Rarely available multifamily opportunity in the heart of Charlestown! This 3 unit building is perfect for investors, developers, or end users looking to create something truly special. Unit 1 features 1 bed/1 bath, central A/C, and renovations completed in 2020. Units 2 and 3 each offer 2 beds/1 bath, presenting excellent potential for cosmetic updates and customization. Additional highlights include an enclosed patio, an updated roof deck, separately metered utilities for each unit and updated systems. Just minutes to all that Charlestown has to offer, a flexible layout and tremendous potential, this is a unique opportunity to reimagine or hold a MF property in one of Boston’s most sought-after neighborhoods.
| Units | 3 |
| Living area | 2,413 sqft |
| Lot size | 1,040 sqft |
| Year built | 1885 |
| Price / sqft | $621 |
| County | Suffolk |
| MLS # | 73589871 |
| Days on market | 0 days |
| Listed on | October 13, 2026 |
| Annual property tax | $16,953 |
| Tax year | 2026 |
| Assessed value | $1,367,200 |
| Zoning | R3 |
| Total actual rent | $0/mo |
| Electric expense | $3,136/yr |
| Insurance expense | $5,596/yr |
| Stories | 3 |
| Total rooms | 11 |
| Lot size | 0.02 acres |
| Garage spaces | 0 |
| Parking spaces | 0 |
| Parking | On Street |
| Basement | Unfinished |
| Foundation | Other |
| Roof | Rubber |
| Sewer | Public Sewer |
| Water | Public |
More about investing in Boston →
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 2,413 sqft of living area, built in 1885.
25 Allston St, Boston MA 02129 has been listed for 0 days (since October 13, 2026).
At a list price of $1,499,000 across 3 units, that works out to roughly $499,667 per unit.
Annual property taxes are $16,953 (2026), on an assessed value of $1,367,200.
At $1,499,000 for 2,413 sqft, that's about $621 per square foot.
25 Allston St, Boston MA 02129 is in Boston, Suffolk County, MA 02129.

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.