range, Refrigerator, Trash Compactor, Wall Oven, Washer
Features
- Attic, Shower, Storage
- Flooring: Hardwood
- Basement: Crawl Space
- Number of fireplaces: 1
- Furnished: Yes
Interior area
- Total structure area: 1,267
- Total interior livable area: 1,267 sqft
- Finished area above ground: 1,267
- Finished area below ground: 0
Property
Parking
- Parking features: Gravel, 1 - 4 Spaces
Features
- Patio & porch: Screened
- Has spa: Yes
Lot
- Size: 0.28 Acres
- Features: Near Golf Course, Near Public Beach, Landscaped, Wooded
Details
- Additional structures: Shed(s)
- Parcel number: PTLDM083ABR013001
- Zoning: IR2
- Other equipment: Generator
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Cape Cod
- Property subtype: Single Family Residence
Materials
- Wood Frame, Clapboard
- Roof: Shingle
Condition
- Year built: 1884
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Private Sewer, Septic Tank
- Water: Private, Public
Community & HOA
Location
- Region: Portland
Financial & listing details
- Price per square foot: $631/sqft
- Tax assessed value: $350,700
- Annual tax amount: $5,299
- Date on market: 6/28/2026
- Road surface type: Dirt
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Visit professional directoryEstimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 6/28/2026 | Listed for sale | $799,900+44%$631/sqft |
Source: | ||
| 9/10/2021 | Sold | $555,500+1%$438/sqft |
Source: | ||
| 7/30/2021 | Pending sale | $550,000$434/sqft |
Source: | ||
| 7/21/2021 | Listed for sale | $550,000$434/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $5,054 | $350,700 |
| 2023 | $5,054 +36.8% | $350,700 +29.2% |
| 2022 | $3,694 -24.6% | $271,400 +29.1% |
| 2020 | $4,902 | $210,300 |
| 2019 | $4,902 +3.7% | $210,300 |
| 2018 | $4,728 +3.8% | $210,300 |
| 2017 | $4,553 +2.6% | $210,300 |
| 2016 | $4,439 +2.3% | $210,300 |
| 2015 | $4,338 +3.1% | $210,300 |
| 2014 | $4,206 | $210,300 |
Find assessor info on the county website
Monthly payment
Est. payment$--/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.
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Climate risks
Neighborhood: Great Diamond Island
Nearby schools
GreatSchools rating
- 3/10Howard C Reiche Community SchoolGrades: PK-5Distance: 4 mi
- 2/10King Middle SchoolGrades: 6-8Distance: 4.2 mi
- 4/10Portland High SchoolGrades: 9-12Distance: 3.4 mi
- Maine
- Cumberland County
- Portland
- 04109
- Great Diamond Island
- 127 Valley Avenue




