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INVESTMENT SNAPSHOT
About this property
Introducing the Mt. Auburn Collection: three residences in the heart of Harvard Square, originally designed by world-renowned Graham Gund and completely reimagined in 2026. A recipient of the 2026 Cambridge Historical Commission Preservation Award, the collection offers three distinct homes, each with custom craftsmanship: Taj Mahal quartz kitchens, Thermador appliances, soft-close cabinets, hardwired Sonos, heated floors, and state-of-the-art CCTV. Each home has its own unique footprint, layout, and off-street parking. Minutes to Harvard, MIT, and the Charles River, plus the shops, cafes, and restaurants of Harvard Square. Easy access to the Harvard Square and Central Square Red Line stations, Storrow Drive, Memorial Drive, and the Mass Pike. Rare flexibility for a wide range of buyers, all under one address that sets the standard for urban living.
Property details
| Units | 3 |
| Living area | 8,284 sqft |
| Lot size | 4,514 sqft |
| Year built | 1910 |
| Price / sqft | $981 |
| County | Middlesex |
| MLS # | 73553130 |
Listing status
| Days on market | 5 days |
| Listed on | July 21, 2026 |
Taxes & financials
| Annual property tax | $31,797 |
| Tax year | 2026 |
| Assessed value | $4,631,500 |
| Zoning | O-2 |
| Total actual rent | $0/mo |
Building & lot
| Stories | 12 |
| Total rooms | 33 |
| Lot size | 0.1 acres |
| Garage spaces | 0 |
| Parking spaces | 3 |
| Parking | Off Street, Driveway, Other |
| Basement | Full, Finished, Walk-Out Access, Interior Entry |
| Foundation | Concrete Perimeter, Stone, Brick/Mortar, Other |
| Roof | Shingle, Metal, Other |
| Construction | Frame |
| Flooring | Tile, Hardwood, Other |
Utilities & systems
| Sewer | Public Sewer |
| Water | Public |
| Utilities | for Electric Range, for Electric Oven, for Electric Dryer, Washer Hookup |
Location
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Listing courtesy of a MLS PIN member office. Listing data © MLS PIN.
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Questions & answers
Auto-generated from the listing data — richer AI answers coming with the live site.
How many units does 9-11 Mt. Auburn Street, Cambridge MA 02138 have?
It is a 3-unit multi-family property with 8,284 sqft of living area, built in 1910.
How long has 9-11 Mt. Auburn Street, Cambridge MA 02138 been on the market?
9-11 Mt. Auburn Street, Cambridge MA 02138 has been listed for 5 days (since July 21, 2026).
What is the price per unit?
At a list price of $8,125,000 across 3 units, that works out to roughly $2,708,333 per unit.
What are the property taxes on 9-11 Mt. Auburn Street, Cambridge MA 02138?
Annual property taxes are $31,797 (2026), on an assessed value of $4,631,500.
What is the price per square foot?
At $8,125,000 for 8,284 sqft, that's about $981 per square foot.
Is there parking?
3 total parking spaces (off street, driveway, other).
Where is this property located?
9-11 Mt. Auburn Street, Cambridge MA 02138 is in Cambridge, Middlesex County, MA 02138.
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