11 Commonwealth Rd is a 1,750 square foot condo with 5 bedrooms and 2 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $876,615.
CondoProperty Type
1910Year Built
$501Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$876,615
$34K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.4% lower than the average sale price ($899K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2026
$8,722 (+4.5%)
$714,900
2025
$8,350 (+7.6%)
$714,900
2024
$7,763 (−12.5%)
$663,500
2023
$8,869 (+13.4%)
$653,100
2022
$7,824 (+9.7%)
$590,500
2021
$7,130 (+0.9%)
$582,000
2020
$7,065 (+5.9%)
$582,000
2019
$6,673 (+2.5%)
$518,100
2018
$6,513 (+3.8%)
$483,500
2017
$6,276 (+10.1%)
$451,800
2016
$5,698 (−6.6%)
$416,500
2015
$6,101 (+5.1%)
$405,900
2014
$5,807 (+6.7%)
$388,200
2013
$5,440 (+1.9%)
$370,600
2012
$5,337 (+3.5%)
$370,600
2011
$5,159 (+6.6%)
$370,600
2010
$4,838 (+2.4%)
$363,500
2009
$4,725
$386,000
Tax history for 11 Commonwealth Rd
Year
Property tax
Land + Additions
Assessment*
2026
$8,722 (+4.5%)
$714,900
2025
$8,350 (+7.6%)
$714,900
2024
$7,763 (−12.5%)
$663,500
2023
$8,869 (+13.4%)
$653,100
2022
$7,824 (+9.7%)
$590,500
2021
$7,130 (+0.9%)
$582,000
2020
$7,065 (+5.9%)
$582,000
2019
$6,673 (+2.5%)
$518,100
2018
$6,513 (+3.8%)
$483,500
2017
$6,276 (+10.1%)
$451,800
2016
$5,698 (−6.6%)
$416,500
2015
$6,101 (+5.1%)
$405,900
2014
$5,807 (+6.7%)
$388,200
2013
$5,440 (+1.9%)
$370,600
2012
$5,337 (+3.5%)
$370,600
2011
$5,159 (+6.6%)
$370,600
2010
$4,838 (+2.4%)
$363,500
2009
$4,725
$386,000
*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: 550
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Steam
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Average
Construction Type: Frame
Exterior Wall: Aluminum Siding
Roof Shape Type: Gable
Property Information
Subdivision Name: 09 COMMONWEALTH ROAD CONDO
Living Sq. Ft: 1,750
Gross Sq. Ft: 2,300
# of Units: 1
# of Stories: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,372
Municipality Name: WATERTOWN
Acres: 0.1004
Zoning Code: T
State Use Description: CONDOMINIUM
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 2.0
Sq. Ft.: 1,750
Stories: 3.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1910
Year Renovated: —
County: Middlesex County
APN: 2126479S
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Places
Transit
Hosmer Elementary School
Public PreK-5 • Assigned • 0.6mi
7/10
Watertown Middle School
Public 6-8 • Assigned • 1.3mi
7/10
Watertown High School
Public 9-12 • Assigned • 1.4mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Watertown's urban-suburban feeling paired with its proximity to Cambridge & Boston have caused it to rapidly transform into a destination for home buyers. Historically a manufacturing city, it has changed into a restaurant, shopping, and biotech hub...
with a completely built-out residential landscape.