Presenting the Quad at Doble, a rare offering of three institutionally owned academic buildings and one surface parking lot located on Mellen Street, Oxford Street and Everett Street in Cambridge, Massachusetts. Situated in the heart of the Baldwin neighborhood, between Harvard Square and Porter Square, the portfolio offers a compelling value-add opportunity for both developers and education end users. Currently configured as dormitories and academic buildings, the Quad at Doble consists of 33 Everett Street, 30 Mellen Street, 34, 36 & 38 Mellen Street as well as 26 Mellen Street (surface parking lot) and 0 Mellen Street (walking path). The buildings feature a mix of dormitory bedrooms, a fitness center, cafeterias, classrooms and office space. **Investors are invited to submit bids on the full portfolio, sub-portfolios and individual properties.**
| Units | 99 |
| Living area | 82,602 sqft |
| Lot size | 69,681 sqft |
| Year built | 1971 |
| Price / sqft | $896 |
| County | Middlesex |
| MLS # | 73592418 |
| Days on market | 0 days |
| Listed on | October 19, 2026 |
| Annual property tax | $99 |
| Tax year | 2099 |
| Assessed value | $99 |
| Zoning | 99 |
| Gross income (actual) | $0/yr |
| Net operating income (actual) | $0/yr |
| Total actual rent | $19,998/mo |
| Stories | 18 |
| Total rooms | 99 |
| Lot size | 1.6 acres |
| Garage spaces | 0 |
| Parking spaces | 30 |
| Foundation | Block |
| Roof | Shingle |
| Construction | Brick |
| Sewer | Public Sewer |
| Water | Public |
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Listing courtesy of a MLS PIN member office. Listing data © MLS PIN.
Auto-generated from the listing data — richer AI answers coming with the live site.
It is a 99-unit multi-family property with 82,602 sqft of living area, built in 1971.
Quad At Doble, Cambridge MA 02138 has been listed for 0 days (since October 19, 2026).
At a list price of $74,000,000 across 99 units, that works out to roughly $747,475 per unit.
Annual property taxes are $99 (2099), on an assessed value of $99.
At $74,000,000 for 82,602 sqft, that's about $896 per square foot.
30 total parking spaces.
Quad At Doble, Cambridge MA 02138 is in Cambridge, Middlesex County, MA 02138.

Justin Rollo is a Broker Associate with Signal Real Estate (MA Lic. #9534264) and a lifelong Massachusetts resident. Over 14 years and hundreds of transactions, he has worked investment properties — multi-families and house-hacking — across Greater Boston full-time. Away from real estate, Justin is a proud dad, youth coach and local school-committee member — and a former professional poker player who still loves golf and following local sports.