21 Flagg Road
Description
- Listed by: Louise Turner • Berkshire Hathaway HomeServices Commonwealth Real Estate
Recent comparable sales
Median sold price
$600,000
Avg days on market
47
Sale-to-list ratio
95.4%
Southborough, MA
9 comparable properties found
$569,000
Sold 09/24/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,676
- Square Feet
- 0.59
- Acres
$565,000
Sold 10/08/26
- 3
- Bedrooms
- 2
- Bathrooms
- 1,596
- Square Feet
- 0.29
- Acres
$600,000
Sold 12/09/25
- 3
- Bedrooms
- 1
- Bathrooms
- 2,161
- Square Feet
- 2.8
- Acres
$520,000
Sold 12/10/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,379
- Square Feet
- 0.27
- Acres
$580,000
Sold 04/30/26
- 3
- Bedrooms
- 2
- Bathrooms
- 1,200
- Square Feet
- 1.00
- Acres
$665,000
Sold 10/24/25
- 3
- Bedrooms
- 2
- Bathrooms
- 1,888
- Square Feet
- 1.26
- Acres
$765,000
Sold 05/28/25
- 3
- Bedrooms
- 2
- Bathrooms
- 2,310
- Square Feet
- 0.34
- Acres
$760,000
Sold 02/25/26
- 3
- Bedrooms
- 2
- Bathrooms
- 2,015
- Square Feet
- 1
- Acres
Location
Sold By Gibson Sotheby's International Realty, The Tom and Joanne Team
$2,937 per month
30 year fixed, 7.03% Interest
$2,376
$561
$0
1Property Information for 21 Flagg Road
Property Details
- Taxes: $6,735 / year
- MLS Type: Single Family / Detached
- County: Worcester County
- Town: Southborough
- Area: MA-Southborough
- Architectural Style: Greek Revival
- Style: Greek Revival
- Garage Spaces: 2
- Open Parking Spaces: 6.00
- Parking Spaces Total: 6
Building Information
- Year Built: 1840
- Lot Size: 1.50 AC / 65,340 SF
General Details
- Building Area Units: Square Feet
- Community Features: Public Transportation, Tennis Court, Walk/Jog Trails, Golf Course, Medical Facility, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station
- Current Financing: Conv. Fixed
- Living Area: 2045.0
- Color: yellow
- Property Attached: No
- Single Family Type: Detached
- Waterfront: No
- Year Built Details: Approximate
- Year Built Source: Public Records
- Grade School: Neary--Finn
- High School: Algonquin
- Middle School: Trottier
Features
- Appliances: Range, Dishwasher, Microwave, Washer, Dryer, Range Hood, Electric Water Heater, Tankless Water Heater, Utility Connections for Electric Range, Utility Connections for Electric Dryer
- Basement Features: Partial, Crawl, Bulkhead, Sump Pump, Concrete Floor
- Num of Baths: 2.0
- Num of Full Baths: 1
- Num of Half Baths: 1
- Bathrooms Total Decimal: 1.50
- Bathrooms Total Integer: 2
- DoorFeatures: Storm Door(s)
- FireplaceFeatures: Living Room
- FireplaceYN: Yes
- Fireplaces: 1
- Flooring: Wood, Tile, Carpet, Hardwood, Flooring - Wood
- Interior Features: Ceiling - Cathedral, Bathroom - Half, Closet/Cabinets - Custom Built, Office, Vestibule, Den
- Interior Features: Window AC
- Laundry Features: First Floor, Washer Hookup
- Primary Bath: No
- Window Features: Skylight, Insulated Windows, Screens
- Construction: Frame
- Exterior Features: Rain Gutters, Storage Shed, Sprinkler System, Decorative Lighting
- Exterior Features: Screens, Storage Shed, Sprinkler System, Decorative Lighting, Porch, Patio
- Lot Description: Wooded, Gentle Sloping
- Patio And Porch Features: Porch, Patio
- Roof Material: Shingle
- Attached Garage: No
- Carport: No
- Covered Spaces: 2.00
- Garage: Yes
- Garage Parking: Detached, Garage Door Opener, Storage, Side Entry, Paved Drive, Off-Street, Paved Driveway
- Open Parking: Yes
- Parking Features: Detached, Garage Door Opener, Storage, Side Entry, Paved Drive, Off-Street, Paved Driveway
- Parking Features: Side Entry, Off-Street, Paved Driveway
- Cooling: Window AC
- Cooling: Yes
- Electric: Circuit Breakers
- Green Energy Generation: Solar
- Heating: Forced Air, Oil
- Heating: Yes
- Sewer: Private Sewerage
- Utility Connections: for Electric Range, for Electric Dryer, Washer Hookup
- Water: Public, City/Town Water
Room Information
- Room Primary Bedroom Area: 220.0
- Room Primary Bedroom Features: Cathedral Ceiling(s),Flooring - Wall to Wall Carpet
- Room Primary Bedroom Length: 20.0
- Primary Bedroom Level: Second Floor
- Room Primary Bedroom Width: 11.0
- Bedroom2 Area: 121.0
- Bedroom2 Features: Closet,Flooring - Wall to Wall Carpet
- Bedroom2 Length: 11.0
- Bedroom2 Level: Second
- Bedroom2 Width: 11.0
- Bedroom3 Area: 112.0
- Bedroom3 Features: Closet,Flooring - Wall to Wall Carpet
- Bedroom3 Length: 14.0
- Bedroom3 Level: Second
- Bedroom3 Width: 8.0
- Bathroom1 Features: Bathroom - Full,Closet - Linen,Flooring - Stone/Ceramic Tile,Countertops - Stone/Granite/Solid
- Bathroom1 Level: Second
- Bathroom2 Features: Bathroom - Half,Flooring - Stone/Ceramic Tile
- Bathroom2 Level: First
- Dining Room Area: 132.0
- Dining Room Features: Closet/Cabinets - Custom Built
- Dining Room Length: 12.0
- Dining Room Level: First
- Dining Room Width: 11.0
- Family Room Area: 168.0
- Family Room Features: Wood / Coal / Pellet Stove,Skylight,Cathedral Ceiling(s),Ceiling Fan(s),Flooring - Hardwood
- Family Room Length: 14.0
- Family Room Level: First
- Family Room Width: 12.0
- Kitchen Area: 168.0
- Kitchen Features: Cathedral Ceiling(s),Closet,Flooring - Hardwood,Dining Area,Countertops - Stone/Granite/Solid
- Kitchen Length: 14.0
- Kitchen Level: First
- Kitchen Width: 12.0
- Room Living Room Area: 325.0
- Room Living Room Features: Flooring - Hardwood,Window(s) - Bay/Bow/Box
- Room Living Room Length: 25.0
- Room Living Room Level: First
- Room Living Room Width: 13.0
- Room Office Area: 144.0
- Room Office Features: Flooring - Wood
- Room Office Length: 12.0
- Room Office Level: First
- Room Office Width: 12.0
Property Information
- UFFI: Unknown
- Year Round: Yes
- Farm Land Area Units: Square Feet
- WARRANTY: No
- Lot Size Units: Acres
- Road Frontage Type: Public
- Disclosures: A gravel driveway from the parking lot to the porch is being installed.
- Listing Terms: Contract
- Tax ID: 1663415
- Assessments: $417,300
- Book: 26669
- Tax Year: 2011
- Zoning: Res 1
Building / Association Information
- Beds Total: 3
- Foundation: Stone
- Foundation Area: 729.0
- Frontage: 274.00
- Cooling Zones: 0
- Heat Zones: 1
- Adult Community: No
Market and Agent Information
- Buyer Broker Comp: 2.5
- Other Agent Compensation: 2.5
Property History for 21 Flagg Road
| Date | Event & Source | Price | Appreciation |
|---|---|---|---|
| Jun 29, 2012 | Sold MLS PIN #71278854 | $445,000 | — |
| Mar 27, 2012 | Under Agreement MLS PIN #71278854 | — | |
| Mar 27, 2012 | Contingent MLS PIN #71278854 | — | |
| Aug 24, 2011 | Listed (Active) MLS PIN #71278854 | $520,000 | — |
| May 29, 2002 | Sold (Public Record) Public Record #100947546 | $476,000 | — |
| May 29, 2002 | Sold MLS PIN #30590041 | $476,000 | — |
| Apr 4, 2002 | Under Agreement MLS PIN #30590041 | — | |
| Apr 4, 2002 | Contingent MLS PIN #30590041 | — | |
| Mar 21, 2002 | Listed (Active) MLS PIN #30590041 | $479,900 | — |
| Date | Event & Source | Price |
|---|---|---|
| 06/29/2012 | Sold MLS PIN #71278854 | $445,000 |
| 03/27/2012 | Under Agreement MLS PIN #71278854 | — |
| 03/27/2012 | Contingent MLS PIN #71278854 | — |
| 08/24/2011 | Listed (Active) MLS PIN #71278854 | $520,000 |
| 05/29/2002 | Sold (Public Record) Public Record #100947546 | $476,000 |
| 05/29/2002 | Sold MLS PIN #30590041 | $476,000 |
| 04/04/2002 | Under Agreement MLS PIN #30590041 | — |
| 04/04/2002 | Contingent MLS PIN #30590041 | — |
| 03/21/2002 | Listed (Active) MLS PIN #30590041 | $479,900 |
For completeness, we often displays two records for one sale: the MLS record and the public record.
Public records
21 Flagg Road
Beds
3Baths
2.5Total Finished SqFt
2,730 SqFtAbove Grade Finished SqFt
2,730 SqFtUnfinished Basement SqFt
599 SqFtStories
2Schools near 21 Flagg Road
Rating | School | Type | Grades | Distance |
|---|---|---|---|---|
| Public - | PK to 1 | |||
| Public - | 2 to 3 | |||
| Public - | 4 to 5 | |||
| Public - | 6 to 8 |
Rating | School | Distance |
|---|---|---|
Mary E Finn School PublicPK to 1 | ||
Albert S. Woodward Memorial School Public2 to 3 | ||
Margaret Neary Elementary School Public4 to 5 | ||
P. Brent Trottier Middle School Public6 to 8 |
School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.
Similar Homes
New listings in 01772
Nearby home values
| Address | Sold price | Beds | Baths | Sqft | Lot (Sqft) |
|---|---|---|---|---|---|
This home: 21 Flagg Road, Southborough, MA 01772 | $445,000 | 3 | 2 | 2,045 | 65,340 |
$445,000 | 4 | 3.5 | 3,060 | 43,647 | |
– | 4 | 2 | 2,579 | 43,734 | |
$272,500 | 3 | 3 | 2,262 | 76,323 | |
$332,500 | 3 | 2 | 1,386 | 43,560 | |
$525,000 | 4 | 3 | 2,789 | 43,560 | |
$1,070,000 | 4 | 3 | 3,798 | 190,793 | |
$392,500 | 3 | 2 | 1,444 | 43,655 | |
$538,000 | 3 | 3 | 2,260 | 43,560 | |
$857,000 | 4 | 4 | 4,060 | 48,352 | |
$1,320,000 | 4 | 4 | 3,800 | 48,000 | |
– | – | 1 | 1,247 | 134,600 | |
$322,500 | 2 | 1 | 1,247 | 209,524 | |
$1 | 4 | 3 | 3,020 | 47,045 | |
$1,125,000 | 4 | 6 | 5,203 | 54,014 | |
– | 4 | 2.5 | 2,734 | 43,560 |
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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.
Listing Courtesy of Berkshire Hathaway HomeServices Commonwealth Real Estate, Louise Turner
The property listing data and information, or the images, set forth herein were provided to MLS Property Information Network, Inc., Martha's Vineyard MLS, CCIMLS, Link MLS, and Berkshire County Board of REALTORS from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc., Martha's Vineyard MLS, CCIMLS, Link MLS, and Berkshire County Board of REALTORS. The property listing data and information, and the images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc., Martha's Vineyard MLS, CCIMLS, Link MLS, and Berkshire County Board of REALTORS and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the images, set forth herein.