OFF MARKET

Off Market Jun 2012 for $445K

$904,149

Est. refi paymentEst. refi $2,817/mo

•

2,045

sq ft

21 Flagg Rd, Southborough, MA 01772

About this home

This beautifully restored home is waiting for that special buyer who knows quality and style.You will revel in the tranquility of the property which is surrounded by trees and perennial beds. Many updates including a new roof,double pane windows, updated wiring, furnace, vestibule with skylights, cathedral ceiling with wood stove in great room, screened porch, granite kitchen. This home is centrally located to schools and transportation. It is in "turn key" condition. Title V in hand.

Single-familyProperty Type

1840Year Built

1.5 acresLot Size

$442Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Louise Turner • Century 21 Commonwealth

Bought with The Tom and Joanne Team • Gibson Sotheby's International Realty

Redfin checked: 3 minutes ago

•Source:MLS PIN #71278854

Redfin Estimate

$904,149

$459K since sold in June 2012$21K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 22.3% higher than the average sale price ($739K) of 6 comparable homes.

SOLD FEB 25, 2026
$760,000
A
3 beds2 baths2,015 sq ft
19 Gilmore Rd, Southborough, MA 01772
SOLD JUL 15, 2026
$650,000
B
4 beds1.5 baths1,586 sq ft
25 Park St, Southborough, MA 01772
SOLD JUN 29, 2026
$855,000
C
3 beds2.5 baths2,082 sq ft
36 Fisher Rd, Southborough, MA 01772
SOLD JUL 2, 2026
$755,000
D
4 beds2 baths1,722 sq ft
217 Cordaville Rd, Southborough, MA 01772
SOLD APR 30, 2026
$580,000
E
3 beds1.5 baths1,200 sq ft
20 Clifford Rd, Southborough, MA 01772
SOLD JUL 14, 2026
$835,000
F
4 beds2 baths2,140 sq ft
2 Lyons St, Westborough, MA 01581

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Earn from this home

Sell

$621,339

Est. take-home

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Refinance

Est. cash available

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Rent

$4,137/mo

Redfin rental estimate

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Market trends in 01772, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.8%

0.4% MoM

Median sale price

$982K

$64K MoM

Avg. days on market

20d

0 days MoM

Recently sold homes

9 MoM

New listings for sale

$639,900
3 beds1 bath1,540 sq ft
23 Woodbury Rd, Southborough, MA 01772
$1,099,900
3 beds3.5 baths3,336 sq ft
26 Wildwood Dr, Southborough, MA 01772
$1,199,000
3 beds3.5 baths4,416 sq ft
71 Sears Rd, Southborough, MA 01772
$1,600,000
3 beds3.5 baths3,000 sq ft
12 Wood St, Southborough, MA 01772
$564,897
2 beds1 bath1,461 sq ft
166 Southville Rd Unit A, Southborough, MA 01772
See all

Provided by Redfin

Sale history for 21 Flagg Rd

Date

Event

Price

MLS PIN #71278854

Jun 29, 2012

Sold

$445,000

$218/sq ft

Mar 27, 2012

Contingent

—

Feb 29, 2012

Price Changed

$459,000

$224/sq ft

Jan 24, 2012

Relisted

—

Dec 14, 2011

Listing Removed

—

Nov 2, 2011

Price Changed

$479,900

$235/sq ft

Oct 11, 2011

Price Changed

$489,900

$240/sq ft

Sep 16, 2011

Price Changed

$499,000

$244/sq ft

Aug 24, 2011

Listed

$520,000

$254/sq ft

MLS PIN #30590041

May 29, 2002

Sold

$476,000

$233/sq ft

Apr 4, 2002

Listing Removed

—

Mar 21, 2002

Listed

$479,900

$235/sq ft

Public Records

Sep 29, 1980

Sold

$106,500

$52/sq ft

Year

Property tax

Land + Additions

Assessment*

2020

$8,407 (+4.5%)

$295,000 + $449,300

$744,300

2018

$8,043 (+9.5%)

$216,000 + $282,300

$498,300

2016

$7,342 (+3.7%)

$205,900 + $258,200

$464,100

2015

$7,082 (+2.6%)

$191,100 + $251,000

$442,100

2014

$6,904 (−1.2%)

$178,900 + $247,800

$426,700

2013

$6,986 (+3.7%)

$190,700 + $231,700

$422,400

2012

$6,735 (+6.0%)

$186,300 + $231,000

$417,300

2011

$6,352 (+3.0%)

$175,900 + $231,800

$407,700

2009

$6,164

$201,100 + $237,300

$438,400

Tax history for 21 Flagg Rd

Year

Property tax

Land + Additions

Assessment*

2020

$8,407 (+4.5%)

$295,000 + $449,300

$744,300

2018

$8,043 (+9.5%)

$216,000 + $282,300

$498,300

2016

$7,342 (+3.7%)

$205,900 + $258,200

$464,100

2015

$7,082 (+2.6%)

$191,100 + $251,000

$442,100

2014

$6,904 (−1.2%)

$178,900 + $247,800

$426,700

2013

$6,986 (+3.7%)

$190,700 + $231,700

$422,400

2012

$6,735 (+6.0%)

$186,300 + $231,000

$417,300

2011

$6,352 (+3.0%)

$175,900 + $231,800

$407,700

2009

$6,164

$201,100 + $237,300

$438,400

*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

1.5 Acres

Year renovated

—

Sq. Ft.

2,730

Year built

1840

Style

Single Family Residential

County

Worcester County

APN

1663415

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 20, 2023.

Property details

Parking

Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 2
# of Covered Spaces: 2
Parking Spaces: 6
Parking Features: Detached, Garage Door Opener, Storage, Garage Faces Side, Paved Drive, Off Street, Paved

Interior

Master Bedroom Information
Area: 220
Length: 20
Width: 11
Level: Second
Features: Cathedral Ceiling(s),Flooring - Wall to Wall Carpet

Bedroom #2 Information
Area: 121
Length: 11
Width: 11
Level: Second
Features: Closet,Flooring - Wall to Wall Carpet

Bedroom #3 Information
Area: 112
Length: 14
Width: 8
Level: Second
Features: Closet,Flooring - Wall to Wall Carpet

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

Bathroom #1 Information
Level: Second
Features: Bathroom - Full,Closet - Linen,Flooring - Stone/Ceramic Tile,Countertops - Stone/Granite/Solid

Bathroom #2 Information
Level: First
Features: Bathroom - Half,Flooring - Stone/Ceramic Tile

Living Room Information
Area: 325
Length: 25
Width: 13
Level: First
Features: Flooring - Hardwood,Window(s) - Bay/Bow/Box

Family Room Information
Area: 168
Length: 14
Width: 12
Level: First
Features: Wood / Coal / Pellet Stove,Skylight,Cathedral Ceiling(s),Ceiling Fan(s),Flooring - Hardwood

Dining Room Information
Area: 132
Length: 12
Width: 11
Level: First
Features: Closet/Cabinets - Custom Built

Kitchen Information
Area: 168
Length: 14
Width: 12
Level: First
Features: Cathedral Ceiling(s),Closet,Flooring - Hardwood,Dining Area,Countertops - Stone/Granite/Solid

Office Room Information
Area: 144
Length: 12
Width: 12
Level: First
Features: Flooring - Wood

Basement Information
Basement: Partial, Crawl Space, Bulkhead, Sump Pump, Concrete

Laundry Information
Laundry Features: First Floor, Electric Dryer Hookup, Washer Hookup

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

Interior Features
# of Rooms (Total): 7
Door Features: Storm Door(s)
Window Features: Skylight, Insulated Windows, Screens
Flooring: Wood, Tile, Carpet, Hardwood, Flooring - Wood
Interior Features: Cathedral Ceiling(s), Bathroom - Half, Closet/Cabinets - Custom Built, Office, Vestibule, Den

Exterior

Building Information
Building Area (Total): 2,045
Foundation Area: 729
Foundation Details: Stone
Construction Materials: Frame
Year Built Source: Public Records
Year Built Details: Approximate
Color: yellow

Exterior Features
Roof: Shingle
Patio And Porch Features: Porch, Patio
Exterior Features: Porch, Patio, Rain Gutters, Storage, Sprinkler System, Decorative Lighting, Screens

Property Information
PropertySubType: Single Family Residence
Green Energy Generation: Solar

Lot Information
Lot Size (Acres): 1.5
Lot Features: Wooded, Gentle Sloping
Frontage Length: 274
Road Frontage Type: Public

Financial

Tax Information
Tax Annual Amount: $6,735
Tax Year: 2011

Utilities

Utility Information
Utilities: for Electric Range, for Electric Dryer, Washer Hookup
Sewer: Private Sewer, Private Sewerage
Water Source: Public, City/Town Water
Electric: Circuit Breakers

Heating & Cooling
Has Heating
Has Cooling
Heating: Forced Air, Oil
Cooling: Window Unit(s)

Location

Location Information
Directions: Rt 30 to Deerfoot to Flagg
UnparsedAddress: 21 Flagg Road, Southborough MA 01772

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Tennis Court(s), Walk/Jog Trails, Golf, Medical Facility, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station

Public facts

Beds: 3
Baths: 2.5
Sq. Ft.: 2,730
Stories: 2.0
Lot Size: 1.5 acres
Style: Single Family Residential
Year Built: 1840
Year Renovated: —
County: Worcester County
APN: 1663415

Home facts updated by county records on Jul 20, 2023

Other

Miscellaneous Information
Heat Zones: 1

Listing Information
Exclusions: Some Perennials. 2 Window Fans
StandardStatus: Closed

Around this home

Schools

Margaret Neary Elementary School

Public 4-5 • Assigned • 0.5mi

8/10

P. Brent Trottier Middle School

Public 6-8 • Assigned • 0.4mi

8/10

Algonquin Regional High School

Public 9-12 • Assigned • 3.8mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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

4/10 Heat Factor

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

6/10 Wind Factor

27% chance of strong winds in next 30 years

2/10 Air Factor

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

Provided by First Street

Historical weather

Southborough, MA • 01772

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 8.9 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

8.9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$859,000 – $1.04M

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Home values near 21 Flagg Rd

Data from public records.

Address	Redfin Estimate
5 Flagg Rd, Southborough, MA 4 Beds \| 2.5 Baths \| 2800 Sq. Ft.	$1,006,134
25 Flagg Rd, Southborough, MA 3 Beds \| 2 Baths \| 2262 Sq. Ft.	$848,867

Address	Redfin Estimate
2 Flagg Rd, Southborough, MA 3 Beds \| 1.5 Baths \| 2594 Sq. Ft.	$778,969
27 Flagg Rd, Southborough, MA 3 Beds \| 2 Baths \| 1444 Sq. Ft.	$811,625

Address	Redfin Estimate
23 Flagg Rd, Southborough, MA 4 Beds \| 2.5 Baths \| 3798 Sq. Ft.	$1,157,124
22 Flagg Rd, Southborough, MA 3 Beds \| 4 Baths \| 2902 Sq. Ft.	$1,055,727

Property information provided by MLS PIN when last listed in 2011. This data may not match . 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 01772, MA

Sale history for 21 Flagg Rd

Tax history for 21 Flagg Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 01772

Home values near 21 Flagg Rd

More real estate resources