43 Riverside St is a 2,324 square foot multi-family home on a 10,019 square foot lot with 5 bedrooms and 2 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $1,028,996.
Multi-familyProperty Type
1870Year Built
10,019 sq ftLot Size
$443Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,028,996
$63K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 17.1% lower than the average sale price ($1.24M) 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
$11,045 (+7.1%)
$491,300 + $414,000
$905,300
2025
$10,309 (+10.1%)
$491,300 + $391,300
$882,600
2024
$9,364 (−11.7%)
$476,600 + $323,700
$800,300
2023
$10,609 (+8.5%)
$461,200 + $320,000
$781,200
2022
$9,776 (+11.0%)
$415,100 + $322,700
$737,800
2021
$8,810 (+4.0%)
$407,400 + $311,800
$719,200
2020
$8,468 (+4.7%)
$392,100 + $305,400
$697,500
2019
$8,090 (+6.8%)
$376,700 + $251,400
$628,100
2018
$7,574 (−3.0%)
$334,400 + $227,900
$562,300
2017
$7,810 (+8.2%)
$334,400 + $227,900
$562,300
2016
$7,219 (+5.4%)
$299,800 + $227,900
$527,700
2015
$6,848 (+0.5%)
$284,400 + $171,200
$455,600
2014
$6,816 (+1.9%)
$284,400 + $171,200
$455,600
2013
$6,688 (+9.8%)
$284,400 + $171,200
$455,600
2012
$6,091 (+7.0%)
$251,800 + $171,200
$423,000
2011
$5,695 (+1.3%)
$251,800 + $157,300
$409,100
2010
$5,623 (−3.8%)
$265,200 + $157,300
$422,500
2009
$5,847
$290,000 + $187,700
$477,700
Tax history for 43 Riverside St
Year
Property tax
Land + Additions
Assessment*
2026
$11,045 (+7.1%)
$491,300 + $414,000
$905,300
2025
$10,309 (+10.1%)
$491,300 + $391,300
$882,600
2024
$9,364 (−11.7%)
$476,600 + $323,700
$800,300
2023
$10,609 (+8.5%)
$461,200 + $320,000
$781,200
2022
$9,776 (+11.0%)
$415,100 + $322,700
$737,800
2021
$8,810 (+4.0%)
$407,400 + $311,800
$719,200
2020
$8,468 (+4.7%)
$392,100 + $305,400
$697,500
2019
$8,090 (+6.8%)
$376,700 + $251,400
$628,100
2018
$7,574 (−3.0%)
$334,400 + $227,900
$562,300
2017
$7,810 (+8.2%)
$334,400 + $227,900
$562,300
2016
$7,219 (+5.4%)
$299,800 + $227,900
$527,700
2015
$6,848 (+0.5%)
$284,400 + $171,200
$455,600
2014
$6,816 (+1.9%)
$284,400 + $171,200
$455,600
2013
$6,688 (+9.8%)
$284,400 + $171,200
$455,600
2012
$6,091 (+7.0%)
$251,800 + $171,200
$423,000
2011
$5,695 (+1.3%)
$251,800 + $157,300
$409,100
2010
$5,623 (−3.8%)
$265,200 + $157,300
$422,500
2009
$5,847
$290,000 + $187,700
$477,700
*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: 922
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Steam
Room Information
# of Rooms: 11
Exterior
Exterior Information
Physical Condition: Average
Construction Type: Frame
Exterior Wall: Vinyl
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 2,324
Gross Sq. Ft: 3,757
# of Units: 2
# of Stories: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,019
Municipality Name: WATERTOWN
Acres: 0.23
Zoning Code: R.75
State Use Description: 2-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 2.0
Sq. Ft.: 2,324
Stories: 3.0
Lot Size: 10,019 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1870
Year Renovated: —
County: Middlesex County
APN: 3747186S
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Hosmer Elementary School
Public PreK-5 • Assigned • 0.8mi
7/10
Watertown Middle School
Public 6-8 • Assigned • 0.8mi
7/10
Watertown High School
Public 9-12 • Assigned • 0.8mi
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.