This fantastic South Boston mixed use property on corner of Dorchester St and E 4th St is being offered at a 6 Cap, with year 2 pro forma at just under 6.25. Steps to the corner of East/West Broadway this building is in the center of everything SB has to offer. The property boasts just under 7,200 gross sqft. First floor commercial is leased for 3 years at $4500, $4650, and $4800. Rear of first floor and basement currently being utilized by owner for storage. Would like to leaseback for $500/mo. The second and third floors are nearly identical. Updated 1700 sqft four BR two BA with living room, dining room and eat in kitchen. All of the rooms are large, have ceiling fans and with the corner exposure get sun all day long. Both residential units have their own laundry room and brand new mini splits installed for heat/ac. Commercial space has forced hot air by gas for heat/ac, two years young. Exquisite city views from roof for someone willing to go through the process to get approval for a roof deck down the road. Commercial tenant will be pursuing upgrades to first floor facade at their own expense.
| Units | 3 |
| Living area | 5,388 sqft |
| Lot size | 1,806 sqft |
| Year built | 1899 |
| Price / sqft | $481 |
| County | Suffolk |
| MLS # | 73576158 |
| Days on market | 0 days |
| Listed on | September 11, 2026 |
| Annual property tax | $24,600 |
| Tax year | 2026 |
| Assessed value | $99,999 |
| Zoning | MFR/LS |
| Gross income (actual) | $205,800/yr |
| Net operating income (actual) | $160,855/yr |
| Total actual rent | $16,800/mo |
| Stories | 4 |
| Total rooms | 14 |
| Lot size | 0.04 acres |
| Garage spaces | 0 |
| Parking spaces | 0 |
| Parking | On Street |
| Basement | Full, Unfinished |
| Foundation | Brick/Mortar |
| Roof | Rubber |
| Construction | Frame |
| Flooring | Wood, Tile, Hardwood |
| Heating | Ductless |
| Cooling | Ductless |
| Sewer | Public Sewer |
| Water | Public |
| Appliances | Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer |
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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 5,388 sqft of living area, built in 1899.
124-124A Dorchester St, Boston MA 02127 has been listed for 0 days (since September 11, 2026).
At a list price of $2,589,000 across 3 units, that works out to roughly $863,000 per unit.
Annual property taxes are $24,600 (2026), on an assessed value of $99,999.
At $2,589,000 for 5,388 sqft, that's about $481 per square foot.
124-124A Dorchester St, Boston MA 02127 is in Boston, Suffolk County, MA 02127.

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.