A striking expression of modern elegance and elevated city living, this rare top-floor residence at Echelon Seaport sets a new benchmark for luxury in Boston’s most vibrant waterfront neighborhood. PH3A offers 2,013 sq ft of thoughtfully designed space with dramatic city views and harbor exposures. Flooded with natural light through floor-to-ceiling windows, it features wide-plank white oak flooring, a sleek gas fireplace, and an airy, open-concept layout ideal for entertaining or everyday sophistication. The designer kitchen boasts custom Italian cabinetry, integrated Gaggenau appliances, and an oversized island. The expansive primary suite is a serene retreat with a spa-inspired marble bath and walk-in closet. Two additional bedrooms provide flexibility for guests or work-from-home living. Residents enjoy world-class amenities including indoor/outdoor pools, a state-of-the-art fitness center, luxury spa, sky lounges, 24-hour concierge, and valet.
Property Details
Price:
$5,250,000
MLS #:
73420149
Status:
Active
Beds:
3
Baths:
2.5
Type:
Condo
Subtype:
Condominium
Neighborhood:
Seaport District
Listed Date:
Aug 20, 2025
Finished Sq Ft:
2,013
Total Sq Ft:
2,013
Year Built:
2020
See this Listing
Schools
Interior
Bathrooms
2 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Fireplaces Total
1
Flooring
Hardwood
Heating
Forced Air
Laundry Features
In Unit
Exterior
Association Amenities
Pool, Elevator(s), Fitness Center
Community Features
Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/ Jog Trails, Medical Facility, Bike Path, Conservation Area, Highway Access, House of Worship, Marina, Private School, Public School, T- Station, University
Exterior Features
Balcony, Hot Tub/ Spa, City View(s)
Parking Features
Under, Deeded
Security Features
Doorman, Concierge
Financial
HOA Fee
$4,907
HOA Frequency
Monthly
HOA Includes
Heat, Gas, Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal
Tax Year
2025
Taxes
$60,976
Map
Community
- Address133 Seaport Blvd # 3A Boston MA
- CityBoston
- CountySuffolk
- Zip Code02210
Subdivisions in Boston
- Adams Village
- Ashmont Hill
- Ashmont Hill / Carruth Area
- Back Bay
- Bay Village
- Beacon Hill
- Bellevue Hill
- Boston
- Brighton-Oak Square
- Charlestown
- Chestnut Hill
- Chestnut Hill /Brookline line
- Chestnut Hill Park Condominium
- Clam Point Neighborhood
- Eight Streets Neighborhood
- Ellis South End Neighborhood
- Fairmount Hill
- Fields Corner
- Gas Light District
- Golf Course Neighborhood
- Harbor View
- Harborview
- Highland
- Hyde Park
- Jamaica Plain
- Lower Mills
- Melville Park
- Metropolitan Heights Area
- Metropolitan Hill
- Mission Hill – Longwood Medical
- Oak Square
- Parkway neighborhood
- Roslindale
- Roslindale – WC Bates
- roslindale village
- Roxbury’s Moreland Street Historic District
- Savin Hill: Minutes to Carson Beach/UMass Boston T-Stop
- South Boston
- Suffolk County
- Sumner Hill
- Thomas Park
- Woodbourne
LIGHTBOX-IMAGES
NOTIFY-MSG
Market Summary
Property Summary
- 133 Seaport Blvd # 3A Boston MA is a Condo for sale in Boston, MA, 02210. It is listed for $5,250,000 and features 3 beds, 3 baths, and has approximately 2,013 square feet of living space, and was originally constructed in 2020. The current price per square foot is $2,608. The average price per square foot for Condo listings in Boston is $1,052. The average listing price for Condo in Boston is $1,489,522. To schedule a showing of MLS#73420149 at 133 Seaport Blvd # 3A in Boston, MA, contact your Cornerstone Real Estate agent at 617-238-7400.
LIGHTBOX-IMAGES
NOTIFY-MSG
Similar Listings Nearby
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.
133 Seaport Blvd # 3A
Boston, MA
LIGHTBOX-IMAGES
NOTIFY-MSG