40 Porter Rd is a 2,209 square foot house on a 5,227 square foot lot with 1 bedroom and 1.5 bathrooms. - it last sold on May 21, 1982 for $48,416. Based on Redfin's Cambridge data, we estimate the home's value is $1,293,079.
Single-familyProperty Type
1902Year Built
5,227 sq ftLot Size
$585Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,293,079
$1.2M since sold in May 1982$36K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.4% lower than the average sale price ($1.55M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Unit
Fireplace Information
Fireplace Type: Wood Stove
Has Fireplace
Room Information
# of Rooms: 2
Exterior
Exterior Information
Physical Condition: Poor
Exterior Wall: Concrete Block
Roof Shape Type: Flat
Property Information
Living Sq. Ft: 2,209
Gross Sq. Ft: 2,209
Ground Floor Sq. Ft: 2,209
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,227
Municipality Name: CAMBRIDGE
Acres: 0.12
Zoning Code: B
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 1
Baths: 1.5
Sq. Ft.: 2,209
Stories: 1.0
Lot Size: 5,227 square feet
Style: Single Family Residential
Year Built: 1902
Year Renovated: —
County: Middlesex County
APN: 41370S
Home facts updated by county records on Sep 10, 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...
properties, & true supply growth is severely constrained.
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,...
education, tech sectors, and high quality of life.