Off Market/Coming Soon: 3 Brand New Modern Luxury Residences in the Heart of Harvard Square

9 Mt Auburn St, Cambridge, MA 02138

11A Mt Auburn St, Cambridge, MA 02138

11B Mt Auburn St, Cambridge, MA 02138

Price from $2,998,000 to $3,398,000

Broker’s Open House: April 30, 2026, Thursday from 11 - Noon

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11B Mt Auburn St
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11A Mt Auburn St
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9 Mt Auburn St
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Detached Single Family Residence - A rare offering that seamlessly blends timeless character with modern luxury, this expansive 3,000+/- square foot detached home is thoughtfully designed for both elegant living and effortless entertaining. Featuring 10 rooms, 4 bedrooms plus an office, and 4.5 bathrooms, the home offers a highly functional and versatile layout. The finished lower level includes a beautifully appointed 3-room, 1-bedroom, 1-bath suite-ideal for an au pair, in-law, or potential ADU. The upper levels showcase a luxurious primary suite on the third floor, complemented by an additional en-suite bedroom on the second level for added privacy and flexibility. $3,398,000.

Front Townhouse Residence - This sophisticated four-level townhouse offers approximately 2,700+/- square feet of thoughtfully designed living space, combining modern comfort with refined finishes throughout. Boasting 8 rooms, 4 bedrooms, and 4.5 bathrooms, the home features a versatile layout ideal for today’s lifestyle. The finished lower level includes a 3-room, 1-bedroom, 1-bath suite perfect for an au pair, guest accommodations, or ADU potential. A secondary en-suite bedroom on the second floor complements the primary suite above, enhancing both convenience and privacy. $2,998,000.

Rear Townhouse Residence - Offering a more expansive layout, this exceptional four-level townhouse spans approximately 2,700+/- square feet and features 10 rooms, 5 bedrooms, and 4.5 bathrooms. Designed with flexibility in mind, the home includes a finished lower level complete with a 3-room, 1-bedroom, 1-bath suite-ideal for extended living or guest use. The upper floors are anchored by a luxurious primary suite, along with an additional en-suite bedroom on the second level, creating a well-balanced and versatile floor plan. $3,098,000.

Each residence includes one off-street parking space.

Private showings are now being scheduled. Contact me directly via call or text for appointments - happy to accommodate your clients and provide any additional details.

Listing courtesy of Keller Williams Realty Boston Northwest