3-Unit Multi-Family residence in a highly accessible and sought-after Union-Square, Somerville, MA. Spanning 3,980 square feet, with a open attic for possible expansion. Extensively renovated and updated under the current ownership. The owner’s unit features a modern open kitchen/dining area, living room with wood stove, full-bath with a multi-head walk-in shower, and a versatile multi-function room with a half bath with sliding door access to a large, open-air deck. Units 2 and 3 both feature full tub/shower bathrooms, in-unit laundry, dedicated pantry areas, and fully separated utilities including individual HVAC, gas, and hot water systems. Distance to major points of interest: - Market Basket: 0.1 miles, Union Square MBTA Green Line station: 0.4 miles, Porter Square Red Line/Commuter Rail: 0.7 miles, MIT (Main Campus/Infinite Corridor): 1.9 miles, Harvard University (Harvard Yard): 1.0 mile. Showings between 10AM - 1PM, 24 hour min notice, offers to be reviewed June 16
| Units | 3 |
| Living area | 3,980 sqft |
| Lot size | 4,000 sqft |
| Year built | 1890 |
| Price / sqft | $362 |
| County | Middlesex |
| MLS # | 73532696 |
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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 3-unit multi-family property with 3,980 sqft of living area, built in 1890.
At a list price of $1,565,523 across 3 units, that works out to roughly $521,841 per unit.
At $1,565,523 for 3,980 sqft, that's about $362 per square foot.
23 Quincy St, Somerville MA 02143 is in Somerville, Middlesex County, MA 02143.

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.