Enjoy island living at its finest in this historic Quartermasters at Diamond Cove on Great Diamond Island. This 3-bedroom, 2.5-bath home offers antique hardwood floors, soaring ceilings, exposed beams, and a cozy wood-burning fireplace. The kitchen features stainless steel appliances and granite countertops, and the desirable first-floor primary suite adds comfort and convenience. A private deck with water views extends your living space outdoors. Just a short stroll away are the island's restaurant, marina, and private beaches, along with endless opportunities to explore the surrounding islands and boating destinations or head into Portland for its vibrant dining and shopping scene.
Diamond Cove residents enjoy outstanding amenities, including a heated pool, tennis and pickleball courts, fitness center, indoor basketball court, antique bowling alley, private beaches, and wooded walking trails. With convenient year-round ferry service from Portland running multiple times daily and on-site association staff, island living in Maine has never been easier--just in time for summer!
Closed
$800,000
6 Quartermaster Court, Portland, ME 04109
3beds
2,016sqft
Single Family Residence
Built in 1890
871.2 Square Feet Lot
$802,800 Zestimate®
$397/sqft
$4,053 Estimated rent
Home value
$802,800
$763,000 - $843,000
$4,053/mo
Zestimate® history
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List your homeWhat's special
Cozy wood-burning fireplaceHeated poolWooded walking trailsSoaring ceilingsGranite countertopsTennis and pickleball courtsPrivate beaches
Zillow last checked:
Listing updated:
Listed by:
Legacy Properties Sotheby's International Realty
Bought with:
Keller Williams Realty
Source: Maine Listings,MLS#: 1653706
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Primary bedroom
- Features: Vaulted Ceiling(s), Closet, Full Bath, Jetted Tub, Suite
- Level: First
Bedroom 1
- Features: Vaulted Ceiling(s), Walk-In Closet(s)
- Level: Second
Bedroom 2
- Features: Vaulted Ceiling(s), Walk-In Closet(s)
- Level: Second
Dining room
- Level: First
Kitchen
- Features: Vaulted Ceiling(s)
- Level: First
Laundry
- Level: Basement
Living room
- Features: Wood Burning Fireplace
- Level: First
Heating
- Forced Air
Cooling
- None
Appliances
- Included: Dishwasher, Dryer, Electric Range, Refrigerator, Washer
Features
- 1st Floor Primary Bedroom w/Bath, Bathtub, Shower, Storage, Walk-In Closet(s), Primary Bedroom w/Bath
- Flooring: Tile, Wood
- Basement: Interior Entry,Daylight,Full,Partial
- Number of fireplaces: 1
- Furnished: Yes
Interior area
- Total structure area: 2,016
- Total interior livable area: 2,016 sqft
- Finished area above ground: 2,016
- Finished area below ground: 0
Property
Parking
- Parking features: Other, On Site
Features
- Has view: Yes
- View description: Scenic, Trees/Woods
- Body of water: Casco Bay
- Frontage length: Waterfrontage: 1000,Waterfrontage Shared: 1000
Lot
- Size: 871.20 sqft
- Features: Abuts Conservation, Historic District, Level, Open Lot, Sidewalks, Landscaped
Details
- Parcel number: PTLDM083FBA562001
- Zoning: ER
- Other equipment: Internet Access Available
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Victorian
- Property subtype: Single Family Residence
Materials
- Masonry, Brick
- Foundation: Stone, Granite, Brick/Mortar
- Roof: Slate
Condition
- Year built: 1890
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Quasi-Public
- Water: Public
Green energy
- Energy efficient items: Thermostat
Community & neighborhood
Community
- Community features: Clubhouse
Location
- Region: Portland
- Subdivision: Diamond Cove Homeowner Association
HOA & financial
HOA
- Has HOA: Yes
- HOA fee: $796 monthly
Other
Other facts
- Road surface type: Dirt
Price history
| Date | Event | Price |
|---|---|---|
| 6/18/2026 | Sold | $800,000-3%$397/sqft |
Source:  Maine Listings #1653706 Report a problem | ||
| 5/28/2026 | Pending sale | $825,000$409/sqft |
Source: Maine Listings #1653706 Report a problem | ||
| 5/11/2026 | Price change | $825,000-2.9%$409/sqft |
Source: Maine Listings #1653706 Report a problem | ||
| 3/9/2026 | Listed for sale | $850,000-2.9%$422/sqft |
Source: Maine Listings #1653706 Report a problem | ||
| 12/11/2025 | Listing removed | $875,000$434/sqft |
Source: Maine Listings #1615841 Report a problem | ||
| 9/18/2025 | Price change | $875,000-2.2%$434/sqft |
Source: Maine Listings #1615841 Report a problem | ||
| 4/17/2025 | Price change | $895,000-3.2%$444/sqft |
Source: Maine Listings #1615841 Report a problem | ||
| 3/11/2025 | Listed for sale | $925,000-2.6%$459/sqft |
Source: Maine Listings #1615841 Report a problem | ||
| 9/30/2024 | Listing removed | $950,000$471/sqft |
Source: Maine Listings #1587550 Report a problem | ||
| 8/19/2024 | Price change | $950,000-2.6%$471/sqft |
Source: Maine Listings #1587550 Report a problem | ||
| 7/31/2024 | Price change | $975,000-2%$484/sqft |
Source: Maine Listings #1587550 Report a problem | ||
| 4/26/2024 | Listed for sale | $995,000+155.1%$494/sqft |
Source: Maine Listings #1587550 Report a problem | ||
| 7/13/2018 | Sold | $390,000+3.4%$193/sqft |
Source: Maine Listings #1346377 Report a problem | ||
| 4/15/2014 | Sold | $377,000$187/sqft |
Source: Agent Provided Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $8,741 | $606,600 |
| 2023 | $8,741 +5.9% | $606,600 |
| 2022 | $8,256 -6.6% | $606,600 +60% |
| 2020 | $8,839 | $379,200 |
| 2019 | $8,839 +3.7% | $379,200 |
| 2018 | $8,524 +3.8% | $379,200 |
| 2017 | $8,210 +2.6% | $379,200 |
| 2016 | $8,005 +2.3% | $379,200 |
| 2015 | $7,823 +3.2% | $379,200 |
| 2014 | $7,584 +3% | $379,200 |
| 2013 | $7,360 +3.1% | $379,200 |
| 2012 | $7,137 +3% | $379,200 |
| 2011 | $6,932 | $379,200 |
Find assessor info on the county website
Neighborhood: Great Diamond Island
Nearby schools
GreatSchools rating
- 3/10Howard C Reiche Community SchoolGrades: PK-5Distance: 4.3 mi
- 2/10King Middle SchoolGrades: 6-8Distance: 4.4 mi
- 4/10Portland High SchoolGrades: 9-12Distance: 3.7 mi
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- Maine
- Cumberland County
- Portland
- 04109
- Great Diamond Island
- 6 Quartermaster Court
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