401 Beacon Street PH, Boston MA 02115

Boston, MA 02115 • Back Bay

$18,500,000

Est. $112,637/month

Beds

Baths

6,132

Sq Ft

$3,017

Price/Sq Ft

1890

Year Built

Condominium

Type

10 hours 21 minutes

Time on Market

Active Listed May 11, 2026 • MLS# 73516362 Copied!

About this home

This one-of-one Back Bay penthouse presents a rare combination of scale, privacy, and design. Spanning the top two floors of a corner, boutique building, 6,132 SF is framed by 38 windows on three exposures with sweeping Charles River, skyline, and sunset views.Designed by Eric Roseff, the residence offers direct elevator access from three garage spaces, a grand duplex layout, and private internal stair. A suburban-scale kitchen anchors expansive living spaces seldom found in the city.The rooftop retreat—featuring pool, spa, fire pit, outdoor kitchen, and landscaped green roof—offers exceptional privacy with no adjacent terraces. A primary suite with fireplace, dedicated office suite, and flexible layout complete this exceptional, trophy-caliber offering.

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Property Overview

Property Type

Condominium

Listing Type

For Sale

Year Built

1890

Bedrooms

Full Bathrooms

Half Bathrooms

Living Area

6,132 sq ft

Total Rooms

Stories

Entry Level

Facts & Features

3 Car Garage

Central AC

Home Facts

Type Residential

Style Condominium

Year Built 1890

Living Area 6,132 sq ft

Bedrooms 5

Full Baths 4

Half Baths 2

Total Rooms 12

Interior

Heating Central, Forced Air, Natural Gas

Cooling Central Air

Flooring Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/ceramic Tile

Appliances Oven, Dishwasher, Microwave, Range, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood

Fireplace Dining Room, Family Room, Kitchen, Master Bedroom

Fireplaces 3

Basement N

Laundry In Unit, Electric Dryer Hookup, Washer Hookup

Features Recessed Lighting, Closet/cabinets - Custom Built, Wet Bar, Bathroom - Full, Bathroom - Double Vanity/sink, Bathroom - With Tub & Shower, Exercise Room, Office, Sitting Room, Game Room, Mud Room, Bathroom, Wet Bar, Elevator

Exterior

Construction Brick, Stone

Architecture None

Roof Rubber

Features Deck - Roof, Hot Tub/spa, Decorative Lighting, City View(s)

Pool None

Spa Hot Tub/spa

Fencing None

Patio/Porch Deck - Roof

Parking

Garage Spaces 3

Has Garage Yes

Features Under, Garage Door Opener, Exclusive Parking

Total Spaces 3

Utilities

Electric Circuit Breakers

Water Public

Sewer Public Sewer

Gas None

Other For Gas Range, For Electric Dryer, Washer Hookup

Financial

Annual Tax $172,397

Assessed Value $14,887,300

Interior Features

Flooring: Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/Ceramic Tile

Appliances: Oven, Dishwasher, Microwave, Range, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood

Interior Features: Recessed Lighting, Closet/Cabinets - Custom Built, Wet bar, Bathroom - Full, Bathroom - Double Vanity/Sink, Bathroom - With Tub & Shower, Exercise Room, Office, Sitting Room, Game Room, Mud Room, Bathroom, Wet Bar, Elevator

Windows:

Basement: N

Laundry: In Unit, Electric Dryer Hookup, Washer Hookup

Security: Intercom

Construction & Materials

Year Built: 1890

Structure Type: Mid-Rise

Exterior Materials: Brick, Stone

Roof: Rubber

Foundation:

Stories: 3

Heating, Cooling & Utilities

Heating: Central, Forced Air, Natural Gas

Cooling: Central Air

Hot Water:

Water Source: Public

Sewer: Public Sewer

Energy Features:

Exterior & Lot

Exterior Features: Deck - Roof, Hot Tub/Spa, Decorative Lighting, City View(s)

Patio & Porch: Deck - Roof

Fencing:

Other Structures:

Lot Features:

Road Surface:

Parking & Garage

Garage Spaces: 3

Garage Type: Attached

Total Parking Spaces: 3

Parking Features: Under, Garage Door Opener, Exclusive Parking

Special Features

Fireplaces: 3

Fireplace Type: Dining Room, Family Room, Kitchen, Master Bedroom

Spa/Hot Tub: Yes

Spa Features: Hot Tub/Spa

View: Yes

View Type: City

Community Amenities: Public Transportation, Shopping, Pool, Park, Walk/Jog Trails, Medical Facility, Bike Path, Conservation Area, Highway Access, House of Worship, Public School, T-Station, University

Location

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Neighborhood

Back Bay

401 Beacon Street PH, Boston MA 02115

Boston, MA 02115

Walkability

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Nearby Schools

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Principal & Interest $0

Property Tax $14,366

Homeowners Insurance $200

HOA Fee $4,525/mo

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95% Interest

Year 15

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95% Principal

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Property History

Property Timeline

🏠

Listed for Sale

May 11, 2026

$18,500,000

Original listing

Agent: Collin Sullivan Office: William Raveis R.E. & Home Services

Date	Event	Price	Change	$/sqft	Details
05/11/2026	🏠 Listed for Sale	$18,500,000	-	-	Original listing

Price & Status History

Date	Event	Price	Change
May 11, 2026	New Listing Added	$18,500,000	—

Market Statistics

Time on Market

10 hours 21 minutes

Price per Sq Ft

$3,017

Tax History

Year	Taxes	Assessment
2025	$172,397	$14,887,300

Financial Details

Annual Property Tax

$172,397

Tax Year 2025

HOA Fee

$4,525

Monthly

Assessed Value

$14,887,300

Listing Information

Listing Agent Collin Sullivan

Listing Office William Raveis R.E. & Home Services

Agent MLS ID BB983313

Office MLS ID AC1396

Listing Data Updated May 11, 2026 5:46 PM EDT

Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

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401 Beacon Street PH, Boston MA 02115

About this home

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Interior Features

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Heating, Cooling & Utilities

Exterior & Lot

Parking & Garage

Special Features

Location

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