20 Appleton St is a 2,668 square foot multi-family home on a 4,792 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $1,176,270.
Multi-familyProperty Type
1900Year Built
4,792 sq ftLot Size
$441Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,176,270
$19K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.5% lower than the average sale price ($1.33M) 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
$13,808 (+7.5%)
$515,900 + $615,900
$1,131,800
2025
$12,843 (+7.1%)
$515,900 + $583,700
$1,099,600
2024
$11,987 (−10.7%)
$502,100 + $522,400
$1,024,500
2023
$13,416 (+7.2%)
$480,200 + $507,700
$987,900
2022
$12,515 (+11.8%)
$436,600 + $507,900
$944,500
2021
$11,190 (+3.6%)
$422,000 + $491,500
$913,500
2020
$10,799 (+4.7%)
$407,500 + $482,000
$889,500
2019
$10,314 (+4.0%)
$407,500 + $393,300
$800,800
2018
$9,914 (+3.6%)
$378,400 + $357,600
$736,000
2017
$9,566 (+4.3%)
$331,100 + $357,600
$688,700
2016
$9,172 (+11.0%)
$312,900 + $357,600
$670,500
2015
$8,260 (+4.8%)
$276,500 + $273,100
$549,600
2014
$7,884 (+1.9%)
$258,300 + $268,700
$527,000
2013
$7,736 (+4.8%)
$258,300 + $268,700
$527,000
2012
$7,380 (+3.5%)
$243,800 + $268,700
$512,500
2011
$7,128 (+2.0%)
$238,300 + $273,800
$512,100
2010
$6,985 (+0.6%)
$251,000 + $273,800
$524,800
2009
$6,946
$274,500 + $293,000
$567,500
Tax history for 20 Appleton St
Year
Property tax
Land + Additions
Assessment*
2026
$13,808 (+7.5%)
$515,900 + $615,900
$1,131,800
2025
$12,843 (+7.1%)
$515,900 + $583,700
$1,099,600
2024
$11,987 (−10.7%)
$502,100 + $522,400
$1,024,500
2023
$13,416 (+7.2%)
$480,200 + $507,700
$987,900
2022
$12,515 (+11.8%)
$436,600 + $507,900
$944,500
2021
$11,190 (+3.6%)
$422,000 + $491,500
$913,500
2020
$10,799 (+4.7%)
$407,500 + $482,000
$889,500
2019
$10,314 (+4.0%)
$407,500 + $393,300
$800,800
2018
$9,914 (+3.6%)
$378,400 + $357,600
$736,000
2017
$9,566 (+4.3%)
$331,100 + $357,600
$688,700
2016
$9,172 (+11.0%)
$312,900 + $357,600
$670,500
2015
$8,260 (+4.8%)
$276,500 + $273,100
$549,600
2014
$7,884 (+1.9%)
$258,300 + $268,700
$527,000
2013
$7,736 (+4.8%)
$258,300 + $268,700
$527,000
2012
$7,380 (+3.5%)
$243,800 + $268,700
$512,500
2011
$7,128 (+2.0%)
$238,300 + $273,800
$512,100
2010
$6,985 (+0.6%)
$251,000 + $273,800
$524,800
2009
$6,946
$274,500 + $293,000
$567,500
*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: 1,175
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Steam
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Average
Construction Type: Frame
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Hip
Property Information
Living Sq. Ft: 2,668
Gross Sq. Ft: 5,238
# of Units: 2
# of Stories: 4
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,792
Municipality Name: WATERTOWN
Acres: 0.11
Zoning Code: T
State Use Description: 2-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,668
Stories: 4.0
Lot Size: 4,792 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1900
Year Renovated: —
County: Middlesex County
APN: 3603454S
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 • 1.6mi
7/10
Watertown High School
Public 9-12 • Assigned • 1.6mi
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.