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133 Seaport Blvd #PH 3A

Seaport District, Boston, MA 02210
$4,900,000
3 Beds
2/1 Baths
2,013 Living Area
  • Property Description
    Rare 25th floor penthouse in Tower 1 at Echelon Seaport featuring two parking spots, deeded private storage, and corner views featuring the city skyline and Boston Harbor! PH3A offers 2,013 sq ft of thoughtfully designed space with dramatic city views and harbor exposures. Flooded with natural light through the west facing 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.
  • Highlights
    • Area: Seaport District
    • Has View: Yes
    • HOA Fee: $4,907
    • Property Class: Residential
    • Stories: 1
    • Unit Number: Ph 3a
    • Status: Closed
    • Cooling: Central Air
    • Heating: Forced Air
    • Parking Spots: 2
    • Property Type: Condominium
    • Total Rooms: 6
    • Year Built: 2020
  • Additional Details
    • Basement: N
    • Fireplaces: 1
    • Pets Allowed: Yes
    • Total Number of Units: 733
    • Year Built Details: Actual
    • Zoning: res
    • Exterior Features: Balcony, Hot Tub/Spa, City View(s)
    • Flooring: Hardwood
    • SqFt Source: Master Deed
    • View: City
    • Year Built Source: Public Records
  • Amenities
    • 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
    • Parking Features: Under, Deeded
    • Security Features: Doorman, Concierge
    • Covered Parking Spaces: 2
    • Pool Features: Association, In Ground, Indoor, Heated
    • Waterfront Features: 1 to 2 Mile To Beach
  • Utilities
    • Sewer: Public Sewer
    • Water Source: Public
  • Fees / Taxes
    • Assessed Value: $5,214,500
    • HOA Fee Includes: Heat, Gas, Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal
    • Taxes: $60,976
    • HOA Fee Frequency: Monthly
    • Tax Year: 2025
Echelon Seaport Boston – New Construction Condos

About this building

Echelon Seaport Boston – New Construction Condos

Echelon Seaport, in its pre-construction phase, promises to be one of the most exciting, ultra-luxury condo developments Boston has ever seen. The Seaport District, which has quickly become Boston’s...

Area
Seaport District
 
 
About this building
Year Built
2020
No Fee
Yes
View 16 Listings

Echelon Seaport Boston – New Construction Condos

Listings

Floor Unit # Price Bd/Bth Sqft $/Sqft Maint
-- 502 $799,000 0/1 444 $1,800/ft $669 Details 
Floor Unit # Price Bd/Bth Sqft $/Sqft Maint
-- 1805 $1,475,000 1/1.5 812 $1,817/ft $1,640 Details 
-- 1215 $1,275,000 1/1 800 $1,594/ft $1,240 Details 
-- 807 $1,100,000 1/1 683 $1,611/ft $1,041 Details 
Floor Unit # Price Bd/Bth Sqft $/Sqft Maint
-- 902 $1,795,000 2/2 1,064 $1,688/ft $1,874 Details 
-- 1122 $2,875,000 2/2.5 1,285 $2,238/ft $2,719 Details 
-- 1022 $2,750,000 2/2.5 1,285 $2,141/ft $2,267 Details 
-- 1208 $2,450,000 2/2.5 1,496 $1,638/ft $2,934 Details 
-- 2101 $2,395,000 2/2.5 1,448 $1,655/ft $3,006 Details 
-- 2007 $2,145,000 2/2 1,201 $1,787/ft $1,977 Details 
-- 1602 $1,929,900 2/2 1,064 $1,814/ft $1,882 Details 
-- 717 $1,625,000 2/2 1,068 $1,522/ft $1,661 Details 
Floor Unit # Price Bd/Bth Sqft $/Sqft Maint
-- 12 $4,695,000 3/3.5 1,957 $2,400/ft $4,675 Details 
Floor Unit # Price Bd/Bth Sqft $/Sqft
-- 1912 $5,650/mo 1/1 691 $9/ft Details 
-- 1107 $5,600/mo 1/1 686 $9/ft Details 
Floor Unit # Price Bd/Bth Sqft $/Sqft
-- PH1C $30,000/mo 3/2.5 2,192 $14/ft Details 

Units Sold

Floor Unit # List Price Sold Price Bd/Bth Sqft $/Sqft
-- PH 3A $5,250,000 $4,900,000 3/2.5 2,013 $2,435/ft
-- PH 1B $4,995,000 $4,995,000 3/2.5 2,006 $2,491/ft
20 2018 $3,775,000 $3,775,000 3/2.5 1,628 $2,319/ft
-- 1820 $3,695,000 $3,695,000 2/2.5 1,615 $2,288/ft
22 2205 $3,504,000 $3,504,000 3/2.5 1,602 $2,188/ft
-- 1522 $2,601,300 $2,601,300 2/2.5 1,297 $2,006/ft
-- 2002 $2,499,000 $2,480,000 2/2.5 1,344 $1,846/ft
-- 1220 $2,399,000 $2,310,000 2/2.5 1,255 $1,841/ft
-- 608 $2,350,000 $2,350,000 2/2.5 1,496 $1,571/ft
-- 1020 $1,975,000 $1,975,000 2/2.5 1,268 $1,558/ft
-- 1602 $1,857,500 $1,857,500 2/2 1,064 $1,746/ft
-- 617 $1,795,000 $1,700,000 1/2 1,057 $1,609/ft
-- 709 $1,795,000 $1,795,000 2/2 1,201 $1,495/ft
-- 1202 $1,765,000 $1,765,000 2/2 1,064 $1,659/ft
-- 902 $1,757,500 $1,767,500 2/2 1,075 $1,645/ft
-- 1002 $1,695,000 $1,695,000 2/2 1,075 $1,577/ft
-- 903 $1,650,000 $1,650,000 2/2 1,075 $1,535/ft
8 802 $1,600,000 $1,600,000 2/2 1,064 $1,504/ft
-- 1117 $1,575,000 $1,575,000 2/2 1,057 $1,491/ft
-- 1010 $1,331,155 $1,331,155 1/1.5 789 $1,688/ft
-- 1912 $1,279,000 $1,279,000 1/1 691 $1,851/ft
-- 1210 $1,275,000 $1,275,000 1/1.5 789 $1,616/ft
-- 815 $1,195,000 $1,050,000 1/1 803 $1,308/ft
-- 812 $1,160,000 $1,053,000 1/1 691 $1,524/ft
-- 1219 $1,098,000 $1,098,000 1/1 646 $1,700/ft
-- 2008 $3,150,000 $3,075,000 3/2.5 1,554 $1,979/ft
-- 1108 $2,600,000 $2,480,000 2/2.5 1,495 $1,659/ft
-- 708 $2,599,000 $2,500,000 2/2.5 1,494 $1,674/ft
-- 808 $2,495,000 $2,420,000 2/2.5 1,494 $1,620/ft
-- 908 $2,395,000 $2,300,000 3/2.5 1,494 $1,540/ft
-- 920 $2,299,000 $2,130,000 2/2.5 1,255 $1,698/ft
-- 822 $2,199,000 $2,170,000 2/2.5 1,285 $1,689/ft
-- 722 $2,190,000 $2,000,000 2/2.5 1,285 $1,557/ft
-- 2203 $2,175,000 $2,175,000 2/2 1,199 $1,815/ft
-- 2105 $2,150,000 $2,150,000 2/2 1,200 $1,792/ft
-- 620 $2,149,000 $2,065,000 2/2.5 1,255 $1,646/ft
-- 723 $2,065,000 $1,900,000 2/2 1,244 $1,528/ft
-- 823 $2,050,000 $1,967,500 2/2 1,244 $1,582/ft
-- 601 $1,995,000 $1,995,000 2/2 1,137 $1,755/ft
-- 1723 $1,995,000 $1,985,000 2/2 1,203 $1,651/ft
-- 1509 $1,920,000 $1,880,000 2/2 1,201 $1,566/ft
-- 1817 $1,900,000 $1,900,000 2/2 1,057 $1,798/ft
-- 1903 $1,800,000 $1,800,000 2/2 1,062 $1,695/ft
-- 1617 $1,699,000 $1,699,000 2/2 1,057 $1,608/ft
-- 803 $1,695,000 $1,668,800 2/2 1,062 $1,572/ft
-- 817 $1,630,000 $1,635,000 2/2 1,068 $1,531/ft
-- 917 $1,620,000 $1,599,000 2/2 1,057 $1,513/ft
-- 1017 $1,549,000 $1,530,000 2/2 1,057 $1,448/ft
-- 1710 $1,475,000 $1,385,000 1/1.5 777 $1,783/ft
-- 1510 $1,450,000 $1,270,000 1/1.5 779 $1,631/ft
-- 1705 $1,435,000 $1,435,000 1/1 812 $1,768/ft
-- 1605 $1,395,000 $1,355,000 1/1.5 812 $1,669/ft

Units Rented

Floor Unit # List Price Sold Price Bd/Bth Sqft $/Sqft
-- PH2A $23,000/mo $22,000/mo 3/2.5 2,231 $10/ft
-- 2018 $15,500/mo $15,500/mo 3/2.5 1,625 $10/ft
-- 2018 $15,000/mo $15,000/mo 3/2.5 1,625 $10/ft
20 2018 $12,800/mo $12,500/mo 3/2.5 1,625 $8/ft
-- 2105 $9,750/mo $9,500/mo 2/2 1,200 $8/ft
-- 1222 $9,500/mo $9,600/mo 2/2.5 1,297 $8/ft
-- 1509 $9,200/mo $9,200/mo 2/2 1,201 $8/ft
-- 809 $9,000/mo $8,900/mo 2/2 1,208 $8/ft
-- 1009 $8,900/mo $8,900/mo 2/2 1,208 $8/ft
-- 922 $8,800/mo $8,900/mo 2/2.5 1,285 $7/ft
-- 1009 $8,500/mo $8,500/mo 2/2 1,208 $8/ft
-- 1020 $8,000/mo $7,900/mo 2/2.5 1,268 $7/ft
-- 1520 $7,950/mo $7,600/mo 2/2.5 1,255 $7/ft
-- 1117 $7,500/mo $7,000/mo 2/2 1,057 $7/ft
-- 702 $7,500/mo $7,500/mo 2/2 1,064 $8/ft
-- 903 $7,400/mo $7,400/mo 2/2 1,075 $7/ft
-- 902 $7,200/mo $7,200/mo 2/2 1,075 $7/ft
-- 1703 $7,000/mo $7,000/mo 2/2 1,075 $7/ft
-- 703 $6,700/mo $6,700/mo 2/2 1,075 $7/ft
-- 903 $6,700/mo $6,700/mo 2/2 1,075 $7/ft
-- 1703 $6,500/mo $6,300/mo 2/2 1,062 $6/ft
-- 1816 $6,500/mo $6,500/mo 2/1 845 $8/ft
-- 809 $6,500/mo $6,200/mo 2/2 1,208 $6/ft
9 902 $6,300/mo $6,300/mo 2/2 1,075 $6/ft
-- 903 $6,200/mo $6,200/mo 2/2 1,075 $6/ft
-- 520 $6,000/mo $6,000/mo 1/1 693 $9/ft
-- 1816 $5,950/mo $5,950/mo 2/1 845 $8/ft
-- 1716 $5,950/mo $5,850/mo 2/1 845 $7/ft
-- 816 $5,800/mo $5,800/mo 1/1 845 $7/ft
-- 902 $5,700/mo $5,700/mo 2/2 1,075 $6/ft
-- 905 $5,500/mo $5,500/mo 1/1.5 812 $7/ft
9 903 $5,500/mo $5,500/mo 2/2 1,075 $6/ft
-- 905 $5,500/mo $5,500/mo 1/1.5 812 $7/ft
-- 1509 $5,500/mo $5,300/mo 2/2 1,208 $5/ft
-- 1801 $5,200/mo $5,200/mo 1/1 672 $8/ft
-- 902 $5,000/mo $5,500/mo 2/2 1,075 $6/ft
-- 815 $5,000/mo $5,000/mo 1/1 803 $7/ft
7 703 $5,000/mo $5,800/mo 2/2 1,075 $6/ft
-- 816 $4,900/mo $4,900/mo 1/1 845 $6/ft
-- 510 $4,900/mo $5,150/mo 1/1 728 $8/ft
-- 919 $4,700/mo $4,700/mo 1/1 651 $8/ft
-- 705 $4,250/mo $4,200/mo 1/1.5 820 $6/ft
-- 705 $4,200/mo $4,200/mo 1/1.5 820 $6/ft
-- 510 $4,000/mo $4,000/mo 1/1 728 $6/ft
-- 1607 $3,800/mo $3,800/mo 1/1 696 $6/ft
-- 1021 $3,400/mo $3,350/mo 0/1 525 $7/ft
-- 621 $2,975/mo $2,950/mo 0/1 525 $6/ft

Location

133 Seaport Blvd #PH 3A, Boston, MA 02210

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Michelle Otey
Michelle Otey Sales and Leasing Specialist
617.279.3334
Email Me
Content © 2026 MLS Property Information Network, Inc. The information in this listing was gathered from third party resources including the seller and public records. Listing information provided courtesy of Luxury Residential Group, LLC. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations or warranties as to the accuracy of this information.
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