Google street view image for 47 Porter Rd #45, Cambridge, MA 02140

Off market

—

•

3 ba

•

2,540

sq ft

47 Porter Rd #45, Cambridge, MA 02140

About this home

47 Porter Rd #45 is a 2,540 square foot multi-family home on a 2,178 square foot lot with 3 bedrooms and 3 bathrooms.

Multi-familyProperty Type

1894Year Built

2,178 sq ftLot Size

Source:Public Records

Redfin Estimate

Unfortunately, we don't have enough data to generate an accurate Estimate at this time.

Market trends in 02140, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.3%

1.5% MoM

Median sale price

$1.2M

$95K MoM

Avg. days on market

25d

5 days MoM

Recently sold homes

12 MoM

New listings for sale

$825,000
2 beds1 bath1,162 sq ft
122-126 Harvey St #3, Cambridge, MA 02140
$599,000
1 bed1 bath516 sq ft
97-99 Elmwood St #109, Cambridge, MA 02140
$649,000
2 beds1 bath1,047 sq ft
14 Notre Dame Ave Unit C, Cambridge, MA 02140
See all

Provided by Redfin

Sale history for 47 Porter Rd #45

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2025

$9,154 (+26.9%)

$634,200 + $807,300

$1,441,500

2024

$7,212 (+4.2%)

$682,100 + $536,200

$1,218,300

2023

$6,918 (+3.4%)

$697,500 + $483,000

$1,180,500

2022

$6,693 (+2.2%)

$694,100 + $436,500

$1,130,600

2021

$6,546 (+4.3%)

$679,400 + $439,600

$1,119,000

2020

$6,275 (+8.0%)

$672,600 + $418,700

$1,091,300

2019

$5,809 (+2.8%)

$583,600 + $394,300

$977,900

2018

$5,650 (−1.9%)

$540,600 + $357,600

$898,200

2017

$5,762 (+4.6%)

$516,000 + $371,900

$887,900

2016

$5,510 (+8.7%)

$445,400 + $342,900

$788,300

2015

$5,071 (+7.1%)

$350,100 + $298,400

$648,500

2014

$4,737 (−1.1%)

$291,800 + $273,500

$565,300

2013

$4,790 (+2.1%)

$291,800 + $261,300

$553,100

2012

$4,690 (+3.9%)

$291,800 + $261,300

$553,100

2011

$4,513

$291,800 + $261,300

$553,100

2010

$4,513 (+3.0%)

$291,800 + $261,300

$553,100

2009

$4,382

$303,700 + $275,900

$579,600

Tax history for 47 Porter Rd #45

Year

Property tax

Land + Additions

Assessment*

2025

$9,154 (+26.9%)

$634,200 + $807,300

$1,441,500

2024

$7,212 (+4.2%)

$682,100 + $536,200

$1,218,300

2023

$6,918 (+3.4%)

$697,500 + $483,000

$1,180,500

2022

$6,693 (+2.2%)

$694,100 + $436,500

$1,130,600

2021

$6,546 (+4.3%)

$679,400 + $439,600

$1,119,000

2020

$6,275 (+8.0%)

$672,600 + $418,700

$1,091,300

2019

$5,809 (+2.8%)

$583,600 + $394,300

$977,900

2018

$5,650 (−1.9%)

$540,600 + $357,600

$898,200

2017

$5,762 (+4.6%)

$516,000 + $371,900

$887,900

2016

$5,510 (+8.7%)

$445,400 + $342,900

$788,300

2015

$5,071 (+7.1%)

$350,100 + $298,400

$648,500

2014

$4,737 (−1.1%)

$291,800 + $273,500

$565,300

2013

$4,790 (+2.1%)

$291,800 + $261,300

$553,100

2012

$4,690 (+3.9%)

$291,800 + $261,300

$553,100

2011

$4,513

$291,800 + $261,300

$553,100

2010

$4,513 (+3.0%)

$291,800 + $261,300

$553,100

2009

$4,382

$303,700 + $275,900

$579,600

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

Property details

Interior

Basement Information
Basement Sq. Ft: 984

Bathroom Information
# of Full Baths: 3

Heating & Cooling
Heating Type: Forced Air

Room Information
# of Rooms: 11

Exterior

Exterior Information
Physical Condition: Good
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 2,540
Gross Sq. Ft: 4,126
Ground Floor Sq. Ft: 1,024
# of Units: 3
# of Stories: 3

Lot Information
# of Buildings: 1
Land Sq. Ft: 2,178
Municipality Name: CAMBRIDGE
Acres: 0.05
Zoning Code: B
State Use Description: 3-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 2,540
Stories: 3.0
Lot Size: 2,178 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1894
Year Renovated: —
County: Middlesex County
APN: 412350

Home facts updated by county records on Jul 16, 2026

Around this home

Schools

Peabody School

Public PreK-5 • Assigned • 0.4mi

7/10

Rindge Avenue Upper School

Public 6-8 • Assigned • 0.4mi

8/10

Cambridge Rindge and Latin School

Public 9-12 • Assigned • 1.1mi

8/10

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...
3 weeks ago • Cambridge
Benjamin Ginsburg
Redfin Premier agent
155 deals
Was this helpful?
The Cambridge market is quite resilient. New zoning regulations now allow MF homes on traditional SF lots, as the City aims to boost housing supply & improve affordability. The high demand is consistently driven by the area's world-class healthcare,...
4 weeks ago • Cambridge
Kyle MacNichol
Redfin Premier agent
57 deals
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Climate risks

1/10 Flood Factor

Minimal risk 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

63% 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 • 02140

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

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New listings for sale in 02140

$825,000

2 beds1 bath1,162 sq ft

122-126 Harvey St #3, Cambridge, MA 02140

$599,000

1 bed1 bath516 sq ft

97-99 Elmwood St #109, Cambridge, MA 02140

$649,000

2 beds1 bath1,047 sq ft

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Home values near 47 Porter Rd #45

Data from public records.

Address	Redfin Estimate
39 Porter Rd, Cambridge, MA 6 Beds \| 5 Baths \| 2277 Sq. Ft.	$1,712,093
55 Porter Rd, Cambridge, MA 5 Beds \| 2 Baths \| 2474 Sq. Ft.	$1,476,837

Address	Redfin Estimate
43 Porter Rd Apartment 41, Cambridge, MA 5 Beds \| 3 Baths \| 2532 Sq. Ft.	—
4 Porter Park Apartment 2, Cambridge, MA 6 Beds \| 3 Baths \| 2379 Sq. Ft.	$1,553,566

Address	Redfin Estimate
51 Porter Rd, Cambridge, MA 5 Beds \| 3.5 Baths \| 2480 Sq. Ft.	$1,495,143
67 Porter Rd Apartment 1, Cambridge, MA 2 Beds \| 1 Baths \| 935 Sq. Ft.	$785,502

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