Exceptional, 4,200sqf, 12 bedroom Triple Decker, located in the sought-after Ashmont/Dorchester neighborhood. Each unit offers similar 4 bedroom floor plans with spacious living areas. Ideal for investors, this property offers separate utilities with 3 Burnham gas heating systems, 4 electric meters, and 3 gas hot water tanks. The basement has high ceilings, with plenty of natural light and its own walkout egress. Additional highlights include lead certificates for all 3 units and 2 tandem off-street parking spaces. Prime location within walking distance to both Shawmut and Ashmont MBTA Red Line stations, Dorchester Center, local restaurants, shopping, parks, and neighborhood amenities, with easy access to Downtown Boston. Units 1 and 2 are vacant and unit 3 is TAW! Open Houses Saturday, May 30th from 12:30 - 2:00pm and Sunday May 31, 12:30 - 2:00pm. Offer deadline Tuesday at noon
| Units | 3 |
| Living area | 4,201 sqft |
| Lot size | 3,200 sqft |
| Year built | 1905 |
| Price / sqft | $309 |
| County | Suffolk |
| MLS # | 73526314 |
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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 4,201 sqft of living area, built in 1905.
At a list price of $1,200,000 across 3 units, that works out to roughly $400,000 per unit.
At $1,200,000 for 4,201 sqft, that's about $309 per square foot.
145 Welles Ave, Boston MA 02124 is in Boston, Suffolk County, MA 02124.

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.