
125 B St #1D Boston — Photo 1 of 20
Recent Drop: $95,100
$449,900
Investment Analysis — 125 B St #1D
Boston, MA 02127 — South Boston
Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 2-bedroom in 02127 carries an estimated $3,790/mo in gross rent — about a 5.57% cap rate and $25,041/yr in estimated NOI at the $449,900 list price. Adjust every assumption in the calculator below.
Beds
2
Baths
2
SqFt
916
Style
Condominium
Built
1899
Rare affordable resale opportunity in South Boston’s historic Lawrence School! This spacious 2 bed, 2 bath unit features an open-concept floor plan designed for comfortable living & effortless entertaining. Rich hardwood floors, exposed brick details, stainless steel appliances, central air, & in-unit laundry combine character w/modern convenience. A versatile office/den located just off the living area provides an ideal space for working from home, studying, or additional flex use. Situated in a professionally managed elevator building, this home offers an exceptional location w/easy access to the highway & Mass Pike & is just minutes from public transportation, including Broadway Station & bus routes. Enjoy a short walk to the Seaport District, restaurants, shopping, & neighborhood amenities. Affordable housing restrictions apply: maximum gross income limits are 1 person: $120,000; 2 people: $137,200; 3 people: $154,300. $100,000 asset limit, (not including retirement accounts).
Estimates — not financial advice
These figures are illustrative estimates for informational purposes only — not an appraisal, valuation, or guarantee of rent, income, or returns, and not financial, tax, or investment advice. Rent is either the figure reported on the MLS listing — in-place rent that may differ from market and is not verified against the actual leases — or, where the listing reports none, an estimate from HUD Small Area Fair Market Rents, a government benchmark that may differ from actual market rent. Each figure is labelled with its source. Cap rate, NOI, and returns depend on the assumptions shown, which you can change. MLS and other third-party data may be inaccurate or out of date. Verify all figures independently and consult your own financial, tax, and legal advisors before making any investment decision.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Range • Dishwasher • Microwave • Refrigerator • Washer • Dryer
Neighborhood
Public Transportation • Shopping • Park • Medical Facility • Highway Access • House of Worship
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl FirstFlooring - Hardwood
Kitchen
Lvl FirstFlooring - Hardwood, Countertops - Stone/Granite/Solid, Breakfast Bar / Nook, Stainless Steel Appliances
Office
Lvl FirstFlooring - Hardwood, Lighting - Overhead
Primary Bedroom
Lvl FirstBathroom - Full, Closet, Flooring - Hardwood, Lighting - Overhead
Bedroom 2
Lvl FirstBathroom 1
Lvl FirstBathroom - Full, Bathroom - With Shower Stall, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Lighting - Sconce, Lighting - Overhead
Bathroom 2
Lvl FirstBathroom - Full, Bathroom - Tiled With Tub & Shower, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Lighting - Sconce, Lighting - Overhead
Property History
$449,900
Was $475,000
Sep 16, 2026
MLS® 73475078
$475,000
Was $499,000
Jul 21, 2026
MLS® 73475078
$499,000
Was $515,000
May 20, 2026
MLS® 73475078
$515,000
Was $545,000
Apr 7, 2026
MLS® 73475078
$545,000
Feb 6, 2026
MLS® 73475078
Listing Agent: Jonathan Diffenbach
Listing Office: Maloney Properties LLC
MLS® Number: 73475078
Related Insights

Boston Buyer Closing Costs 2026: 2%–5% Guide

Boston First-Time Buyers May Qualify at $205,335

After the Grant Window: Massachusetts First-Time Buyers

Massachusetts Buyers Face a Supply Crunch, Not a Crash
