$610,000
300 Commercial Street # 512
Boston, MA, 02109
Welcome home to Boston’s waterfront at The Mariner, where the comforts of a full-service elevator building meet harbor living. This inviting one-bedroom residence features an open-concept main living area with high ceilings that flows out to a private, covered balcony, the perfect spot for morning coffee or hosting with a view of the city skyline. Other defining features include central air conditioning, in-unit laundry, and recessed lighting. Residents of The Mariner enjoy 24-hour concierge service, plus access to an oversized, furnished common roof deck with sweeping panoramic views of Boston Harbor. Originally built in 1911 and converted to condos in 1987, the building itself carries the character of Boston’s storied waterfront. Recent noteworthy capital improvements within the association include a new cooling tower and boiler, roof, exterior façade coating, and an updated lobby and hallways. Improvements within the unit include a new HVAC system (2023), refrigerator (2023), and dishwasher (2023), washer and dryer (2022). Ideally located just steps from the Historic North End harborwalk, Hanover Street restaurants, the Financial District, and TD Garden. Pets are permitted with trustee approval.
Property Details
Price:
$610,000
MLS #:
73578792
Status:
Active
Beds:
1
Baths:
1
Type:
Condo
Subtype:
Condominium
Listed Date:
Sep 17, 2026
Finished Sq Ft:
577
Total Sq Ft:
577
Year Built:
1900
Schools
Interior
Above Grade Finished Area
577
Appliances
Range, Dishwasher, Disposal, Refrigerator, Washer, Dryer
Bathrooms
1 Full Bathroom
Cooling
Heat Pump
Flooring
Parquet
Heating
Heat Pump
Laundry Features
In Unit
Exterior
Accessibility Features
Accessible Entrance
Association Amenities
Elevator(s)
Common Walls
Corner
Community Features
Public Transportation, Shopping, Pool, Park, Walk/Jog Trails, Medical Facility, Highway Access, Public School, T-Station, University
Construction Materials
Brick, Stone
Exterior Features
Patio – Enclosed
Open Parking YN
1
Parking Features
On Street
Patio And Porch Features
Patio – Enclosed
Roof
Rubber
Security Features
Doorman, Concierge
Stories
1
Waterfront Features
Waterfront, Harbor
Financial
HOA Fee
$680
HOA Fee Frequency
Monthly
HOA Includes
Water, Sewer, Insurance, Security, Snow Removal, Trash
Tax Year
2026
Taxes
$6,620
Marie Andrews is an award-winning, licensed real estate broker with licenses in Massachusetts and Florida. She has been selling real estate in the greater Boston area for over 20 years. Over the past two decades, Marie has worked for Century 21 Advanced Realty, building a reputation as a multi-million dollar producer. She has developed an extensive network of investors, lenders, and attorneys. Marie has a wide knowledge base on property management, Massachusetts real estate law, and building…
More About MarieMortgage Calculator
Map
Community
- Address300 Commercial Street # 512 Boston MA
- CityBoston
- CountySuffolk
- Zip Code02109
Subdivisions in Boston
- Adams Village
- Allston
- Ashmont Hill / Carruth Area
- Bellevue Hill
- Bellevue Hill/ Roxbury Latin
- Boston
- Brighton
- Brighton-Oak Square
- Carruth’s Hill
- Charlestown
- Dorchester
- Fairmount Hill
- Farlow Hill
- Fort Hill Highland Park
- Harbor View-Orient Heights
- Harborview
- Hyde Park
- Jamaica Plain Moss Hill
- Lower Mills
- Lowermills
- Mattapan
- Melville Park
- Mission Hill – Longwood Medical
- Moss Hill
- Moss Hill, across from Emerald Necklace & Jamaica Pond
- Moss Hill, Jamaica Plain
- Orient Heights
- Peak Hill Neighborhood
- Pondside/Monument Square Historic District
- Readville
- Roslindale Village
- ROXBURY
- South End
- St Botolph
- Stonybrook Village
- Thomas Park / Dorchester Heights
- Thompson Square
- Tommy’s Rock
- Well Respected Hyde Park Neighborhood Area of Boston.
- West Roxbury
- West Roxbury’s Bellevue Hill
- West Side
- Woodbourne Historic District
- Woodbourne in JP/Roslindale
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Property Summary
- 300 Commercial Street # 512 Boston MA is a Condo for sale in Boston, MA, 02109. It is listed for $610,000 and features 1 beds, 1 baths, and has approximately 577 square feet of living space, and was originally constructed in 1900. The current price per square foot is $1,057. The average price per square foot for Condo listings in Boston is $1,020. The average listing price for Condo in Boston is $1,431,091. To schedule a showing of MLS#73578792 at 300 Commercial Street # 512 in Boston, MA, contact your Pegasus Realty LLC agent at 781-858-3505.
Courtesy of Compass. The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information set forth herein.
300 Commercial Street # 512
Boston, MA