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150 Seaport Blvd., Boston MA 02210

$44,500,000

Estimated $332,125.18/month Calculator

Condo

6 Bedrooms

8 Full, 2 Half Baths

10,609 SqFt

Total Parking: 8 (4 Garage)

Built in 2022

St. Regis

Experience a new echelon of luxury living at The Grand Penthouse, the crown jewel of the St. Regis Residences. Encompassing over 10,000 sq ft across 2 dramatic levels, this one-of-a-kind home sits atop Boston’s iconic Seaport, offering panoramic views of Boston Harbor and the city skyline through soaring floor-to-ceiling windows. Designed with extraordinary attention to detail, the residence features a double-height great room, a sculptural curved floating staircase with glass railings, and a grand foyer with an Italian marble radial inlay floor. Every element is curated for refined living and entertaining at scale. The outdoor living experience is equally extraordinary, including a custom infinity-edge pool with a clear acrylic bottom, and a retractable Libart International glass roof, and sweeping water views from every angle. Blending the privacy of a custom home with the legendary service of the St. Regis brand, The Grand Penthouse is a truly rare offering Boston has never seen.

This home has been viewed 188 times

Last Checked: January 29th, 2026 at 6:03am (Source: MLS PIN #73383587)

Garage Parking

Air Conditioning

Waterview

Association Pool

Elevator

Accessible Features

Private Outdoor Space

Professional Management

General Information for 150 Seaport Blvd., Boston MA 02210

Listing ID73383587

Property TypeCondo

Price$44,500,000 ($4194.55/SqFt)

Building StyleHigh-Rise

CityBoston

CountySuffolk

MLS AreaSeaport District

Neighborhood(s)

Total Parking8 (4 Garage)

Unit Level21

Levels in Unit2

Year Built2022

Year Built SourceOwner

Year Renovated

Year Built DetailsActual,Renovated Since

Building Construction StatusReady for Occupancy

Zoning0102

Unit Features for 150 Seaport Blvd., Boston MA 02210

Approximate Living Area Total10,609 SqFt

Living Area Includes BasementNo

Rooms12

Bedrooms6

Full Baths8

Half Baths2

Primary En Suite BathroomYes

BasementNo

HeatingYes / Forced Air, Fan Coil

CoolingYes / Central Air

LaundryIn Unit

Fireplaces1

Outdoor SpaceYes - Private

FlooringMarble

Electric

AppliancesRange, Refrigerator, Dishwasher, Disposal, Microwave, Washer, Dryer, Freezer, Oven, Wine Refrigerator

Condo Association Features for 150 Seaport Blvd., Boston MA 02210

Complex NameSt. Regis

Pet PolicyYes W/ Restrictions

Building ManagementProfessional - On Site

Building Construction StatusReady for Occupancy

Number of Units114

Units Owner Occupied

Year Built2022

Year Built DetailsActual,Renovated Since

Year Built SourceOwner

Unit Last Renovated

WaterPublic

SewerPublic Sewer

Parking FeaturesAttached

Building AmenitiesClubhouse, Clubroom, Elevator(s), Fitness Center, Hot Water, Parking, Pool, Sauna/Steam

Disclosures for 150 Seaport Blvd., Boston MA 02210

Lead Paint

UFFI

Living Area Includes BasementNo

Living Area DisclosureFloor 1 - 7,028SF Floor 2 - 2,497SF Terrace - 763S

Building Area SourceMeasured

Senior CommunityNo

Special Listing Conditions

For Sale By OwnerNo

Exclusions

Disclosures

Title 5

Owner Occupancy Source

Buyer Agent Compensation

Facilitator Compensation

Sub-Agent Compensation

Compensation Based OnCompensation Offered But Not In Mls

Documents Available

Financial Information for 150 Seaport Blvd., Boston MA 02210

Association Fee$22,930

Optional Fee0

Association Fee IncludesGas, Water, Sewer, Security, Reserve Funds, Insurance, Maintenance Structure, Trash

Optional Fee Includes

Association Fee FrequencyMonthly

Assessed Value$35,911,700

Real Estate Tax$420,004

Tax Year2025

Location Information for 150 Seaport Blvd., Boston MA 02210

Elementary School

Middle School

High School

Neighborhood(s)

MLS AreaSeaport District

Area AmenitiesHighway Access, Public School, Shopping, Park, Public Transportation, T-station, Pool, Marina

Contact Information for 150 Seaport Blvd., Boston MA 02210

Agent

Name: The Sarkis Team

Office

Name: Douglas Elliman Real Estate - The Sarkis Team

Phone: 617-875-4950

Payment Calculator

, Interest

Property Taxes 35000.33

Principal & Interest 274194.85

HOA Dues $22,930

Term

Interest

Home Price

Down Payment

Exclusive Listing Agent

Douglas Elliman Real Estate - The Sarkis Team

The Sarkis Team

Agent Phone

Office Phone

(617) 875-4950

Text Agent Call Agent Call Office

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                    [modified] => 2026-01-29 06:03:56
                )

[15] => Array
                (
                    [id] => 191898667
                    [name] => MLS16.jpg
                    [type] => gallery
                    [category] => external
                    [url] => https://media.mlspin.com/photo.aspx?mls=73383587&w=1024&h=768&n=16
                    [index] => 16
                    [enabled] => 1
                    [created] => 2026-01-29 06:03:56
                    [modified] => 2026-01-29 06:03:56
                )

[16] => Array
                (
                    [id] => 191898668
                    [name] => MLS17.jpg
                    [type] => gallery
                    [category] => external
                    [url] => https://media.mlspin.com/photo.aspx?mls=73383587&w=1024&h=768&n=17
                    [index] => 17
                    [enabled] => 1
                    [created] => 2026-01-29 06:03:56
                    [modified] => 2026-01-29 06:03:56
                )

)

)

EXIT