51 Beacon St #3 Boston — Photo 1 of 23
$5,200,000
Investment Analysis — 51 Beacon St #3
Boston, MA 02108 — Beacon Hill
Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 3-bedroom in 02108 carries an estimated $4,400/mo in gross rent — about a -0.80% cap rate and $-41,348/yr in estimated NOI at the $5,200,000 list price. Adjust every assumption in the calculator below.
Beds
3
Baths
5
SqFt
2,930
Style
Condominium
Built
1860
Experience timeless Beacon Hill elegance in this opulent 3+ bedroom duplex overlooking the historic Boston Common. Offering storybook views and greenery, this majestic parlor-level and upper-floor residence features 13-foot ceilings, a dramatic staircase, incredible volume and exceptional, handsome fireplaces. The grand entry foyer is magnificent and leads to a sophisticated, walnut paneled living room with multiple outstanding lead-paned windows, wainscoting and moulding. The dining room is regal with custom cabinetry, this space is truly memorable for entertaining. A large eat-in kitchen is situated nearby. The sun-drenched primary suite features a bow window and more outstanding views and abundant storage. Two addt’l bedrooms, plus a third study, offer flexible living. Additional highlights include direct elevator access & private storage, and a common gym & shared courtyard. This home embodies historic grandeur and sophisticated city living, all at a truly iconic Boston location.
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 MLS and other third-party data may be inaccurate or out of date.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.
Open Houses
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Dishwasher • Disposal • Refrigerator
Neighborhood
Public Transportation • Shopping • Tennis Court(s) • Park • Walk/Jog Trails • Medical Facility
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl Second27.7 x 23.1
Flooring - Hardwood, Window(s) - Bay/Bow/Box
Dining Room
Lvl Second14.9 x 22.11
Closet/Cabinets - Custom Built, Flooring - Hardwood
Kitchen
Lvl Second10.7 x 21.1
Window(s) - Bay/Bow/Box, Breakfast Bar / Nook
Office
Lvl Third10.5 x 17.1
Flooring - Wall to Wall Carpet, Window(s) - Bay/Bow/Box
Primary Bedroom
Lvl Third14.6 x 23.2
Cedar Closet(s), Closet/Cabinets - Custom Built, Flooring - Hardwood, Window(s) - Bay/Bow/Box
Bedroom 2
Lvl Third14.9 x 22.11
Bedroom 3
Lvl Third7.4 x 19.11
Closet/Cabinets - Custom Built, Flooring - Hardwood
Bathroom 1
Lvl Third7.1 x 5.8
Bathroom - Full, Bathroom - Tiled With Tub & Shower
Bathroom 2
Lvl Third7.1 x 11.3
Bathroom - Tiled With Tub, Flooring - Stone/Ceramic Tile
Bathroom 3
Lvl Second3.8 x 9.9
Bathroom - Half
Property History
$5,200,000
Sep 23, 2026
MLS® 73581671
$5,750,000
Jan 19, 2026
MLS® 73450990
$5,750,000
Nov 4, 2025
MLS® 73450990
Listing Agent: Rebecca Davis Tulman And Leslie Singleton Adam
Listing Office: Gibson Sotheby's International Realty
MLS® Number: 73581671