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Crystal Athas
REALTOR®
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18 Commonwealth Ave, Boston, MA 02116

$22,500,000
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New to the Market Active
BEDS5 BATHS5 full 3 partial SQUARE FEET8,101 MLS#73600506
STATUSActive PROPERTY TYPEResidential - Single Family

Property Description

Situated on the coveted first block of Commonwealth Avenue, steps from the Public Garden, the historic Ward Mansion blends architectural grandeur with modern luxury. Built in 1864 and meticulously restored, this approximately 8,100-square-foot single-family offers six elevator-served levels, five en-suite bedrooms, and three powder rooms. Exquisite interiors feature custom millwork, quartersawn white oak floors, ornamental ironwork, and exceptional marble. A chefs kitchen showcases Calacatta Vagli marble, Wolf and Sub-Zero appliances, and dual Cove dishwashers. Elegant living and dining rooms, a private library, and multiple fireplaces offer refined entertaining. The full-floor primary suite features dual dressing rooms and a marble bath with steam shower. An au pair suite and top-floor lounge with kitchenette and wine storage add versatility. A private roof deck with outdoor kitchen and skyline views, two-car garage, two additional parking spaces, and heated exterior pavers complete this rare Back Bay offering.

18 Commonwealth Ave | MLS# 73600506

This single family home located at 18 Commonwealth Ave, Boston, MA 02116 is currently listed for sale with an asking price of $22,500,000. This property was built in 1864 and has 5 bedrooms and 5 full and 3 partial baths with 8101 sq. ft. Search Boston real estate on crystalathas.masiellogrouprealestate.com today.

Property Features

Property Type: Residential - Single Family
Basement: Yes
Basement: Finished
Cooling: Central Air
Fireplaces: 3
Garage: 2 car attached
Heating: Hydro Air
Lot Size: 0.05 Acres
Roof Type: Rubber
Taxes: $83,561
Year Built: 1864

Amenities

Deck
Deck - Roof

Feature Descriptions

Appliances: Range, Dishwasher, Refrigerator, Washer, Dryer
Building Area Total: 8101
Community Features: Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Highway Access, T-Station, University
Compensation Based On: N/A
Compensation Broker Transaction: N/A
Compensation Buyer Agency: N/A
Compensation Sub Agency: N/A
Compensation Sub Agency Offered: N/A
Days on Site: 2
Door Features: Insulated Doors
Exterior: Brick
Fireplace Y/N: Yes
Flooring: Tile, Hardwood, Stone / Slate
GarageY/N: Yes
HeatingY/N: 1
Master Bathroom: Yes
Open Parking Y/N: Yes
Parcel Number: W:05 P:01219 S:000,3358357
Parking Features: Attached, Paved Drive, Off Street, Driveway
Parking Total: 4
Patio And Porch: Deck, Deck - Roof
Property Attached Y/N: 1
Rooms Total: 15
Sewer: Public Sewer
Utilities: for Gas Range
Water: Public
Window Features: Insulated Windows

Listed By / Shown By

Listed By

Agency Name: Berkshire Hathaway HomeServices Warren Residential
Agent Name: Joshua Stephens
Agency Phone: 617-848-9616

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Shown By

Agent Name: Crystal Athas
Agent Phone:
Agency Title: Better Homes and Gardens Real Estate The Masiello Group

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Estimated Payment

$ 63,601.16 per month $50,075.25 Principal & Interest $6,963.42 Property Tax $6,562.50 Homeowner's Insurance

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 11/12/2026. The listing information on this page last changed on 11/12/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Thu 11/12/2026 12:06:02 AM EST) or MLSPIN MLS (last updated Wed 11/11/2026 11:38:31 PM EST) or Prime MLS (last updated Wed 11/11/2026 11:32:43 PM EST) or MREIS (last updated Thu 11/12/2026 12:05:15 AM EST). Real estate listings held by brokerage firms other than Better Homes and Gardens Real Estate The Masiello Group may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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