***Attention Developers, Builders & Investors*** Permitted development opportunity in the highly desirable Oak Square neighborhood of Brighton. Situated on 8,681 sqft lot, this property is currently configured as a two-family with total living area of 1,778 sqft, along with a full unfinished basement and ample off-street parking. The property to be delivered with building permits for 2,749 sqft, 3-unit multifamily project, consisting of two 3 bed/2 bath units and one 2 bed/2 bath unit, offering flexibility to hold as multifamily or condominium sellout. Existing structure requires a full gut renovation and addition. Property to be sold as-is.
| Units | 3 |
| Living area | 2,749 sqft |
| Lot size | 8,681 sqft |
| Year built | 1900 |
| Price / sqft | $418 |
| County | Suffolk |
| MLS # | 73532258 |
| Days on market | 25 days |
| Listed on | June 9, 2026 |
| Annual property tax | $10,327 |
| Tax year | 2025 |
| Assessed value | $891,800 |
| Zoning | R2 |
| Total actual rent | $0/mo |
| Stories | 3 |
| Total rooms | 18 |
| Lot size | 0.2 acres |
| Garage spaces | 0 |
| Parking spaces | 3 |
| Parking | Off Street |
| Basement | Full |
| Foundation | Concrete Perimeter |
| Sewer | Public Sewer |
| Water | Public |
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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 2,749 sqft of living area, built in 1900.
131 Nonantum St, Boston MA 02135 has been listed for 25 days (since June 9, 2026).
At a list price of $1,149,000 across 3 units, that works out to roughly $383,000 per unit.
Annual property taxes are $10,327 (2025), on an assessed value of $891,800.
At $1,149,000 for 2,749 sqft, that's about $418 per square foot.
3 total parking spaces (off street).
131 Nonantum St, Boston MA 02135 is in Boston, Suffolk County, MA 02135.

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.