For sale

$4,225,000

135 Seaport Blvd #1902, Boston, MA 02210

3beds

1,888sqft

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Condominium

Built in 2018

-- sqft lot

$3,980,600 Zestimate^®

$2,238/sqft

$4,043/mo HOA

What's special

Neolith countertopsWhite oak hardwood floorsPristine full tile bathsJuliet balconyPrivate terraceTwo ensuite guest bedroomsImpressive primary suite

Exquisite ocean view oasis at Echelon w/ 3 bedrooms, 3.5 baths, & 1,888+ sqft of sleek upgrades. The epitome of urban luxury boasting abundant floor-to-ceiling windows, white oak hardwood floors. Rarely available layout w/ abundant northeasterly sunlight & private terrace. Stunning kitchen w/ Leicht cabinetry, Subzero/Thermador appliances, Neolith countertops, 4-seat custom island. Pristine bar w/ dual subzero drawers, wine refrigerator & spacious living room w/ custom entertainment wall - perfect for hosting. Impressive primary suite offers full tile bath w/ dual vanity + massive walk-in custom closet. Two ensuite guest bedrooms, one with Juliet balcony, boast pristine full tile baths. Powder room w/ Neolith vanity. Custom shades, private storage, 3 garage spots - 1 self park. Unmatched amenities including basketball court, 3 pools, fitness ctr, yoga/pilates studio, sports simulator, spa, hot tub, & Sky Lounge. Terraces w/ grills, fire pits, 24/7 concierge/valet, doormen, porters.

154 days

159

9

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 4
Full bathrooms: 3
1/2 bathrooms: 1

Primary bathroom

Features: Yes

Heating

Forced Air, Electric, Unit Control

Cooling

Central Air, Unit Control

Appliances

Included: Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer, Wine Refrigerator, Range Hood
Laundry: In Unit

Features

Flooring: Tile, Hardwood
Has basement: No
Has fireplace: No
Common walls with other units/homes: Corner

Interior area

Total structure area: 1,888
Total interior livable area: 1,888 sqft
Finished area above ground: 1,888

Video & virtual tour

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Property

Parking

Total spaces: 3
Parking features: Under, Deeded
Attached garage spaces: 3

Accessibility

Accessibility features: Accessible Entrance

Features

Entry location: Unit Placement(Upper,Front)
Exterior features: Balcony, City View(s)
Pool features: Association, In Ground, Indoor, Heated
Has view: Yes
View description: City, Water, Harbor, Ocean
Has water view: Yes
Water view: Harbor,Ocean,Water
Waterfront features: Waterfront, 1 to 2 Mile To Beach

Details

Parcel number: W:06 P:02642 S:557,5175554
Zoning: CD

Construction

Type & style

Home type: Condo
Property subtype: Condominium
Attached to another structure: Yes

Materials

Roof: Rubber

Condition

Year built: 2018

Utilities & green energy

Sewer: Public Sewer
Water: Public
Utilities for property: for Gas Range

Green energy

Energy efficient items: Thermostat

Community & HOA

Community

Features: Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Bike Path, Highway Access, House of Worship, Marina, Private School, Public School, University
Security: Doorman, Concierge

HOA

Amenities included: Hot Water, Pool, Elevator(s), Recreation Facilities, Fitness Center, Clubroom, Parking
Services included: Heat, Gas, Water, Sewer, Insurance, Security, Maintenance Grounds, Snow Removal, Trash, Reserve Funds
HOA fee: $4,043 monthly

Location

Region: Boston

Financial & listing details

Price per square foot: $2,238/sqft
Tax assessed value: $3,580,800
Annual tax amount: $41,466
Date on market: 2/10/2026
Exclusions: P.I.

Estimated market value

$3,980,600

$3.78M - $4.18M

$15,430/mo

Price history

Date	Event	Price
2/10/2026	Listed for sale	$4,225,000-2.3%$2,238/sqft
Source: MLS PIN #73475738 Report a problem
12/4/2025	Listing removed	$4,325,000$2,291/sqft
Source: MLS PIN #73425862 Report a problem
9/4/2025	Listed for sale	$4,325,000-3.8%$2,291/sqft
Source: MLS PIN #73425862 Report a problem
8/27/2025	Listing removed	$4,495,000$2,381/sqft
Source: MLS PIN #73366000 Report a problem
4/29/2025	Listed for sale	$4,495,000+28.6%$2,381/sqft
Source: MLS PIN #73366000 Report a problem
1/28/2022	Sold	$3,495,000$1,851/sqft
Source: MLS PIN #72914801 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$41,466 +13.1%	$3,580,800 +6.4%
2024	$36,669 +2.6%	$3,364,100 +1.1%
2023	$35,752 +14.4%	$3,328,900 +15.9%
2022	$31,244	$2,871,700

Find assessor info on the county website

Monthly payment

Est. payment

Payment breakdown

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Principal & interest
$1,547
Mortgage insurance
$0
Property taxes
$170
Home insurance
$105
HOA fees
$0
Utilities
Not included

All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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