21 Bates Rd is a 2,496 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 $1,205,764.
Multi-familyProperty Type
1958Year Built
5,227 sq ftLot Size
$483Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,205,764
$21K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 24.9% higher than the average sale price ($966K) 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
$13,409 (+7.1%)
$599,200 + $499,900
$1,099,100
2025
$12,519 (+8.6%)
$599,200 + $472,600
$1,071,800
2024
$11,525 (−9.4%)
$591,100 + $393,900
$985,000
2023
$12,720 (+7.2%)
$554,200 + $382,500
$936,700
2022
$11,868 (+14.5%)
$509,900 + $385,800
$895,700
2021
$10,361 (+1.8%)
$472,900 + $372,900
$845,800
2020
$10,177 (+1.7%)
$472,900 + $365,400
$838,300
2019
$10,003 (−0.9%)
$472,900 + $303,700
$776,600
2018
$10,093 (−1.1%)
$472,900 + $276,400
$749,300
2017
$10,202 (+8.0%)
$458,100 + $276,400
$734,500
2016
$9,442 (+7.7%)
$413,800 + $276,400
$690,200
2015
$8,765 (+3.1%)
$373,200 + $210,000
$583,200
2014
$8,503 (+1.9%)
$358,400 + $210,000
$568,400
2013
$8,344 (+5.4%)
$358,400 + $210,000
$568,400
2012
$7,919 (+13.8%)
$339,900 + $210,000
$549,900
2011
$6,956 (+4.6%)
$306,700 + $193,000
$499,700
2010
$6,651 (−4.9%)
$306,700 + $193,000
$499,700
2009
$6,996
$348,400 + $223,200
$571,600
Tax history for 21 Bates Rd
Year
Property tax
Land + Additions
Assessment*
2026
$13,409 (+7.1%)
$599,200 + $499,900
$1,099,100
2025
$12,519 (+8.6%)
$599,200 + $472,600
$1,071,800
2024
$11,525 (−9.4%)
$591,100 + $393,900
$985,000
2023
$12,720 (+7.2%)
$554,200 + $382,500
$936,700
2022
$11,868 (+14.5%)
$509,900 + $385,800
$895,700
2021
$10,361 (+1.8%)
$472,900 + $372,900
$845,800
2020
$10,177 (+1.7%)
$472,900 + $365,400
$838,300
2019
$10,003 (−0.9%)
$472,900 + $303,700
$776,600
2018
$10,093 (−1.1%)
$472,900 + $276,400
$749,300
2017
$10,202 (+8.0%)
$458,100 + $276,400
$734,500
2016
$9,442 (+7.7%)
$413,800 + $276,400
$690,200
2015
$8,765 (+3.1%)
$373,200 + $210,000
$583,200
2014
$8,503 (+1.9%)
$358,400 + $210,000
$568,400
2013
$8,344 (+5.4%)
$358,400 + $210,000
$568,400
2012
$7,919 (+13.8%)
$339,900 + $210,000
$549,900
2011
$6,956 (+4.6%)
$306,700 + $193,000
$499,700
2010
$6,651 (−4.9%)
$306,700 + $193,000
$499,700
2009
$6,996
$348,400 + $223,200
$571,600
*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: 1,248
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Forced Hot Water
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Duplex
Construction Type: Frame
Exterior Wall: Vinyl
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 2,496
Gross Sq. Ft: 5,160
# of Units: 2
# of Stories: 3
Parking & Garage Information
Parking Type: Basement Garage
Garage / Carport Type: Basement
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,227
Municipality Name: WATERTOWN
Acres: 0.12
Zoning Code: SC
State Use Description: 2-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,496
Stories: 3.0
Lot Size: 5,227 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1958
Year Renovated: —
County: Middlesex County
APN: 2475406S
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Hosmer Elementary School
Public PreK-5 • Assigned • 0.4mi
7/10
Watertown Middle School
Public 6-8 • Assigned • 0.9mi
7/10
Watertown High School
Public 9-12 • Assigned • 0.9mi
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.