306 Common St is a 1,750 square foot house on a 6,098 square foot lot with 3 bedrooms and 1.5 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $955,953.
Single-familyProperty Type
1927Year Built
6,098 sq ftLot Size
$546Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$955,953
$17K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 29.1% lower than the average sale price ($1.35M) 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
$10,963 (+6.4%)
$502,400 + $396,200
$898,600
2025
$10,299 (+5.5%)
$502,400 + $379,400
$881,800
2024
$9,760 (−7.1%)
$487,800 + $346,400
$834,200
2023
$10,501 (+9.0%)
$465,900 + $307,400
$773,300
2022
$9,635 (+15.1%)
$429,500 + $297,700
$727,200
2021
$8,374 (+3.1%)
$385,900 + $297,700
$683,600
2020
$8,122 (+5.3%)
$371,300 + $297,700
$669,000
2019
$7,711 (+2.3%)
$356,700 + $242,000
$598,700
2018
$7,538 (−3.0%)
$349,500 + $210,100
$559,600
2017
$7,773 (+9.6%)
$349,500 + $210,100
$559,600
2016
$7,090 (−3.6%)
$327,600 + $190,700
$518,300
2015
$7,353 (+0.5%)
$298,500 + $190,700
$489,200
2014
$7,318 (+1.9%)
$298,500 + $190,700
$489,200
2013
$7,181 (+7.5%)
$298,500 + $190,700
$489,200
2012
$6,677 (−0.5%)
$273,000 + $190,700
$463,700
2011
$6,708 (−2.7%)
$273,000 + $208,900
$481,900
2010
$6,895 (+10.6%)
$287,600 + $230,400
$518,000
2009
$6,234
$295,800 + $213,500
$509,300
Tax history for 306 Common St
Year
Property tax
Land + Additions
Assessment*
2026
$10,963 (+6.4%)
$502,400 + $396,200
$898,600
2025
$10,299 (+5.5%)
$502,400 + $379,400
$881,800
2024
$9,760 (−7.1%)
$487,800 + $346,400
$834,200
2023
$10,501 (+9.0%)
$465,900 + $307,400
$773,300
2022
$9,635 (+15.1%)
$429,500 + $297,700
$727,200
2021
$8,374 (+3.1%)
$385,900 + $297,700
$683,600
2020
$8,122 (+5.3%)
$371,300 + $297,700
$669,000
2019
$7,711 (+2.3%)
$356,700 + $242,000
$598,700
2018
$7,538 (−3.0%)
$349,500 + $210,100
$559,600
2017
$7,773 (+9.6%)
$349,500 + $210,100
$559,600
2016
$7,090 (−3.6%)
$327,600 + $190,700
$518,300
2015
$7,353 (+0.5%)
$298,500 + $190,700
$489,200
2014
$7,318 (+1.9%)
$298,500 + $190,700
$489,200
2013
$7,181 (+7.5%)
$298,500 + $190,700
$489,200
2012
$6,677 (−0.5%)
$273,000 + $190,700
$463,700
2011
$6,708 (−2.7%)
$273,000 + $208,900
$481,900
2010
$6,895 (+10.6%)
$287,600 + $230,400
$518,000
2009
$6,234
$295,800 + $213,500
$509,300
*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: 975
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Forced Hot Water
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Colonial
Construction Type: Frame
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable
Property Information
Subdivision Name: LOCKE ESTATE
Living Sq. Ft: 1,750
Gross Sq. Ft: 4,210
# of Units: 2
# of Stories: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,098
Municipality Name: WATERTOWN
Acres: 0.14
Zoning Code: S-6
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 1,750
Stories: 3.0
Lot Size: 6,098 square feet
Style: Single Family Residential
Year Built: 1927
Year Renovated: —
County: Middlesex County
APN: 3908662S
Home facts updated by county records on Sep 10, 2026
Around this home
Schools
J.R. Lowell Elementary School
Public PreK-5 • Assigned • 0.4mi
8/10
Watertown Middle School
Public 6-8 • Assigned • 0.9mi
7/10
Watertown High School
Public 9-12 • Assigned • 1.0mi
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...