47 Ralph St is a 2,091 square foot house on a 5,663 square foot lot with 3 bedrooms and 2.5 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $982,329.
Single-familyProperty Type
1950Year Built
5,663 sq ftLot Size
$470Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$982,329
$5,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.6% higher than the average sale price ($922K) 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
$10,562 (+6.4%)
$474,600 + $391,100
$865,700
2025
$9,929 (+17.9%)
$474,600 + $375,500
$850,100
2024
$8,422 (−10.1%)
$454,800 + $265,000
$719,800
2023
$9,370 (+5.3%)
$433,100 + $256,900
$690,000
2022
$8,896 (+10.6%)
$411,500 + $259,900
$671,400
2021
$8,047 (+3.2%)
$397,000 + $259,900
$656,900
2020
$7,800 (+8.7%)
$382,600 + $259,900
$642,500
2019
$7,178 (−0.3%)
$368,100 + $189,200
$557,300
2018
$7,201 (+7.1%)
$360,900 + $173,700
$534,600
2017
$6,724 (+4.7%)
$310,400 + $173,700
$484,100
2016
$6,425 (+14.3%)
$296,000 + $173,700
$469,700
2015
$5,621 (+6.6%)
$274,300 + $99,700
$374,000
2014
$5,272 (+1.9%)
$252,700 + $99,700
$352,400
2013
$5,173 (+6.9%)
$252,700 + $99,700
$352,400
2012
$4,840 (+6.0%)
$236,400 + $99,700
$336,100
2011
$4,567 (+0.2%)
$236,400 + $91,700
$328,100
2010
$4,559 (+5.8%)
$249,000 + $93,500
$342,500
2009
$4,308
$253,700 + $98,300
$352,000
Tax history for 47 Ralph St
Year
Property tax
Land + Additions
Assessment*
2026
$10,562 (+6.4%)
$474,600 + $391,100
$865,700
2025
$9,929 (+17.9%)
$474,600 + $375,500
$850,100
2024
$8,422 (−10.1%)
$454,800 + $265,000
$719,800
2023
$9,370 (+5.3%)
$433,100 + $256,900
$690,000
2022
$8,896 (+10.6%)
$411,500 + $259,900
$671,400
2021
$8,047 (+3.2%)
$397,000 + $259,900
$656,900
2020
$7,800 (+8.7%)
$382,600 + $259,900
$642,500
2019
$7,178 (−0.3%)
$368,100 + $189,200
$557,300
2018
$7,201 (+7.1%)
$360,900 + $173,700
$534,600
2017
$6,724 (+4.7%)
$310,400 + $173,700
$484,100
2016
$6,425 (+14.3%)
$296,000 + $173,700
$469,700
2015
$5,621 (+6.6%)
$274,300 + $99,700
$374,000
2014
$5,272 (+1.9%)
$252,700 + $99,700
$352,400
2013
$5,173 (+6.9%)
$252,700 + $99,700
$352,400
2012
$4,840 (+6.0%)
$236,400 + $99,700
$336,100
2011
$4,567 (+0.2%)
$236,400 + $91,700
$328,100
2010
$4,559 (+5.8%)
$249,000 + $93,500
$342,500
2009
$4,308
$253,700 + $98,300
$352,000
*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: 1,224
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Cape Cod
Construction Type: Frame
Exterior Wall: Vinyl
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 2,091
Gross Sq. Ft: 3,544
# of Units: 1
# of Stories: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,663
Municipality Name: WATERTOWN
Acres: 0.13
Zoning Code: S-6
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.5
Sq. Ft.: 2,091
Stories: 2.0
Lot Size: 5,663 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: —
County: Middlesex County
APN: 1669832S
Home facts updated by county records on Jul 30, 2026
Around this home
Schools
Places
Transit
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 • 0.6mi
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.