4 beds3 baths4,915 sqft/sqft
21A Castle Rd, Northborough, MA 01532

Property Details for 21A Castle Road

Status
Off Market
MLS #
-
Days on Market
-
Taxes
-
HOA Fees
-
Condo/Co-op Fees
-
Property Type
MLS Type
Single Family
Year Built
2004
Lot Size
5.23 AC / 227,671 SF

Recent comparable sales

Median sold price

$1,255,000

Avg days on market

51

Sale-to-list ratio

96.0%

Northborough, MA

9 comparable properties found

$1,405,000 | 365 Green Street, Northborough, MA 01532
1/43
1

$1,405,000

Sold 06/05/26

4
Bedrooms
5,147
Square Feet
1.84
Acres
$1,250,000 | 267 West Street, Northborough, MA 01532
1/43
2

$1,250,000

Sold 10/14/25

4
Bedrooms
4,077
Square Feet
2.71
Acres
$990,000 | 72 Oak Avenue, Northborough, MA 01532
1/43
3

$990,000

Sold 07/15/26

4
Bedrooms
4,120
Square Feet
0.48
Acres
$1,501,000 | 448 Green Street, Northborough, MA 01532
1/43
4

$1,501,000

Sold 08/18/26

4
Bedrooms
4,873
Square Feet
4.04
Acres
a view of a brick house with large windows and a yard
1/43
5

$1,255,000

Sold 05/22/25

4
Bedrooms
4,577
Square Feet
0.95
Acres
an aerial view of a house with garden space and street view
1/43
6

$1,295,000

Sold 02/17/26

5
Bedrooms
4,272
Square Feet
1.84
Acres
$2,115,000 | 95 Lincoln Street, Northborough, MA 01532
1/38
7

$2,115,000

Sold 05/15/25

4
Bedrooms
4,504
Square Feet
3.53
Acres
$1,165,000 | 356 Whitney Street, Northborough, MA 01532
1/39
8

$1,165,000

Sold 11/15/24

4
Bedrooms
4,614
Square Feet
1.56
Acres
a front view of a house with a yard
1/43
9

$820,000

Sold 09/29/25

5
Bedrooms
4,265
Square Feet
0.96
Acres

Location

Add your commute

Building Information for 21A Castle Road

Stories3Year Built2004Building Size-Lot Size5.23 AC / 227,671 SF

Public Records for 21A Castle Road

Taxable ValueLand$328,900Additions$1,097,900Total$1,426,800
Tax Record2023$21,102 ($1,758 / month)
Home Facts
Beds4Total Finished SqFt4,915 SqFtAbove Grade Finished SqFt4,915 SqFtUnfinished Basement SqFt2,593 SqFtStories3Lot Size227,671 SqFtStyleSingle Family ResidenceYear Built2004ZoningRACountyWORCESTERAPNNBOR M:0580 L:0009Fireplace TypeHas Fireplace

Schools near 21A Castle Road

This home is within Northborough School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Rating
School
Distance
Lincoln Street Elementary School
PublicK to 5

Robert E. Melican Middle School
Public6 to 8

Algonquin Regional High School
Public9 to 12

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.

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Acres
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Acres
$865,000 | 16 Allen Street, Northborough, MA 01532
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Listed By Coldwell Banker Realty

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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 21A Castle Road, Northborough, MA 01532
4
3
4,915
227,671
$175,000
4
3
4,915
227,671
$975,510
4
4,469
219,390
$1,180,000
5
6,089
225,205
$1
4
4,713
291,939
6,970

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.

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.