OFF MARKET

Off Market Mar 2019 for $2M

$2,397,832

•

2,285

sq ft

9 Decatur #1, Cambridge, MA 02139

About this home

Just completed - bright contemporary Cambridgeport condominium. The main living level has an open floor plan, high ceilings and beautiful kitchen including quartz countertops and Thermador appliances. Quartersawn white oak floors throughout lead to the floating steel staircase. The second floor hosts the master bedroom with on-suite bath, and second and third bedrooms. Follow the staircase up to your private roof deck with views of the Boston skyline. The lower level of the home has heated Porcelanosa tile floors, a spacious family room, and a fourth bedroom/office with full bath and laundry. Lower level opens to sunken patio. Home is well located to Central, MIT, Harvard and Kendall Squares. Close to the Charles River, and all the amenities Central Square has to offer. 1 off-street parking. 3 private outdoor spaces (2 patios and roof deck). This architect designed home has the highest level of finish in the heart of one of Cambridge’s most vibrant neighborhoods.

CondoProperty Type

2019Year Built

$1,049Est. Price/Sq.Ft.

1 spaceParking

Listed by Rebecca Siegel • Compass

Bought with Maggie Dee • Compass

Redfin checked: a few seconds ago

•Source:MLS PIN #72441385

Redfin Estimate

$2,397,832

$323K since sold in March 2019$3,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18% higher than the average sale price ($2.03M) of 6 comparable homes.

SOLD MAY 8, 2026
$2,400,000
A
4 beds3.5 baths2,434 sq ft
62 Pearl #62, Cambridge, MA 02139
SOLD JUN 1, 2026
$2,110,000
B
3 beds3.5 baths1,828 sq ft
180 Franklin St #176, Cambridge, MA 02139
SOLD DEC 10, 2025
$2,200,000
C
3 beds3.5 baths1,831 sq ft
125 Brookline St #4, Cambridge, MA 02139
SOLD APR 29, 2026
$1,649,000
D
3 beds3 baths1,783 sq ft
300 Franklin St #1, Cambridge, MA 02139
SOLD APR 15, 2026
$2,100,000
E
4 beds3 baths1,702 sq ft
300 Franklin St #5, Cambridge, MA 02139
SOLD MAR 5, 2026
$1,730,000
F
2 beds2.5 baths1,530 sq ft
100 Pacific St #10, Cambridge, MA 02139

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Earn from this home

Sell

$869,995

Est. take-home

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Rent

$4,991/mo

Redfin rental estimate

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Market trends in 02139, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.0%

0.3% MoM

Median sale price

$1.1M

$195K MoM

Avg. days on market

22d

1 days MoM

Recently sold homes

21 MoM

New listings for sale

OPEN TODAY, 11:30AM TO 1PM
$495,000
1 bed1 bath534 sq ft
51 Lopez St #4, Cambridge, MA 02139
$2,400,000
6 beds4 baths3,612 sq ft
14 Saint Paul St, Cambridge, MA 02139
$739,900
2 beds1 bath893 sq ft
277 River St #1, Cambridge, MA 02139
OPEN SUN, 2PM TO 3PM
$1,295,000
3 beds2 baths1,254 sq ft
20 Marie Ave #1, Cambridge, MA 02139
$759,000
2 beds1 bath760 sq ft
287 Harvard St #79, Cambridge, MA 02139
$790,900
2 beds1 bath810 sq ft
65 Howard St #2, Cambridge, MA 02139
See all

Provided by Redfin

Sale history for 9 Decatur #1

Tax history for 9 Decatur #1

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

—

Year renovated

—

Sq. Ft.

2,285

Year built

2018

Style

Condo/Co-op

County

Middlesex County

APN

5116957

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 16, 2026.

Property details

Parking

Parking Information
Parking Spaces: 1
Parking Features: Off Street

Interior

Master Bedroom Information
Level: Second

Bedroom #2 Information
Level: Second

Bedroom #3 Information
Level: Second

Bedroom #4 Information
Level: Basement

Bathroom Information
# of Bathrooms (Full): 3
# of Bathrooms (Half): 1
Master Bathroom Features: Yes

Living Room Information
Level: First

Family Room Information
Level: Basement

Dining Room Information
Level: First

Kitchen Information
Level: First

Basement Information
Basement: Y

Laundry Information
Laundry Features: In Basement, In Unit

Interior Features
# of Rooms (Total): 8
Flooring: Tile, Hardwood

Exterior

Building Information
Building Area (Total): 2,285
Construction Materials: Frame
StructureType: Detached
Stories (Total): 4
Year Built Source: Builder
Year Built Details: Actual
Lead Paint: None

Exterior Features
Fencing: Fenced
Roof: Rubber
Patio And Porch Features: Deck - Roof, Patio
Exterior Features: Deck - Roof, Patio, Fenced Yard

Property Information
PropertySubType: Condominium
Entry Level: 1

Financial

Tax Information
Tax Annual Amount: $9,999,999
Tax Year: 2018

Utilities

Utility Information
Sewer: Public Sewer
Water Source: Public

Heating & Cooling
Has Heating
Has Cooling
Heating: Air Source Heat Pumps (ASHP)
Cooling: Central Air, Air Source Heat Pumps (ASHP)

Location

HOA Information
Association Fee: $330
Association Fee Frequency: Monthly
Association Fee Includes: Insurance, Maintenance Grounds, Snow Removal, Reserve Funds

Location Information
Directions: Between Pearl and Brookline
UnparsedAddress: 9 Decatur # 1, Cambridge MA 02139

Community Information
Senior CommunityYN: No
Community Features: Public Transportation
Pets Allowed: Yes w/ Restrictions

Public facts

Beds: 4
Baths: 3.5
Sq. Ft.: 2,285
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 2018
Year Renovated: —
County: Middlesex County
APN: 5116957

Home facts updated by county records on Jul 16, 2026

Other

Miscellaneous Information
Heat Zones: 3

Listing Information
StandardStatus: Closed

Around this home

Schools

The Amigos School

Public PreK-8 • Assigned • 0.2mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Despite new zoning laws encouraging housing production, Cambridge remains a Seller's market driven by pent-up demand and a constant influx of buyers. Because it is a historic, built-out city, there is little new housing to replace existing...
2 months ago • Cambridge
Benjamin Ginsburg
Redfin Premier agent
152 deals
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Climate risks

8/10 Flood Factor

Estimated 80%+ chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 96° expected this year, 15 days in 30 years

6/10 Wind Factor

62% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Cambridge, MA • 02139

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.28M – $2.76M

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Nearby similar homes

OPEN TODAY, 11:30AM TO 1PM

$495,000

1 bed1 bath534 sq ft

51 Lopez St #4, Cambridge, MA 02139

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269 Harvard St #14, Cambridge, MA 02139

$759,000

2 beds2 baths973 sq ft

931 Massachusetts Ave #902, Cambridge, MA 02139

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209 Green #2, Cambridge, MA 02139

OPEN TODAY, 1PM TO 2:30PM

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12 Inman St #25, Cambridge, MA 02139

New listings for sale in 02139

OPEN TODAY, 11:30AM TO 1PM

$495,000

1 bed1 bath534 sq ft

51 Lopez St #4, Cambridge, MA 02139

$2,400,000

6 beds4 baths3,612 sq ft

14 Saint Paul St, Cambridge, MA 02139

$739,900

2 beds1 bath893 sq ft

277 River St #1, Cambridge, MA 02139

OPEN SUN, 2PM TO 3PM

$1,295,000

3 beds2 baths1,254 sq ft

20 Marie Ave #1, Cambridge, MA 02139

$759,000

2 beds1 bath760 sq ft

287 Harvard St #79, Cambridge, MA 02139

$790,900

2 beds1 bath810 sq ft

65 Howard St #2, Cambridge, MA 02139

Home values near 9 Decatur #1

Data from public records.

Address	Redfin Estimate
13 Decatur Street, Cambridge, MA 4 Beds \| 3.5 Baths \| 2812 Sq. Ft.	$2,345,867
9 Decatur Street Unit 2, Cambridge, MA 4 Beds \| 3.5 Baths \| 2310 Sq. Ft.	$2,591,331

Address	Redfin Estimate
17-19 Decatur Street, Cambridge, MA 4 Beds \| 4.5 Baths \| 3305 Sq. Ft.	$2,078,226
18 Lopez Street, Cambridge, MA 5 Beds \| 3 Baths \| 2102 Sq. Ft.	$1,487,267

Address	Redfin Estimate
9 Decatur Street Unit 2, Cambridge, MA 4 Beds \| 3.5 Baths \| 2310 Sq. Ft.	$2,515,681
119 Brookline Street, Cambridge, MA 3 Beds \| 1 Baths \| 1504 Sq. Ft.	$1,408,653

Property information provided by MLS PIN when last listed in 2019. This data may not match . Learn more.

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