Exceptional multi-family investment opportunity in the heart of Dorchester! An impressive 4,443 square feet, this expansive property features 9 spacious bedrooms and 3 full bathrooms across multi-level living spaces. This property offers immediate rental income with the turnkey first floor (4 bedrooms, 1 bathroom) currently generating $3,650/month, while the second and third floors will be delivered vacant perfect for owner-occupants, repositioning, or optimizing market-rate rents.The building boasts a massive spacious full-height basement with soaring ceilings and coin-operated laundry equipment, providing additional income potential and extensive storage.Positioned between Grove Hall and Nubian Square puts everything within reach. Easy transit access via the #45 bus route and close highway access to I-93 for an effortless 10–15 minute commute into Downtown Boston. Enjoy the close distance to Nubian Square, Boston Medical Center, Northeastern University, Boston Latin Academy, and the expansive green spaces of historic Franklin Park. Whether expanding an existing portfolio or seeking a high cashflow asset, this rare 4,400+ SF home delivers location, size, and tremendous upside potential. Property to be sold as is. Updated deck (2026), Hot water tanks (2026, 2018, 2017), roof (2019). 2nd and 3rd floor to be delivered vacant.
| Units | 3 |
| Living area | 4,443 sqft |
| Lot size | 4,124 sqft |
| Year built | 1920 |
| Price / sqft | $281 |
| County | Suffolk |
| MLS # | 73599328 |
| Days on market | 0 days |
| Listed on | November 5, 2026 |
| Annual property tax | $12,352 |
| Tax year | 2026 |
| Assessed value | $996,100 |
| Zoning | R3 |
| Gross income (actual) | $43,800/yr |
| Net operating income (actual) | $43,800/yr |
| Total actual rent | $7,150/mo |
| Stories | 3 |
| Total rooms | 15 |
| Lot size | 0.09 acres |
| Garage spaces | 0 |
| Parking spaces | 1 |
| Parking | Paved Drive, Off Street, Unpaved |
| Basement | Partially Finished |
| Foundation | Concrete Perimeter |
| Flooring | Wood |
| Sewer | Public Sewer |
| Water | Public |
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Listing courtesy of Thumbprint Realty, LLC — Patrice Williams. Listing data © MLS PIN.
Answered from the listing data and public map data.
It is a 3-unit multi-family property with 4,443 sqft of living area, built in 1920.
18-20 Fayston St, Boston MA 02121 has been listed for 0 days (since November 5, 2026).
At a list price of $1,250,000 across 3 units, that works out to roughly $416,667 per unit.
Annual property taxes are $12,352 (2026), on an assessed value of $996,100.
At $1,250,000 for 4,443 sqft, that's about $281 per square foot.
1 total parking space (paved drive, off street, unpaved).
18-20 Fayston St, Boston MA 02121 is in Boston, Suffolk County, MA 02121.

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.