401 Beacon Street #PH
Boston, MA 02115
$18,500,000
Beds: 5
Baths: 4 | 2
Sq. Ft.: 6,132
Type: Condo
Listing #73516362
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 Features
County: Suffolk
MLS Area: Back Bay
Latitude: 42.351613
Longitude: -71.085526
Directions: Beacon Street by Gloucester Street, The Lydon in on the corner.
Total Rooms: 12
Interior: 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
Master Bathroom: Yes
Number of Full Bathrooms: 4
1/2 Baths: 2
Amenities: Elevator(s)
Has Fireplace: Yes
Number of Fireplaces: 3
Heating: Central, Forced Air, Natural Gas
Cooling: Central Air
Floors: Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/Ceramic Tile
Appliances: Oven, Dishwasher, Microwave, Range, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood
Basement Description: N
Total Number of Units: 6
Dining Room Description: 17x15, Flooring - Hardwood, Open Floorplan, Recessed Lighting
Family Room Description: 21x13, Closet/Cabinets - Custom Built, Flooring - Hardwood, Wet Bar, Recessed Lighting
Kitchen Description: 21x15, Flooring - Hardwood, Pantry, Countertops - Stone/Granite/Solid, Kitchen Island, Open Floorplan, Recessed Lighting, Gas Stove
Laundry Description: 10 x 6, In Unit, Electric Dryer Hookup, Washer Hookup
Living Room Description: 22x24, Flooring - Hardwood, Open Floorplan, Recessed Lighting
Master Bedroom: 20x18, Bathroom - Full, Walk-In Closet(s), Closet, Closet/Cabinets - Custom Built, Flooring - Hardwood, Recessed Lighting, Window Seat
Bedroom 2 Description: 12x16, Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Bedroom 3 Description: 13x14, Bathroom - Full, Closet, Flooring - Hardwood
Bedroom 4 Description: 15x15, Flooring - Hardwood
Style: Mid-Rise
Stories: 3
Construction: Brick, Stone
Exterior: Deck - Roof, Hot Tub/Spa, Decorative Lighting, City View(s)
Roof: Rubber
Water / Sewer: Public
Septic or Sewer: Public Sewer
Water: Public
Electric: Circuit Breakers
Utilities: for Gas Range, for Electric Dryer, Washer Hookup
Parking Description: Under, Garage Door Opener, Exclusive Parking
Has Garage: Yes
Garage Spaces: 3
Parking Spaces: 3
Parking Description: Under, Garage Door Opener, Exclusive Parking
Lot Size in Acres: 0
Zoning: Res
Building Total Area (Sq. Ft.): 6,132
Is Year Round: Yes
Has Water View: Yes
Property Type: CC
Property SubType: Condominium
Year Built: 1890
Status: Active
Complex Name: The Lydon
Assessments: 14,887,300
HOA Fee: $4,525
HOA Frequency: Monthly
Pets: Yes w/ Restrictions
Tax Amount: $172,397
Tax Year: 2025
Documents Available: Floor Plans
$ per month
Year Fixed. % Interest Rate.
| Principal + Interest: | $ |
| Monthly Tax: | $ |
| Monthly Insurance: | $ |
Listing Courtesy of Collin Sullivan William Raveis R.E. & Home Services
© 2026 MLS Property Information Network, Inc.. All rights reserved.
© 2026 MLS Property Information Network, Inc. (MLSPIN). All rights reserved.
The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third-party sources, including sellers, lessors, landlords, and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, noncommercial use of consumers having a good faith interest in purchasing, leasing, or renting listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing, leasing or renting. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.
The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third-party sources, including sellers, lessors, landlords, and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, noncommercial use of consumers having a good faith interest in purchasing, leasing, or renting listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing, leasing or renting. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.
MLS PIN data last updated at May 17, 2026, 7:30 PM ET
Real Estate IDX Powered by iHomefinder