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 $1,363,351.
Single-familyProperty Type
1902Year Built
5,227 sq ftLot Size
$617Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,363,351
$1.3M since sold in May 1982$28K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 26.5% lower than the average sale price ($1.85M) 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 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 • 1.1mi
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.