12 Riverside St Unit 1-2 is a 685 square foot condo with 2 bedrooms and 1 bathroom. - it last sold on December 01, 1999 for $135,000. Based on Redfin's Watertown data, we estimate the home's value is $428,596.
CondoProperty Type
1962Year Built
$626Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$428,596
$294K since sold in December 1999$9,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.4% higher than the average sale price ($403K) of 6 comparable homes.
FIRST HOME DISCOVERY! 2 BR CONDO WITH A VIEW OF THE CHA RLES AND JUST A 5 MINUTE WALK TO WATERTOWN SQUARE. KITCHE N AND BATH ARE ONLY 8 YEARS OLD (KITCHEN EVEN HAS A TRA SH COMPACTOR). ADDITIONAL FEATURES: HARDWOOD, HIGH OFF STR
Year
Property tax
Land + Additions
Assessment*
2026
$4,746 (+4.4%)
$389,000
2025
$4,544 (+4.6%)
$389,000
2024
$4,345 (−12.4%)
$371,400
2023
$4,959 (+6.8%)
$365,200
2022
$4,645 (+9.8%)
$350,600
2021
$4,230 (+0.9%)
$345,300
2020
$4,192 (+7.7%)
$345,300
2019
$3,891 (+4.4%)
$302,100
2018
$3,727 (+3.4%)
$276,700
2017
$3,603 (+21.8%)
$259,400
2016
$2,958 (+0.6%)
$216,200
2015
$2,941 (+0.4%)
$195,700
2014
$2,928 (+1.9%)
$195,700
2013
$2,873 (−9.5%)
$195,700
2012
$3,175 (+3.5%)
$220,500
2011
$3,069 (+1.6%)
$220,500
2010
$3,021 (+8.0%)
$227,000
2009
$2,797
$228,500
Tax history for 12 Riverside St Unit 1-2
Year
Property tax
Land + Additions
Assessment*
2026
$4,746 (+4.4%)
$389,000
2025
$4,544 (+4.6%)
$389,000
2024
$4,345 (−12.4%)
$371,400
2023
$4,959 (+6.8%)
$365,200
2022
$4,645 (+9.8%)
$350,600
2021
$4,230 (+0.9%)
$345,300
2020
$4,192 (+7.7%)
$345,300
2019
$3,891 (+4.4%)
$302,100
2018
$3,727 (+3.4%)
$276,700
2017
$3,603 (+21.8%)
$259,400
2016
$2,958 (+0.6%)
$216,200
2015
$2,941 (+0.4%)
$195,700
2014
$2,928 (+1.9%)
$195,700
2013
$2,873 (−9.5%)
$195,700
2012
$3,175 (+3.5%)
$220,500
2011
$3,069 (+1.6%)
$220,500
2010
$3,021 (+8.0%)
$227,000
2009
$2,797
$228,500
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Type: Forced Hot Water
Exterior
Exterior Information
Physical Condition: Average
Construction Type: Frame
Exterior Wall: Brick
Roof Shape Type: Flat
Property Information
Subdivision Name: RIVERSIDE
Living Sq. Ft: 685
Gross Sq. Ft: 685
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 77,780
Municipality Name: WATERTOWN
Acres: 1.7856
Zoning Code: R.75
State Use Description: CONDOMINIUM
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 685
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1962
Year Renovated: —
County: Middlesex County
APN: 2186544S
Home facts updated by county records on Jul 29, 2026
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.