Google street view image for 21 George St, Watertown, MA 02472

OFF MARKET

$1,194,671

•

3 ba

•

3,416

sq ft

21 George St, Watertown, MA 02472

About this home

21 George St is a 3,416 square foot multi-family home on a 6,098 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Watertown data, we estimate the home's value is $1,194,671.

Multi-familyProperty Type

1930Year Built

6,098 sq ftLot Size

$350Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,194,671

$11K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 17.3% lower than the average sale price ($1.45M) of 6 comparable homes.

SOLD SEP 25, 2025
$1,901,200
A
4 beds3.5 baths3,442 sq ft
35 Alma Ave, Belmont, MA 02478
SOLD JUL 17, 2026
$1,100,000
B
4 beds2.5 baths2,128 sq ft
52-54 Loomis Ave, Watertown, MA 02472
BOUGHT WITH REDFIN NOV 21, 2025
$1,850,000
C
4 beds3 baths3,670 sq ft
152 Bellevue Rd, Watertown, MA 02472
SOLD AUG 7, 2026
$1,030,000
D
4 beds2 baths3,606 sq ft
34-36 Morton St, Watertown, MA 02472
SOLD JUL 9, 2026
$1,089,000
E
4 beds2 baths2,226 sq ft
9 Fairview Ave, Watertown, MA 02472
SOLD JUL 17, 2026
$1,700,000
F
5 beds3 baths3,098 sq ft
16-18 Walnut St, Belmont, MA 02478

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$1,134,463

Est. take-home

List your home with Redfin and save $5,973

Market trends in 02472, MA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.0%

0.6% MoM

Median sale price

$860K

$10K MoM

Avg. days on market

22d

2 days MoM

Recently sold homes

110

7 MoM

New listings for sale

EARLY ACCESS
Unknown
4 beds5 baths4,800 sq ft
44 Adams Ave, Watertown, MA 02472
EARLY ACCESS
$719,000
3 beds1.5 baths1,476 sq ft
5 Falmouth Rd, Watertown, MA 02472
$829,000
3 beds3 baths1,960 sq ft
10 Rose Ave #10, Watertown, MA 02472
$505,000
1 bed1 bath1,100 sq ft
32 Whites Ave Unit F-7706, Watertown, MA 02472
EARLY ACCESS
Unknown
2 beds3 baths1,452 sq ft
199 Coolidge Ave #313, Watertown, MA 02472
$1,250,000
4 beds2 baths2,200 sq ft
6 Bates Rd E, Watertown, MA 02472
$759,000
2 beds2 baths1,050 sq ft
20 Beechwood Ave Unit A-2, Watertown, MA 02472
See all

Provided by Redfin

Sale history for 21 George St

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2026

$12,947 (+7.4%)

$532,700 + $528,500

$1,061,200

2025

$12,056 (+10.3%)

$532,700 + $499,500

$1,032,200

2024

$10,932 (−11.3%)

$518,900 + $415,500

$934,400

2023

$12,318 (+7.4%)

$496,300 + $410,800

$907,100

2022

$11,468 (+11.9%)

$451,200 + $414,300

$865,500

2021

$10,245 (+3.8%)

$436,100 + $400,200

$836,300

2020

$9,871 (+2.5%)

$421,100 + $392,000

$813,100

2019

$9,627 (+4.3%)

$421,100 + $326,300

$747,400

2018

$9,226 (+4.4%)

$391,000 + $293,900

$684,900

2017

$8,834 (+4.6%)

$342,100 + $293,900

$636,000

2016

$8,443 (+10.8%)

$323,300 + $293,900

$617,200

2015

$7,617 (+4.3%)

$285,700 + $221,100

$506,800

2014

$7,300 (+1.9%)

$266,900 + $221,100

$488,000

2013

$7,164 (+5.2%)

$266,900 + $221,100

$488,000

2012

$6,811 (+11.4%)

$251,900 + $221,100

$473,000

2011

$6,114 (+1.6%)

$246,300 + $192,900

$439,200

2010

$6,020 (−2.8%)

$259,400 + $192,900

$452,300

2009

$6,195

$283,600 + $222,500

$506,100

Tax history for 21 George St

Year

Property tax

Land + Additions

Assessment*

2026

$12,947 (+7.4%)

$532,700 + $528,500

$1,061,200

2025

$12,056 (+10.3%)

$532,700 + $499,500

$1,032,200

2024

$10,932 (−11.3%)

$518,900 + $415,500

$934,400

2023

$12,318 (+7.4%)

$496,300 + $410,800

$907,100

2022

$11,468 (+11.9%)

$451,200 + $414,300

$865,500

2021

$10,245 (+3.8%)

$436,100 + $400,200

$836,300

2020

$9,871 (+2.5%)

$421,100 + $392,000

$813,100

2019

$9,627 (+4.3%)

$421,100 + $326,300

$747,400

2018

$9,226 (+4.4%)

$391,000 + $293,900

$684,900

2017

$8,834 (+4.6%)

$342,100 + $293,900

$636,000

2016

$8,443 (+10.8%)

$323,300 + $293,900

$617,200

2015

$7,617 (+4.3%)

$285,700 + $221,100

$506,800

2014

$7,300 (+1.9%)

$266,900 + $221,100

$488,000

2013

$7,164 (+5.2%)

$266,900 + $221,100

$488,000

2012

$6,811 (+11.4%)

$251,900 + $221,100

$473,000

2011

$6,114 (+1.6%)

$246,300 + $192,900

$439,200

2010

$6,020 (−2.8%)

$259,400 + $192,900

$452,300

2009

$6,195

$283,600 + $222,500

$506,100

*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: 1,242

Bathroom Information
# of Full Baths: 3

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: Wood Siding/Shingle
Roof Shape Type: Hip

Property Information
Living Sq. Ft: 3,416
Gross Sq. Ft: 5,224
# of Units: 2
# of Stories: 3

Lot Information
# of Buildings: 1
Land Sq. Ft: 6,098
Municipality Name: WATERTOWN
Acres: 0.14
Zoning Code: T
State Use Description: 2-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 3,416
Stories: 3.0
Lot Size: 6,098 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1930
Year Renovated: —
County: Middlesex County
APN: 3750728S

Home facts updated by county records on Jul 28, 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 • 0.5mi

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...
2 months ago • Watertown
Benjamin Ginsburg
Redfin Premier agent
153 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 96° expected this year, 15 days in 30 years

6/10 Wind Factor

53% chance of strong winds in next 30 years

3/10 Air Factor

2 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Watertown, MA • 02472

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.14M – $1.37M

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Nearby similar homes

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New listings for sale in 02472

EARLY ACCESSCOMPASS COMING SOON

Unknown

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44 Adams Ave, Watertown, MA 02472

EARLY ACCESSREDFIN COMING SOON

$719,000

3 beds1.5 baths1,476 sq ft

5 Falmouth Rd, Watertown, MA 02472

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3 beds3 baths1,960 sq ft

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$505,000

1 bed1 bath1,100 sq ft

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EARLY ACCESSCOMPASS COMING SOON

Unknown

2 beds3 baths1,452 sq ft

199 Coolidge Ave #313, Watertown, MA 02472

$1,250,000

4 beds2 baths2,200 sq ft

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$759,000

2 beds2 baths1,050 sq ft

20 Beechwood Ave Unit A-2, Watertown, MA 02472

Home values near 21 George St

Data from public records.

Address	Redfin Estimate
11 George St, Watertown, MA 2 Beds \| 1 Baths \| 1020 Sq. Ft.	$665,929
15 George St, Watertown, MA 4 Beds \| 3 Baths \| 3698 Sq. Ft.	$1,255,028

Address	Redfin Estimate
13 George St, Watertown, MA 3 Beds \| 2 Baths \| 1745 Sq. Ft.	$831,996
9 George St, Watertown, MA 3 Beds \| 2 Baths \| 1771 Sq. Ft.	$819,057

Address	Redfin Estimate
23 George St, Watertown, MA 4 Beds \| 2 Baths \| 1886 Sq. Ft.	$950,025
11 George St Apt 1, Watertown, MA 2 Beds \| 1 Baths \| 1020 Sq. Ft.	$648,300

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 02472, MA

Sale history for 21 George St

Tax history for 21 George St

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02472

Home values near 21 George St

More real estate resources