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No photos available for this listing

$18,500,000

401 Beacon Street PH, Boston MA 02115
Boston, MA 02115
Listed by Collin Sullivan
Bedrooms
5
Bathrooms
4.2
Living area
6,132 sqft
Year built
1890

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.

Highlights

ViewFireplace

Property details

MLS #
73516362
Property type
Condominium
Subdivision
N/A
Status
Active
Days on market
N/A
On market date
N/A
Stories
3
Garage spaces
3
Lot size
N/A

Location

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Nearby schools

Within 10 miles · public school directory data (NCES)

Elementary
Joseph J Hurley
0.95 mi away · Grades -1-8
Nearest school -- attendance-zone data not available here
3.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
351
Student:teacher ratio
16.0:1
District
Boston
Middle
Cambridge Street Upper School
1.45 mi away · Grades 6-8
Nearest school -- attendance-zone data not available here
5.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
279
Student:teacher ratio
7.5:1
District
Cambridge
High
Snowden International School at Copley
0.4 mi away · Grades 9-12
Nearest school -- attendance-zone data not available here
4.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
485
Student:teacher ratio
12.8:1
District
Boston

Mortgage calculator

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Est. monthly payment
$111,559/mo
$3,700,000 down
$14,800,000 loan
Principal & interest$95,993
Property tax (est.)$15,417
Home insurance (est.)$150

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Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated June 9, 2026.

Information herein deemed reliable but not guaranteed; all measurements, school assignments, HOA fees, taxes, and feature lists are approximate and should be independently verified. Equal Housing Opportunity.