Echelon

Listing Tools

Experience unparalleled indoor-outdoor luxury in Echelon Seaport Residence 2008, featuring a rare ~450-square-foot private terrace, the largest of its kind on the market. This south-facing home is one of only five 3-bedroom units in the entire building to offer a private terrace, providing a level of exclusivity rarely found in Boston high-rises.Perched on the 20th floor, the sprawling residence flows onto the massive outdoor space, complete with a dedicated gas line for seamless entertaining. Inside, the light-filled home features wide-plank oak floors and a chef's kitchen with an oversized Caesarstone island and Thermador appliances. Meticulously maintained, the interior is elevated by custom closet systems and designer upgrades.Echelon's white-glove lifestyle includes 24/7 concierge, valet, three resort pools, a fitness/wellness center, social lounges, and a golf simulator. This is a premier opportunity for the ultimate private outdoor retreat.

More Info

Basic Information

  • Bedrooms3
  • Mls StatusActive
  • Bathroom3
  • Parcel Number W:06 P:02642 S:571,5175554
  • Unit Number2008

Location

  • NeighborhoodSeaport District
  • SubdivisionSeaport District
  • Address135 Seaport Boulevard
  • Building Number135
  • CountySuffolk
  • StateMA
  • StreetSeaport Boulevard
  • TownBoston
  • Zip02210

Utilities

  • Cooling Central Air
  • Cooling YN Yes
  • Electric Circuit Breakers
  • Heat SystemYes
  • Heating Forced Air, Heat Pump
  • Sewer Public Sewer
  • Water Source Public

Amenities

  • Amenities
    • Highway Access
    • House of Worship
    • Marina
    • Park
    • Public Transportation
    • Shopping
    • T-Station
    • Walk/Jog Trails
  • Appliances IncludedRange, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
  • Association Amenities Pool, Elevator(s), Fitness Center, Clubroom
  • Green Energy Efficient Thermostat
  • Other AmenitiesGolf
  • PetsYes
  • Pool Features Association, In Ground, Indoor
  • Security Features Concierge

Tax Information

  • Tax Assessed Value $3,235,200
  • Tax Year 2025
  • Taxes$37,464

Rooms

  • Bathrooms Total Decimal 3
  • Full Bath3

Building

  • Attached Garage YN Yes
  • BasementN
  • Building Area Units Square Feet
  • Common Walls Corner
  • Door Features Insulated Doors
  • Entry Level 20
  • Garage Spaces2
  • Patio And Porch Features Deck
  • Property NameEchelon
  • Rooms5
  • Stories1
  • Utilities For Gas Range
  • Window Features Insulated Windows
  • Year Built2018
  • Year Built Details Actual
  • Year Built Source Public Records

Parking

  • Parking Spaces2
  • Covered Spaces 2
  • Garage YN Yes
  • Parking Features Under, Deeded

Basic Information

  • List Price$4,299,999
  • MLS Number73478748
  • Modification Date04/20/2026
  • Property SubTypeCondominium

Property

  • Entry Location Unit Placement(Upper)

Interior

  • Flooring Tile, Hardwood

Exterior

  • Exterior Features Deck, City View(s)
  • RoofRubber

Property Information

  • Square Feet1,909
  • Building Area Source Public Records
  • Living Area 1,909
  • Lot Size Units Acres
  • Property Attached YN Yes
  • Structure Type High-Rise
  • View YN Yes

Other

  • Association Fee $4,037
  • Association Fee Frequency Monthly
  • Association Fee Includes
    • Insurance
    • Maintenance Grounds
    • Maintenance Structure
    • Reserve Funds
    • Security
    • Trash
  • Date Listed02/19/2026
  • Farm Land Area Units Square Feet
  • View Count1

Map Location

Listed by Santana Team of Keller Williams Realty Boston Northwest

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. (MLSPIN) from third party sources, including sellers, lessors and public records, and were compiled by MLSPIN. The property listing data and information, and the Images, 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. MLSPIN and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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