10 Mason Rd is a 2,776 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 $1,122,258.
Multi-familyProperty Type
1930Year Built
4,792 sq ftLot Size
$404Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,122,258
$12K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.2% lower than the average sale price ($1.20M) 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
$12,633 (+7.4%)
$520,300 + $515,200
$1,035,500
2025
$11,768 (+8.7%)
$520,300 + $487,200
$1,007,500
2024
$10,828 (−11.3%)
$506,400 + $419,100
$925,500
2023
$12,204 (+7.8%)
$484,400 + $414,300
$898,700
2022
$11,326 (+11.9%)
$440,300 + $414,500
$854,800
2021
$10,120 (+3.8%)
$425,600 + $400,500
$826,100
2020
$9,752 (+2.6%)
$411,000 + $392,300
$803,300
2019
$9,504 (+4.1%)
$411,000 + $326,900
$737,900
2018
$9,127 (+4.3%)
$381,600 + $296,000
$677,600
2017
$8,749 (+4.6%)
$333,900 + $296,000
$629,900
2016
$8,367 (+10.8%)
$315,600 + $296,000
$611,600
2015
$7,551 (+4.3%)
$278,900 + $223,500
$502,400
2014
$7,241 (+1.9%)
$260,500 + $223,500
$484,000
2013
$7,105 (+5.1%)
$260,500 + $223,500
$484,000
2012
$6,758
$245,800 + $223,500
$469,300
2011
$6,764 (−2.9%)
$240,300 + $245,600
$485,900
2010
$6,968 (+1.4%)
$253,200 + $270,300
$523,500
2009
$6,870
$276,800 + $284,500
$561,300
Tax history for 10 Mason Rd
Year
Property tax
Land + Additions
Assessment*
2026
$12,633 (+7.4%)
$520,300 + $515,200
$1,035,500
2025
$11,768 (+8.7%)
$520,300 + $487,200
$1,007,500
2024
$10,828 (−11.3%)
$506,400 + $419,100
$925,500
2023
$12,204 (+7.8%)
$484,400 + $414,300
$898,700
2022
$11,326 (+11.9%)
$440,300 + $414,500
$854,800
2021
$10,120 (+3.8%)
$425,600 + $400,500
$826,100
2020
$9,752 (+2.6%)
$411,000 + $392,300
$803,300
2019
$9,504 (+4.1%)
$411,000 + $326,900
$737,900
2018
$9,127 (+4.3%)
$381,600 + $296,000
$677,600
2017
$8,749 (+4.6%)
$333,900 + $296,000
$629,900
2016
$8,367 (+10.8%)
$315,600 + $296,000
$611,600
2015
$7,551 (+4.3%)
$278,900 + $223,500
$502,400
2014
$7,241 (+1.9%)
$260,500 + $223,500
$484,000
2013
$7,105 (+5.1%)
$260,500 + $223,500
$484,000
2012
$6,758
$245,800 + $223,500
$469,300
2011
$6,764 (−2.9%)
$240,300 + $245,600
$485,900
2010
$6,968 (+1.4%)
$253,200 + $270,300
$523,500
2009
$6,870
$276,800 + $284,500
$561,300
*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: Steam
Fireplace Information
# of Fireplaces: 2
Has Fireplace
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: 2,776
Gross Sq. Ft: 5,190
# 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: 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.: 2,776
Stories: 3.0
Lot Size: 4,792 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1930
Year Renovated: —
County: Middlesex County
APN: 3704505S
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
J.R. Lowell Elementary School
Public PreK-5 • Assigned • 0.1mi
8/10
Watertown Middle School
Public 6-8 • Assigned • 0.6mi
7/10
Watertown High School
Public 9-12 • Assigned • 0.6mi
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.