OFF MARKET

Off Market Dec 2018 for $1.1M

$1,637,371

Est. refi paymentEst. refi $3,310/mo

•

2,600

sq ft

21 Arden Rd, Watertown, MA 02472

About this home

Magnificent opportunity to own this center entrance Colonial. Abutting Oakley Country Club, located on a dead end street in Watertown's premier neighborhood. Original gumwood and wall detail make for a spectacular entry into the foyer. Front to back living room w/ beamed ceilings and fireplace. Spacious sunroom has amazing light exposure. Charming dining room with access to custom pantry. Updated kitchen has hardwood floors and overlooks the backyard. Renovated half bath and laundry area on first floor. Generous front to back master bedroom with two closets. Third floor room has multiple uses as 4th bedroom/playroom/office. Large two car garage under with direct access to basement. Tiered backyard with new stone retaining wall and patio. Young heating system and hot water tank. Walking distance to public transportation, elementary school, Coolidge Sq, and restaurants. Minutes to Harvard Sq., Watertown Sq, Boston, the Charles River.

Single-familyProperty Type

1928Year Built

7,954 sq ftLot Size

$630Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Bob Airasian • Coldwell Banker Residential Brokerage - Belmont

Bought with John Hollis • Boston City Properties

Redfin checked: 2 minutes ago

•Source:MLS PIN #72393770

Redfin Estimate

$1,637,371

$525K since sold in December 2018$3,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 13.7% higher than the average sale price ($1.44M) of 6 comparable homes.

SOLD JUN 30, 2026
$1,365,000
A
4 beds2.5 baths2,093 sq ft
32 Marcia Rd, Watertown, MA 02472
SOLD MAY 29, 2026
$1,260,000
B
4 beds1.5 baths1,648 sq ft
11 Poplar St, Belmont, MA 02478
SOLD JUN 22, 2026
$1,600,000
C
4 beds1.5 baths1,664 sq ft
16 Preble Gardens Rd, Belmont, MA 02478
SOLD JUL 31, 2026
$1,400,000
D
3 beds2 baths2,328 sq ft
61 Washington, Belmont, MA 02478
SOLD JUN 12, 2026
$1,275,000
E
3 beds2 baths2,025 sq ft
33 Palfrey Rd, Belmont, MA 02478
SOLD APR 28, 2026
$1,737,000
F
3 beds1.5 baths2,188 sq ft
51 Gale Rd, Belmont, MA 02478

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Earn from this home

Sell

$805,223

Est. take-home

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Est. cash available

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Rent

$4,398/mo

Redfin rental estimate

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Market trends in 02472, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.6%

+0.1% MoM

Median sale price

$850K

$5K MoM

Avg. days on market

19d

0 days MoM

Recently sold homes

102

6 MoM

New listings for sale

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OPEN TODAY, 11AM TO 1PM
$759,000
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20 Beechwood Ave Unit A-2, Watertown, MA 02472
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956 Belmont #956, Washington, DC 20472
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3 beds1.5 baths1,873 sq ft
97 Melendy Ave #97, Watertown, MA 02472
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9 Circuit Ln #9, Watertown, MA 02472
OPEN TODAY, 11AM TO 12:30PM
$525,000
2 beds1 bath1,231 sq ft
84 Duff St #84, Watertown, MA 02472
$599,000
2 beds2 baths1,270 sq ft
131 Coolidge Ave #526, Watertown, MA 02472
$1,499,000
5 beds2 baths2,416 sq ft
27 Woodleigh Rd, Watertown, MA 02472
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See all

Provided by Redfin

Sale history for 21 Arden Rd

Date

Event

Price

MLS PIN #72393770

Dec 5, 2018

Sold

$1,112,500

$428/sq ft

Oct 30, 2018

Pending

—

Sep 12, 2018

Listed

$1,145,000

$440/sq ft

MLS PIN #70601773

Aug 20, 2007

Sold

$640,000

$246/sq ft

Jun 29, 2007

Listing Removed

—

Jun 22, 2007

Listed

$699,000

$269/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$18,399 (+6.5%)

$821,600 + $686,500

$1,508,100

2025

$17,278 (+7.6%)

$821,600 + $657,700

$1,479,300

2024

$16,065 (−3.0%)

$790,900 + $582,200

$1,373,100

2023

$16,558 (+9.1%)

$707,600 + $511,700

$1,219,300

2022

$15,170 (+20.5%)

$649,300 + $495,600

$1,144,900

2021

$12,593 (+2.6%)

$549,400 + $478,600

$1,028,000

2020

$12,278 (+21.5%)

$532,800 + $478,600

$1,011,400

2019

$10,104 (+0.7%)

$482,400 + $302,100

$784,500

2018

$10,038 (+2.4%)

$482,400 + $262,800

$745,200

2017

$9,802 (+5.1%)

$442,900 + $262,800

$705,700

2016

$9,322 (−4.5%)

$442,900 + $238,500

$681,400

2015

$9,766 (+0.5%)

$411,300 + $238,500

$649,800

2014

$9,721 (+1.9%)

$411,300 + $238,500

$649,800

2013

$9,539 (+7.5%)

$411,300 + $238,500

$649,800

2012

$8,876 (+10.5%)

$377,900 + $238,500

$616,400

2011

$8,032 (+1.1%)

$377,900 + $199,100

$577,000

2010

$7,945 (+3.6%)

$397,800 + $199,100

$596,900

2009

$7,672

$426,800 + $200,000

$626,800

Tax history for 21 Arden Rd

Year

Property tax

Land + Additions

Assessment*

2026

$18,399 (+6.5%)

$821,600 + $686,500

$1,508,100

2025

$17,278 (+7.6%)

$821,600 + $657,700

$1,479,300

2024

$16,065 (−3.0%)

$790,900 + $582,200

$1,373,100

2023

$16,558 (+9.1%)

$707,600 + $511,700

$1,219,300

2022

$15,170 (+20.5%)

$649,300 + $495,600

$1,144,900

2021

$12,593 (+2.6%)

$549,400 + $478,600

$1,028,000

2020

$12,278 (+21.5%)

$532,800 + $478,600

$1,011,400

2019

$10,104 (+0.7%)

$482,400 + $302,100

$784,500

2018

$10,038 (+2.4%)

$482,400 + $262,800

$745,200

2017

$9,802 (+5.1%)

$442,900 + $262,800

$705,700

2016

$9,322 (−4.5%)

$442,900 + $238,500

$681,400

2015

$9,766 (+0.5%)

$411,300 + $238,500

$649,800

2014

$9,721 (+1.9%)

$411,300 + $238,500

$649,800

2013

$9,539 (+7.5%)

$411,300 + $238,500

$649,800

2012

$8,876 (+10.5%)

$377,900 + $238,500

$616,400

2011

$8,032 (+1.1%)

$377,900 + $199,100

$577,000

2010

$7,945 (+3.6%)

$397,800 + $199,100

$596,900

2009

$7,672

$426,800 + $200,000

$626,800

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

7,954

Year renovated

1975

Sq. Ft.

2,600

Year built

1928

Style

Single Family Residential

County

Middlesex County

APN

2630858S

Parking Spaces

Basement

Yes

Accessible

HOA Dues

—

Garage

Yes

Features

—

Last updated by owner on Jul 29, 2023.

Property details

Parking

Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 2
# of Covered Spaces: 2
Parking Spaces: 2
AttachedGarageYN: Yes
Parking Features: Attached, Under, Paved Drive, Off Street

Interior

Master Bedroom Information
Area: 220
Length: 11
Width: 20
Level: Second
Features: Closet,Flooring - Hardwood

Bedroom #2 Information
Area: 130
Length: 13
Width: 10
Level: Second
Features: Closet,Flooring - Hardwood

Bedroom #3 Information
Area: 120
Length: 12
Width: 10
Level: Second
Features: Closet,Flooring - Hardwood

Bedroom #4 Information
Area: 240
Length: 15
Width: 16
Level: Fourth Floor
Features: Closet,Flooring - Hardwood

Bathroom Information
# of Bathrooms (Full): 1
# of Bathrooms (Half): 1

Living Room Information
Area: 253
Length: 11
Width: 23
Level: First
Features: Beamed Ceilings,Flooring - Hardwood

Dining Room Information
Area: 156
Length: 12
Width: 13
Level: First
Features: Flooring - Hardwood,Chair Rail

Kitchen Information
Area: 144
Length: 16
Width: 9
Level: First
Features: Closet/Cabinets - Custom Built,Flooring - Hardwood,Pantry

Office Room Information
Area: 48
Length: 8
Width: 6
Level: Second
Features: Flooring - Hardwood

Basement Information
Basement: Full, Garage Access

Laundry Information
Laundry Features: First Floor

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 1
Fireplace Features: Living Room

Interior Features
# of Rooms (Total): 8
Window Features: Storm Window(s)
Flooring: Tile, Hardwood, Flooring - Hardwood
Interior Features: Sun Room, Office

Exterior

Building Information
Building Area (Total): 2,240
Foundation Area: 875
Foundation Details: Concrete Perimeter
Construction Materials: Brick
Year Built Source: Public Records
Year Built Details: Actual
Color: Brick

Exterior Features
Fencing: Fenced
Roof: Clay
Patio And Porch Features: Patio
Exterior Features: Patio, Fenced Yard

Property Information
PropertySubType: Single Family Residence

Lot Information
Lot Size (Acres): 0.18
Road Frontage Type: Public

Financial

Tax Information
Tax Annual Amount: $10,038
Tax Year: 2018

Utilities

Utility Information
Utilities: for Gas Range
Sewer: Public Sewer
Water Source: Public
Electric: 100 Amp Service

Heating & Cooling
Has Heating
Heating: Hot Water, Natural Gas

Location

Location Information
Directions: Oakley Rd. to Arden Rd.
UnparsedAddress: 21 Arden Rd, Watertown MA 02472

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Park, Walk/Jog Trails, Golf, Medical Facility, Laundromat, Bike Path, Conservation Area, Public School

Public facts

Beds: 4
Baths: 2.5
Sq. Ft.: 2,600
Stories: 3.0
Parking Spaces: 5
Basement: Yes
Accessible: No
Lot Size: 7,954 square feet
Style: Single Family Residential
Year Built: 1928
Year Renovated: 1975
County: Middlesex County
APN: 2630858S
HOA Dues: —
Garage: Yes
Features: —

Home facts updated by owner on Jul 29, 2023

Other

Miscellaneous Information
Heat Zones: 1

Listing Information
StandardStatus: Closed

Around this home

Schools

Hosmer Elementary School

Public PreK-5 • Assigned • 0.3mi

7/10

Watertown Middle School

Public 6-8 • Assigned • 1.1mi

7/10

Watertown High School

Public 9-12 • Assigned • 1.2mi

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
152 deals
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Climate risks

1/10 Flood Factor

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

2/10 Fire Factor

0.00% chance of being in a wildfire in next 30 years

5/10 Heat Factor

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

6/10 Wind Factor

58% 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

$1.56M – $1.88M

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Home values near 21 Arden Rd

Data from public records.

Address	Redfin Estimate
15 Arden Rd, Watertown, MA 4 Beds \| 2.5 Baths \| 2206 Sq. Ft.	$1,748,223
22 Arden Rd, Watertown, MA 4 Beds \| 1.5 Baths \| 2524 Sq. Ft.	$1,509,073

Address	Redfin Estimate
1 Arden Rd, Watertown, MA 3 Beds \| 3.5 Baths \| 3300 Sq. Ft.	$2,306,514
30 Arden Rd, Watertown, MA 3 Beds \| 1.5 Baths \| 1978 Sq. Ft.	$1,360,988

Address	Redfin Estimate
2 Arden Rd, Watertown, MA 4 Beds \| 4.5 Baths \| 3615 Sq. Ft.	$2,253,079
36 Arden Rd, Watertown, MA 4 Beds \| 1.5 Baths \| 2128 Sq. Ft.	$1,571,026

Property information provided by MLS PIN when last listed in 2018. This data may not show owner updates. Learn more.

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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 Arden Rd

Tax history for 21 Arden Rd

Public record

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 Arden Rd

More real estate resources