400 Marlborough St # 9, Boston MA 02115
Estimate assumptions
20% down, a 30-year loan at 6.5%, and $200/month estimated insurance.
Includes the supplied property-tax and HOA inputs; missing inputs contribute $0. HOA fees with an unspecified frequency are treated as monthly. PMI and closing costs are excluded.
Adjust the payment calculatorTrack this home for price, status, and open-house alerts.
About this home
In Back Bay, where parking is scarce, this beautiful one-bedroom home on iconic Marlborough Street comes with its own assigned tandem parking space. Perched on the sunny top floor, this south-facing unit offers a spacious, open layout that elegantly blends classic architectural detail with a renovated kitchen and bath. The large, open kitchen features cherry cabinetry, stainless steel appliances, a Sub-Zero under-counter refrigerator, a breakfast bar, and granite counter tops — ideal for cooking and entertaining. The spacious living room is filled with light and frames sweeping views of the Back Bay skyline and the Prudential Tower. Additional features include a walk-in bedroom closet, extra storage, high ceilings, hardwood floors throughout, and common laundry. Just steps from the shops and restaurants of Newbury Street, the Charles River Esplanade, and Back Bay's public transportation. This address scores a 98 Walk Score (Walker's Paradise), 99 Transit Score (Rider's Paradise), and 88 Bike Score (Very Bikeable) for daily errands, commuting, making city life effortless! Open House - Sunday October 4th, 2026 - 1230 pm - 130 pm.
View in the App
Save this property, schedule tours instantly, and get alerts when the price drops
Scan with phone
BMN Estimate
Get the number an algorithm can't give you
A free agent CMA factors in condition, upgrades, and the street — the things comps alone can't see.
Recently Sold Nearby
Price & Status History
Market Insights
Property Timeline
Price Reduced
Oct 8, 2026Listed for Sale
Sep 22, 2026| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 10/08/2026 | ↓ Price Reduced | $750,000 | $25,000 | - | From $775,000 to $750,000 (-3.2%) |
| 09/22/2026 | 🏠 Listed for Sale | $775,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2026 | $8,709 | $702,300 |
Financial Details
Facts & Features
Home Facts
Interior
Exterior
Parking
Utilities
Financial
HOA & Community
MA Disclosures
Additional Details
Property Overview
Floor Layout
Interior Features
Construction & Materials
Utilities & Systems
Exterior & Lot
Parking & Garage
Nearby Schools
School information not available for this location.
Monthly Payment Calculator
Monthly Payment Breakdown
Loan Summary
Rate Impact
Payment Over Time
Location
Neighborhood
Back Bay
400 Marlborough St # 9, Boston MA 02115
Boston, MA 02115
Listing Information
Contact Us
Similar Homes for Sale
Comparable Properties
Customize Comparable Search
Finding comparable properties...