9-11 Mt. Auburn Street
Cambridge, MA 02138
$7,774,800 - Harvard Square
Open Houses
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.
| Listing ID: | 73553130 |
|---|---|
| List Price: | $7,774,800 |
| Property Type: | Residential Income |
| Property Sub Type: | 3 Family - 3 Units Side by Side |
| Status: | Price Change |
| Bedrooms Total: | 12 |
| Bathrooms Full: | 12 |
| Bathrooms Half: | 4 |
| Living Area: | 8,284 |
| Tax Annual Amount: | $31,797 |
| Lot Size Square Feet: | 4,514 |
| Lot Size Acres: | 0.1 |
| City: | Cambridge |
| MLS Area Major: | Harvard Square |
| County Or Parish: | Middlesex |
| Postal Code: | 02138 |
| Year Built: | 1910 |
| Number Of Units Total: | 3 |
| Flooring: | Tile, Hardwood, Other |
| Lot Features: | Gentle Sloping, Other |
| Parking Features: | Off Street, Driveway, Other |
| Status: | Active |
| State Or Province: | MA |
| Water Source: | Public |
| Roof: | Shingle, Metal, Other |
| Window Features: | Insulated Windows |
| Laundry Features: | Electric Dryer Hookup, Washer Hookup |
| Foundation Details: | Concrete Perimeter, Stone, Brick/Mortar, Other |
| Electric: | Circuit Breakers, 200+ Amp Service |
| Construction Materials: | Frame |
| Listing Contract Date: | 2026-07-21 |
| Fireplace?: | Yes |
| Lot Size Area: | 0.1 |
| Fireplaces Total: | 3 |
| Rooms Total: | 33 |
| Green Energy Generation: | Solar |
| Bathrooms Total Integer: | 16 |
| Basement: | true |
| Basement: | Full, Finished, Walk-Out Access, Interior Entry |
| Building Area Source: | Other |
| Community Features: | Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station, University, Other |
| Door Features: | Insulated Doors |
| Exterior Features: | Rain Gutters, Professional Landscaping, Decorative Lighting, Other |
| Fencing: | Fenced/Enclosed |
| Levels: | 12 |
| Living Area Units: | Square Feet |
| Lot Size Units: | Acres |
| Open Parking?: | Yes |
| Patio And Porch Features: | Porch, Deck, Patio |
| Road Frontage Type: | Public |
| Sewer: | Public Sewer |
| Utilities: | for Electric Range, for Electric Oven, for Electric Dryer, Washer Hookup |
| Zoning: | O-2 |
| Exclusions: | Staging Furniture Not To Convey. |
| Green Energy Efficient: | Thermostat, Other (See Remarks) |
| Stories Total: | 12 |
| View: | City View(s), City |
| Year Built Source: | Public Records |
| Farm Land Area Units: | Square Feet |
| Apod Available: | No |
| Color: | Blue/Gray |
| Cooling Units: | 3 |
| Mh:Cooling Zones, Cc:Cooling Zones, Mf:Cooling Zones, Sf:Cooling Zones: | 12 |
| Disclosure: | No |
| Dpr Flag: | No |
| Flrs 1: | 1 |
| Flrs 2: | 1 |
| Flrs 3: | 1 |
| Heat Units: | 3 |
| Heat Zones: | 12 |
| Lead Paint: | Unknown |
| Lease 1: | No |
| Lease 2: | No |
| Lease 3: | No |
| Levels 1: | 4 |
| Levels 2: | 4 |
| Levels 3: | 4 |
| Listing Alert: | No |
| List Price Per Sqft: | $938.53 |
| Page: | 91 |
| Price Per Sqft: | $938.53 |
| Square Feet Disclosures: | Living area/measurements per condo plans |
| Square Feet Incl Base: | Yes |
| Year Round: | Yes |
| Original List Price: | $8,125,000 |
| Parking Total: | 3 |
| Tax Assessed Value: | $4,631,500 |
| Tax Year: | 2026 |
| View?: | Yes |
| Year Built Details: | Renovated Since, Finished, Never Occupied |
| Waterview Flag: | No |
| Building Area Total: | 8,284 |
| Bedrms 1: | 4 |
| Bedrms 2: | 4 |
| Bedrms 3: | 4 |
| F Bths 1: | 4 |
| F Bths 2: | 4 |
| F Bths 3: | 4 |
| Hot Water: | Electric, Tank |
| H Bths 1: | 1 |
| H Bths 2: | 1 |
| H Bths 3: | 1 |
| Above Grade Finished Area: | 6,112 |
| Below Grade Finished Area: | 2,172 |
| Open Parking Spaces: | 3 |
| Living Area Source: | Other |
| Total Flrs: | 3 |
| Beachfront Flag: | No |
Listing Courtesy of: eXp Realty LLC
Listing Agent: The Denman Group
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MLS Property Information Network, Inc. data last updated on October 08, 2026 04:59 PM - ET
Property Last Updated: October 08, 2026 04:59 PM - ET
