Google street view image for 78 Porter Rd, Cambridge, MA 02140

Off Market Apr 2009 for $4.9M

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Est. refi paymentEst. refi $9,371/mo

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•

— ba

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26,970

sq ft

78 Porter Rd, Cambridge, MA 02140

About this home

78 Porter Rd is a 26,970 square foot property on a 8,276 square foot lot. - it last sold on April 15, 2009 for $4,975,000.

1906Year Built

8,276 sq ftLot Size

$184Price/Sq.Ft.

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 August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

103.7%

0.2% MoM

Median sale price

$1.3M

$173K MoM

Avg. days on market

21d

0 days MoM

Recently sold homes

8 MoM

New listings for sale

$439,500
Studio1 bath433 sq ft
6 Washington Ave #11, Cambridge, MA 02140
$1,825,000
7 beds2.5 baths2,988 sq ft
26-28 Porter Rd, Cambridge, MA 02140
See all

Provided by Redfin

Sale history for 78 Porter Rd

Year

Property tax

Land + Additions

Assessment*

2025

$26,217 (+7.5%)

$2,671,600 + $1,457,100

$4,128,700

2024

$24,381 (+1.4%)

$2,812,800 + $1,305,600

$4,118,400

2023

$24,043 (+1.8%)

$2,886,900 + $1,216,000

$4,102,900

2022

$23,611 (−9.4%)

$2,702,300 + $1,286,000

$3,988,300

2021

$26,047 (+6.6%)

$2,636,400 + $1,816,100

$4,452,500

2020

$24,445 (−1.4%)

$2,636,400 + $1,614,900

$4,251,300

2019

$24,785 (−0.6%)

$2,293,000 + $1,879,600

$4,172,600

2018

$24,940 (+2.3%)

$1,994,200 + $1,970,900

$3,965,100

2017

$24,376 (−1.0%)

$1,892,800 + $1,863,200

$3,756,000

2016

$24,619 (−5.1%)

$1,248,000 + $2,274,000

$3,522,000

2015

$25,953 (+3.1%)

$1,073,300 + $2,245,500

$3,318,800

2014

$25,180 (+0.7%)

$998,400 + $2,006,400

$3,004,800

2013

$24,995 (+13.7%)

$1,104,500 + $1,781,800

$2,886,300

2012

$21,976 (−34.1%)

$1,051,900 + $1,539,600

$2,591,500

2011

$33,339

$2,103,900 + $1,981,800

$4,085,700

2010

$33,339 (+18.9%)

$2,103,900 + $1,981,800

$4,085,700

2009

$28,032

$2,103,900 + $1,604,000

$3,707,900

Tax history for 78 Porter Rd

Year

Property tax

Land + Additions

Assessment*

2025

$26,217 (+7.5%)

$2,671,600 + $1,457,100

$4,128,700

2024

$24,381 (+1.4%)

$2,812,800 + $1,305,600

$4,118,400

2023

$24,043 (+1.8%)

$2,886,900 + $1,216,000

$4,102,900

2022

$23,611 (−9.4%)

$2,702,300 + $1,286,000

$3,988,300

2021

$26,047 (+6.6%)

$2,636,400 + $1,816,100

$4,452,500

2020

$24,445 (−1.4%)

$2,636,400 + $1,614,900

$4,251,300

2019

$24,785 (−0.6%)

$2,293,000 + $1,879,600

$4,172,600

2018

$24,940 (+2.3%)

$1,994,200 + $1,970,900

$3,965,100

2017

$24,376 (−1.0%)

$1,892,800 + $1,863,200

$3,756,000

2016

$24,619 (−5.1%)

$1,248,000 + $2,274,000

$3,522,000

2015

$25,953 (+3.1%)

$1,073,300 + $2,245,500

$3,318,800

2014

$25,180 (+0.7%)

$998,400 + $2,006,400

$3,004,800

2013

$24,995 (+13.7%)

$1,104,500 + $1,781,800

$2,886,300

2012

$21,976 (−34.1%)

$1,051,900 + $1,539,600

$2,591,500

2011

$33,339

$2,103,900 + $1,981,800

$4,085,700

2010

$33,339 (+18.9%)

$2,103,900 + $1,981,800

$4,085,700

2009

$28,032

$2,103,900 + $1,604,000

$3,707,900

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

Permits

Jan 23, 2020 • Active

Building: alteration and addition

Renovate a historic four-story apartment building. Work includes building envelope repairs, new windows and doors, accessibility improvements, and a complete replacement of electrical, plumbing, and fire alarm systems. Install new hydronic heating distribution, radiators, ventilation, and a wet sprinkler fire protection system.

Electrical

Fire sprinkler

HVAC

Plumbing

Remodel

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Basement Information
Basement Sq. Ft: 5,394

Heating & Cooling
Heating Type: Steam

Exterior

Exterior Information
Physical Condition: Average
Construction Type: Brick
Exterior Wall: Brick

Property Information
Living Sq. Ft: 26,970
Ground Floor Sq. Ft: 5,394
# of Units: 26
# of Stories: 4

Lot Information
# of Buildings: 1
Land Sq. Ft: 8,276
Municipality Name: CAMBRIDGE
Acres: 0.19
Zoning Code: BC

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: —
Baths: —
Sq. Ft.: 26,970
Stories: 4.0
Lot Size: 8,276 square feet
Style: Other
Year Built: 1906
Year Renovated: —
County: Middlesex County
APN: 2112379S

Home facts updated by county records on Jul 29, 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 • 1.2mi

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...
2 months ago • Cambridge
Benjamin Ginsburg
Redfin Premier agent
152 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

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Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

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New listings for sale in 02140

$439,500

Studio1 bath433 sq ft

6 Washington Ave #11, Cambridge, MA 02140

$1,825,000

7 beds2.5 baths2,988 sq ft

26-28 Porter Rd, Cambridge, MA 02140

Home values near 78 Porter Rd

Data from public records.

Address	Redfin Estimate
74 Porter Road, Cambridge, MA 5 Beds \| 3 Baths \| 3417 Sq. Ft.	$1,754,250
73 Porter Road #71, Cambridge, MA - Beds \| 3 Baths \| 3568 Sq. Ft.	$1,958,739

Address	Redfin Estimate
68 Porter Road, Cambridge, MA 5 Beds \| 3 Baths \| 2711 Sq. Ft.	$2,146,891
3 Porter Circle, Cambridge, MA 8 Beds \| 4 Baths \| 3310 Sq. Ft.	$1,810,063

Address	Redfin Estimate
64 Porter Road #62, Cambridge, MA 5 Beds \| 2 Baths \| 3108 Sq. Ft.	$1,747,709
5-6 Porter Circle, Cambridge, MA 5 Beds \| 3.5 Baths \| 2500 Sq. Ft.	$1,695,292

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