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Echelon

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Price Down Payment Interest Rate Years
%

Est. Mortgage: $/month

Federal 30-year interest rate: 6.65% last updated on 2026-08-20

This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.

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135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210135 Seaport Boulevard Boston MA 02210
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  • 3Bedrooms
  • 3Bathrooms
  • 2,040Square Feet
Spectacular penthouse in the heart of Boston's vibrant Seaport-surrounded by award-winning restaurants, luxury boutiques, and waterfront attractions. This rare offering features 3 bedrooms, including a flexible third currently used as a den/media room. Soaring ceilings, wide-plank hardwood flrs, and floor-to-ceiling windows create an airy, sun-drenched atmosphere with sweeping city and harbor views and private terrace. A sleek chef's kitchen with premium appliances anchors the open-concept layout. The elegant primary suite includes custom closets and a spa-inspired bath. Enjoy 5-star amenities: 50k sq.ft - indoor & outdoor pools, fitness center with classes, basketball court, golf simulator, 22nd-floor Sky Lounge, and landscaped terraces with fire pits and grills. 24/7 concierge, valet, and doorman. Includes 2 garage parking spaces-one self-park (rare) and one valet. Easy access to highways & Logan Airport. A rare opportunity for elevated living in Boston's most exciting neighborhood.
Listed by Collin Sullivan of William Raveis R.E. & Home Services

Listing Sold by MLJ Real Estate Service LLC

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Basic Information

  • Bedrooms3
  • Mls StatusSold
  • Bathroom3
  • Parcel Number W:06 P:02642 S:592,5175554
  • Unit NumberPH3C

Location

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

Utilities

  • Cooling Central Air
  • Cooling YN Yes
  • Heat SystemYes
  • Heating Heat Pump
  • Sewer Public Sewer
  • Water Source Public

Amenities

  • Amenities
    • Bike Path
    • Highway Access
    • Marina
    • Pool
    • Public Transportation
    • Shopping
  • Association Amenities
    • Clubroom
    • Elevator(s)
    • Fitness Center
    • Pool
    • Sauna/Steam
    • Storage
  • Other AmenitiesFireplace, Golf
  • PetsYes w/ Restrictions
  • Pool Features Association, In Ground, Indoor, Heated
  • Security Features Doorman, Concierge

Tax Information

  • Tax Assessed Value $4,741,400
  • Tax Year 2025
  • Taxes$54,905

Rooms

  • Bathrooms Total Decimal 2.5
  • Full Bath2
  • Half Baths1

Building

  • Attached Garage YN Yes
  • BasementN
  • Building Area Units Square Feet
  • Common Walls No One Above
  • Entry Level 25
  • FireplaceYes
  • Fireplaces Total 1
  • Garage Spaces2
  • Property NameEchelon
  • Rooms5
  • Stories1
  • Year Built2018
  • Year Built Details Actual
  • Year Built Source Public Records

Parking

  • Parking Spaces
  • Covered Spaces 2
  • Garage YN Yes
  • Parking Features Under, Heated Garage

Basic Information

  • GO-List Price$5,395,000
  • MLS Number73349558
  • Modification Date09/04/2025
  • Property SubTypeCondominium
  • Purchase Contract Date07/28/2025
  • Sale Date09/04/2025
  • Sale Price$5,130,000

Exterior

  • Exterior Features Balcony

Property Information

  • Square Feet2,040
  • Building Area Source Public Records
  • Living Area 2,040
  • Lot Size Units Acres
  • Property Attached YN Yes
  • Structure Type High-Rise

Other

  • Association Fee $4,700
  • Association Fee Frequency Monthly
  • Association Fee Includes
    • Gas
    • Heat
    • Insurance
    • Maintenance Grounds
    • Maintenance Structure
    • Security
    • Sewer
    • Snow Removal
    • Trash
    • Water
  • Buyer Agency Compensation2.5
  • Date Listed03/25/2025
  • Farm Land Area Units Square Feet

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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