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Active

401 Beacon Street #PH

Boston, MA 02115

$18,500,000
5Bedrooms
6Bathrooms
6,132Square feet
1890Year built

Residential · Active · MLS #73516362
Listing Courtesy of William Raveis R.E. & Home Services | Collin Sullivan

MLS PIN data

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.

Property information

Details at a glance

Interior

Rooms
12
Heating
Central, Forced Air, Natural Gas
Cooling
Central Air
Flooring
Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/Ceramic Tile
Fireplaces
3

Building

Style
Condominium
Year built
1890
Garage
3
Parking
3
Roof
Rubber

Land & utilities

Water
Public
Sewer
Public Sewer
Zoning
Res

Financial

Annual taxes
$172,397
Assessment year
2025
HOA fee
4525

Listing history

Price and status timeline

No additional public listing history was supplied for this property.

Property value estimate

An informed starting point

Estimated value$10,384,828

Estimated range $8,060,367$12,709,289

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Automated estimates are not appraisals or guarantees of market value.

Comparable sales

Recent properties for context

Recent comparable sales are not available for this property.

Photo insights

Condition signals

Overall presentationexcellent

Generated from listing photography; not a substitute for an inspection.

Local market context

How this home compares in Back Bay

MetricThis propertyBack Bay
List price$18,500,000$2,347,500688% above local
Price / sq ft$3,017$1,84663% above local
Days on market296253% below local
Explore homes in Boston

Active neighborhood listing statistics from MLS PIN as of September 7, 2026. Asking prices are not completed-sale values.

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Bean Group guidance

Useful next steps

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Common questions

About 401 Beacon Street #PH

Can I schedule a private showing?

Yes. Request a tour of 401 Beacon Street #PH and a Bean Group agent will help coordinate an available time with the listing side.

Can you help me evaluate this property?

Yes. We can discuss condition, comparable sales, offer strategy and the questions worth asking before you decide whether to proceed.

Are property documents available?

Availability varies by property and source. Request the documents you need and we will help obtain what is available.