As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2026
$10,248 (−81.5%)
$840,000
2025
$55,424 (−1.6%)
$840,000 + $3,905,200
$4,745,200
2024
$56,306 (−13.8%)
$812,000 + $4,000,500
$4,812,500
2023
$65,354 (+5.1%)
$812,000 + $4,000,500
$4,812,500
2022
$62,206 (+9.1%)
$812,000 + $3,882,800
$4,694,800
2021
$56,997 (+0.9%)
$770,000 + $3,882,800
$4,652,800
2020
$56,485 (+6.2%)
$770,000 + $3,882,800
$4,652,800
2019
$53,191 (+0.4%)
$700,000 + $3,429,700
$4,129,700
2018
$52,976 (−3.0%)
$700,000 + $3,232,900
$3,932,900
2017
$54,628 (+1.5%)
$700,000 + $3,232,900
$3,932,900
2016
$53,802 (+32.7%)
$700,000 + $3,232,900
$3,932,900
2015
$40,554 (+0.5%)
$518,000 + $2,180,200
$2,698,200
2014
$40,365 (+1.9%)
$518,000 + $2,180,200
$2,698,200
2013
$39,610 (+22.4%)
$518,000 + $2,180,200
$2,698,200
2012
$32,371 (+3.5%)
$504,000 + $1,744,000
$2,248,000
2011
$31,267 (+90.2%)
$504,000 + $1,742,200
$2,246,200
2010
$16,435
$468,000 + $766,800
$1,234,800
Tax history for 590 Main St
Year
Property tax
Land + Additions
Assessment*
2026
$10,248 (−81.5%)
$840,000
2025
$55,424 (−1.6%)
$840,000 + $3,905,200
$4,745,200
2024
$56,306 (−13.8%)
$812,000 + $4,000,500
$4,812,500
2023
$65,354 (+5.1%)
$812,000 + $4,000,500
$4,812,500
2022
$62,206 (+9.1%)
$812,000 + $3,882,800
$4,694,800
2021
$56,997 (+0.9%)
$770,000 + $3,882,800
$4,652,800
2020
$56,485 (+6.2%)
$770,000 + $3,882,800
$4,652,800
2019
$53,191 (+0.4%)
$700,000 + $3,429,700
$4,129,700
2018
$52,976 (−3.0%)
$700,000 + $3,232,900
$3,932,900
2017
$54,628 (+1.5%)
$700,000 + $3,232,900
$3,932,900
2016
$53,802 (+32.7%)
$700,000 + $3,232,900
$3,932,900
2015
$40,554 (+0.5%)
$518,000 + $2,180,200
$2,698,200
2014
$40,365 (+1.9%)
$518,000 + $2,180,200
$2,698,200
2013
$39,610 (+22.4%)
$518,000 + $2,180,200
$2,698,200
2012
$32,371 (+3.5%)
$504,000 + $1,744,000
$2,248,000
2011
$31,267 (+90.2%)
$504,000 + $1,742,200
$2,246,200
2010
$16,435
$468,000 + $766,800
$1,234,800
*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: 476
Bathroom Information
# of Full Baths: 32
# of 1/2 Baths: 7
Heating & Cooling
Heating Type: Forced Hot Water
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 65
Exterior
Exterior Information
Physical Condition: Average
Construction Type: Frame
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 22,095
Gross Sq. Ft: 38,502
# of Units: 14
# of Stories: 4
Lot Information
# of Buildings: 1
Land Sq. Ft: 27,443
Municipality Name: WATERTOWN
Acres: 0.63
Zoning Code: S-6
State Use Description: APARTMENT BLDG - 9 + UNITS
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 30
Baths: 35.5
Sq. Ft.: 22,095
Stories: 4.0
Lot Size: 0.63 acres
Style: Multi-Family (5+ Unit)
Year Built: 1966
Year Renovated: —
County: Middlesex County
APN: 2928106S
Home facts updated by county records on Sep 10, 2026
Around this home
Schools
Cunniff Elementary School
Public PreK-5 • Assigned • 0.3mi
8/10
Watertown Middle School
Public 6-8 • Assigned • 0.5mi
7/10
Watertown High School
Public 9-12 • Assigned • 0.5mi
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.
Watertown’s market has exploded in recent years, with high home prices. Located close to Boston, it offers the perfect balance of a seamless urban commute and the tranquility of suburban living. Enhanced by flexible MBTA bus options and its location...