Sold
Last Sold Price
4 beds4,469 sqft$218/sqft
21 Castle Rd, Northborough, MA 01532
Single FamilyProperty Type
5.04 acresLot Size
2003Year Built
$218/sq ftPrice per sq ft
Listing closed: 04/18/2008 08:00 AM

Recent comparable sales

Median sold price

$1,165,000

Avg days on market

40

Sale-to-list ratio

95.4%

Northborough, MA

9 comparable properties found

1

$867,500

Sold 02/17/25

5
Bedrooms
4,450
Square Feet
3.73
Acres
$2,115,000 | 95 Lincoln Street, Northborough, MA 01532
1/38
2

$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
3

$1,165,000

Sold 11/15/24

4
Bedrooms
4,614
Square Feet
1.56
Acres
a view of a brick house with large windows and a yard
1/43
4

$1,255,000

Sold 05/22/25

4
Bedrooms
4,577
Square Feet
0.95
Acres
$1,190,000 | 59 Smith Road, Northborough, MA 01532
1/43
5

$1,190,000

Sold 08/20/26

4
Bedrooms
3,932
Square Feet
3.87
Acres
$860,000 | 356 Church Street, Northborough, MA 01532
1/43
6

$860,000

Sold 06/18/26

4
Bedrooms
3,018
Square Feet
2.15
Acres
$990,000 | 72 Oak Avenue, Northborough, MA 01532
1/43
7

$990,000

Sold 07/15/26

4
Bedrooms
4,120
Square Feet
0.48
Acres
$1,168,168 | 117 Madison Road, Northborough, MA 01532
1/43
8

$1,168,168

Sold 07/17/26

4
Bedrooms
3,645
Square Feet
0.55
Acres
a front view of a house with a yard
1/42
9

$1,150,000

Sold 06/26/25

4
Bedrooms
4,688
Square Feet
1.25
Acres

Location

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Payment Calculator

$6,714 per month

30 year fixed, 6.55% Interest

Principal and Interest

$4,958

Property Taxes

$1,756

HOA Dues

$0

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Property Information for 21 Castle Road

Property Details
Building Information
  • Stories: 2
  • Year Built: 2003
  • Lot Size: 5.04 AC / 219,390 SF

Property History for 21 Castle Road

DateEvent & SourcePriceAppreciation
Apr 18, 2008

Sold (Public Record)

Public Record #235915466

$975,510

+2.9% / yr

Nov 1, 2007

Sold (Public Record)

Public Record #228763878

$962,500

-9.5% / yr

Nov 1, 2007

Sold

MLS PIN #70414160

$962,500
DateEvent & SourcePrice
04/18/2008

Sold (Public Record)

Public Record #235915466

$975,510

+2.9% / yr

11/01/2007

Sold (Public Record)

Public Record #228763878

$962,500

-9.5% / yr

11/01/2007

Sold

MLS PIN #70414160

$962,500

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 21 Castle Road

Taxable ValueLand$438,800Additions$1,040,300Total$1,479,100
Tax Record2025$21,077 ($1,756 / month)
Home Facts
Beds4Baths3.5Total Finished SqFt4,469 SqFtAbove Grade Finished SqFt4,469 SqFtUnfinished Basement SqFt2,248 SqFtStories2Lot Size219,390 SqFtStyleSingle Family ResidenceYear Built2003ZoningRACountyWORCESTERAPNNBOR M:0580 L:0003Fireplace TypeHas Fireplace

Schools near 21 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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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 21 Castle Road, Northborough, MA 01532
$975,510
4
4,469
219,390
4
3
4,915
227,671
$175,000
4
3
4,915
227,671
$140,000
5
7,091
196,504
$1,180,000
5
6,089
225,205
$1
4
4,713
291,939

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.