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About this property
We are pleased to present this multifamily opportunity for sale in Mattapan, MA. The building is made up of six 2-bedroom / 1-bathroom units that are positioned for rent growth through in-unit upgrades and releasing. Each with impressive layouts, the units offer comfortable living and design that maximizes space. The building benefits from its position within Mattapan, a neighborhood that continues to elevate its profile as one of Boston’s most dynamic and in-demand residential communities for families and working professionals. The property is well positioned to benefit from its proximity to the Mattapan Line, multiple bus routes, and key corridors such as Blue Hill Avenue, offering convenient access to downtown Boston and surrounding submarkets. Residents enjoy a highly walkable environment near local dining, retail, and community amenities.
Property details
| Units | 6 |
| Living area | 5,448 sqft |
| Lot size | 7,797 sqft |
| Year built | 1920 |
| Price / sqft | $303 |
| County | Suffolk |
| MLS # | 73467061 |
Listing status
| Days on market | 124 days |
| Listed on | January 9, 2026 |
Taxes & financials
| Annual property tax | $99 |
| Tax year | 99 |
| Assessed value | $99 |
| Zoning | 99 |
| Gross income (actual) | $172,404/yr |
| Net operating income (actual) | $147,888/yr |
| Total actual rent | $9,674/mo |
Building & lot
| Stories | 5 |
| Total rooms | 30 |
| Lot size | 0.18 acres |
| Garage spaces | 0 |
| Parking spaces | 0 |
| Foundation | Other |
Utilities & systems
| Sewer | Public Sewer |
| Water | Public |
Location
Listing courtesy of Boston Realty Advisors — Kevin Benzinger. Listing data © MLS PIN.
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Questions & answers
Auto-generated from the listing data — richer AI answers coming with the live site.
How many units does 640 River Street, Boston MA 02126 have?
It is a 6-unit multi-family property with 5,448 sqft of living area, built in 1920.
How long has 640 River Street, Boston MA 02126 been on the market?
640 River Street, Boston MA 02126 has been listed for 124 days (since January 9, 2026).
What are the property taxes on 640 River Street, Boston MA 02126?
Annual property taxes are $99 (99), on an assessed value of $99.
What is the price per square foot?
At $1,650,000 for 5,448 sqft, that's about $303 per square foot.
Where is this property located?
640 River Street, Boston MA 02126 is in Boston, Suffolk County, MA 02126.
