11 Blackstone Street # 9, Cambridge MA 02139

Cambridge, MA 02139 • Cambridgeport
$2,350,000
Est. $12,508/month
4
Beds
3
Baths
2,486
Sq Ft
$945
Price/Sq Ft
1999
Year Built
Condominium
Type
15
Days on Market
Closed Listed Sep 26, 2025 • MLS# 73262001

About this home

Experience unparalleled city living in this extraordinary penthouse boasting city and Charles River views. Easily accessible via elevator, this one-of-a-kind residence is adorned with high ceilings, oversized windows and the spacious interior is flooded with natural light, creating an airy ambiance throughout. The main level features an open living, dining and kitchen plan as well as three generously sized bedrooms — one an en-suite primary — and two full bathrooms. Upstairs, find an additional primary or living space with not one, but two rooftop decks - a perfect setting for both sunrise and sunset. Whether you seek tranquility or you love to entertain, this penthouse promises a lifestyle of convenience and exclusivity, elevating urban living to new heights. Two parking spaces and basement storage. Prime location, a few short blocks to the Charles River, Trader Joe's, Whole Foods, MIT, and easy access to HBS, Longwood Medical Area, Kendall, Central and Harvard Squares.

Sale Statistics

Sale Overview
Original List Price: $2,500,000
Final Sale Price: $2,350,000
Difference: $150,000 (-6.0%)
Performance Metrics
94.0%
List to Sale Ratio
Sold below asking price
15
Days on Market
Quick sale
Price per Square Foot Analysis
Original $/sq ft: $1,006
Sale $/sq ft: $945
This property sold for $945 per square foot
Sale Summary

This property sold for 6.0% below the original asking price.

With only 15 days on market, this was a quick sale compared to typical market conditions.

Facts & Features

Property Overview

Property Type
Condominium
Property Category
Residential
Year Built
1999
Bedrooms
4
Full Bathrooms
3
Living Area
2,486 sq ft
Total Rooms
7
Stories
2
Entry Level
4

Interior Features

Flooring
Tile, Hardwood
Heating
Central, Baseboard, Natural Gas
Has Heating
Yes
Cooling
Central Air
Has Cooling
Yes
Fireplace Features
Living Room
Has Fireplace
Yes
Number of Fireplaces
2
Appliances
Range, Dishwasher, Disposal, Refrigerator, Washer, Dryer
Laundry Features
First Floor, In Unit, Gas Dryer Hookup
Basement Details
Y
Window Features
Insulated Windows
Door Features
Insulated Doors
Accessibility Features
Accessible Entrance

Exterior & Structure

Construction Materials
Frame
Roof
Rubber
Exterior Features
Deck - Roof
Patio/Porch Features
Deck - Roof
Fencing
Security
Has Spa
No
Waterfront Property
No

Lot & Land

Parking & Garage

Has Garage
No
Total Non-Garage Parking Spaces
2
Parking Features
Off Street, Deeded, Driveway

Utilities & Systems

Utilities Available
for Gas Range, for Gas Dryer
Water Source
Public
Sewer
Public Sewer
Electric
Circuit Breakers
Security Features
Intercom
Energy Efficient Features
Thermostat

Community & HOA

Community Features
Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station, University
HOA Fee
$1,127
HOA Fee Frequency
Monthly
Association Amenities
Hot Water, Elevator(s)
Senior Community
No

Financial & Tax Information

Annual Tax Amount
$13,753
Tax Year
2024
Tax Assessed Value
$2,258,400
Tax Lot
11/9
Tax Block
9
Tax Map Number
129
Parcel Number
129911/9,3806608
Zoning
C1

Additional Details

Year Built Source
Public Records
Year Built Details
Approximate
Building Name
3-11 Blackstone Street Condominium
Common Walls
No One Above
Attached Property
Yes
Disclosures
Photos are of previous listing. Currently not staged.
Listing Terms
Contract

Location

Loading map...

Neighborhood

Cambridgeport

11 Blackstone Street # 9, Cambridge MA 02139

Cambridge, MA 02139

Walkability

Loading Walk Score...

Schools

Elementary School
Lottery
Rating information coming soon
Middle School
Lottery
Rating information coming soon
High School
Crls
Rating information coming soon

Monthly Payment Calculator

%
%
Estimated Monthly Payment $0

Payment Breakdown

Principal & Interest $0
Property Tax $1,146
Homeowners Insurance $200
HOA Fee $1,127
PMI $0

Property History

Market Insights

6%
Price Range
16
Total Days on Market

Property Timeline

Sold
Jul 25, 2024
$2,350,000
Property sold
Days on Market: 16
🏠
Listed for Sale
Jul 9, 2024
$2,500,000
Original listing
Agent: Lauren Holleran Team Office: Gibson Sotheby's International Realty

Price & Status History

Date Event Price Change
Jul 9, 2024 New Listing Added $2,500,000

Market Statistics

Days on Market
15 days
Price per Sq Ft
$945

Tax History

Year Taxes Assessment
2024 $13,753 $2,258,400

Financial Details

Annual Property Tax
$13,753
Tax Year 2024
HOA Fee
$1,127
Monthly
Assessed Value
$2,258,400

Listing Information

Listing Agent Lauren Holleran Team
Listing Office Gibson Sotheby's International Realty
Agent MLS ID TM331830
Office MLS ID AN2064

Similar Homes

11 Blackstone Street # 9, Cambridge MA 02139 - Photo 1 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 2 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 3 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 4 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 5 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 6 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 7 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 8 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 9 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 10 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 11 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 12 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 13 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 14 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 15 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 16 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 17 11 Blackstone Street # 9, Cambridge MA 02139 - Photo 18

Contact Agent

Schedule a Tour