42 Concord Rd #40 is a 2,466 square foot multi-family home on a 5,227 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $1,124,623.
Multi-familyProperty Type
1920Year Built
5,227 sq ftLot Size
$456Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,124,623
$22K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.6% higher than the average sale price ($1.05M) 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
$13,486 (+7.2%)
$522,900 + $582,500
$1,105,400
2025
$12,577 (+14.9%)
$522,900 + $553,900
$1,076,800
2024
$10,950 (−11.3%)
$509,000 + $426,900
$935,900
2023
$12,342 (+7.3%)
$486,900 + $421,900
$908,800
2022
$11,504 (+12.0%)
$442,600 + $425,600
$868,200
2021
$10,274 (+3.8%)
$427,900 + $410,800
$838,700
2020
$9,897 (+3.0%)
$413,100 + $402,100
$815,200
2019
$9,610 (+4.1%)
$413,100 + $333,000
$746,100
2018
$9,234 (+4.3%)
$383,600 + $301,900
$685,500
2017
$8,856 (+4.6%)
$335,700 + $301,900
$637,600
2016
$8,469 (+11.5%)
$317,200 + $301,900
$619,100
2015
$7,598 (+4.3%)
$280,300 + $225,200
$505,500
2014
$7,287 (+1.9%)
$261,900 + $225,200
$487,100
2013
$7,151 (+5.1%)
$261,900 + $225,200
$487,100
2012
$6,801 (+5.2%)
$247,100 + $225,200
$472,300
2011
$6,467 (+1.7%)
$241,600 + $223,000
$464,600
2010
$6,356 (+0.6%)
$254,500 + $223,000
$477,500
2009
$6,316
$278,300 + $237,700
$516,000
Tax history for 42 Concord Rd #40
Year
Property tax
Land + Additions
Assessment*
2026
$13,486 (+7.2%)
$522,900 + $582,500
$1,105,400
2025
$12,577 (+14.9%)
$522,900 + $553,900
$1,076,800
2024
$10,950 (−11.3%)
$509,000 + $426,900
$935,900
2023
$12,342 (+7.3%)
$486,900 + $421,900
$908,800
2022
$11,504 (+12.0%)
$442,600 + $425,600
$868,200
2021
$10,274 (+3.8%)
$427,900 + $410,800
$838,700
2020
$9,897 (+3.0%)
$413,100 + $402,100
$815,200
2019
$9,610 (+4.1%)
$413,100 + $333,000
$746,100
2018
$9,234 (+4.3%)
$383,600 + $301,900
$685,500
2017
$8,856 (+4.6%)
$335,700 + $301,900
$637,600
2016
$8,469 (+11.5%)
$317,200 + $301,900
$619,100
2015
$7,598 (+4.3%)
$280,300 + $225,200
$505,500
2014
$7,287 (+1.9%)
$261,900 + $225,200
$487,100
2013
$7,151 (+5.1%)
$261,900 + $225,200
$487,100
2012
$6,801 (+5.2%)
$247,100 + $225,200
$472,300
2011
$6,467 (+1.7%)
$241,600 + $223,000
$464,600
2010
$6,356 (+0.6%)
$254,500 + $223,000
$477,500
2009
$6,316
$278,300 + $237,700
$516,000
*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: 1,213
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Steam
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Duplex
Construction Type: Frame
Exterior Wall: Aluminum Siding
Roof Shape Type: Hip
Property Information
Subdivision Name: PLAN 2143F
Living Sq. Ft: 2,466
Gross Sq. Ft: 5,299
# of Units: 2
# of Stories: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,227
Municipality Name: WATERTOWN
Acres: 0.12
Zoning Code: T
State Use Description: 2-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,466
Stories: 3.0
Lot Size: 5,227 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1920
Year Renovated: —
County: Middlesex County
APN: 3799896S
Home facts updated by county records on Jul 28, 2026
Around this home
Schools
Hosmer Elementary School
Public PreK-5 • Assigned • 0.1mi
7/10
Watertown Middle School
Public 6-8 • Assigned • 1.2mi
7/10
Watertown High School
Public 9-12 • Assigned • 1.2mi
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.