Date
Details
Price
Change
Source
8/18/2026
Listed
$849,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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$849,000 Just Listed
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Property Description
Set on a spacious 1.3-acre lot in desirable Harwich Center, this 3-bedroom, 2-bath Cape offers exceptional space, versatility, and potential. The home features an enclosed porch, a flexible floor plan, and a one-car garage. An additional detached one-bedroom ADU has been completely gutted and is ready to be finished--ideal for guest accommodations, extended family, a home office, studio, or potential rental income, subject to town approvals. The expansive lot offers plenty of room to create a private outdoor retreat, with potential for a pool or future expansion. Ideally located near Brooks Park for pickleball and recreation, the Cape Cod Rail Trail, Harwich Center shops and restaurants, and the beaches, dining, and boutiques of Harwich Port. A unique opportunity with endless possibilities in the heart of Harwich!
Full Property Details
Full Property Details for 21 Old Colony Rd
General
- Price: $849,000
- Taxes: $4,980 (2026)
- Status: Active
- Type: Single Family
- Source: CCI
- MLS ID: 22604030
- Updated: 8/18/2026
- Added to Site: 2 day(s) ago
Interior
- Number of Rooms: 6
- Interior Features: Linen Closet
- Fireplace: Yes
- Number of Fireplaces: 1
- Appliances: Electric Range, Refrigerator, Electric Water Heater
- Flooring: Hardwood, Tile
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
Bedrooms
- Total Bedrooms: 4
Exterior
- Deck/Patio: Porch, Screened Porch
Parking
- Garage: Yes
- Total Spaces: 4
Location
- County: Barnstable
- Driving Directions: Route 124 to left on Old Colony Dr
Heating & Cooling
- Cooling Type: None
- Heating Type: Hot Water
Utilities
- Sewer: Septic Tank, Septic Tank
Structural Information
- Architectural Style: Cape Cod
- Construction: Shingle Siding
- Exterior Const.: Shingle Siding
- Basement Desc.: Bulkhead Access, Interior Entry, Full
- Roof: Asphalt, Pitched
- Stories/Levels: 1
- Square Feet: 1,575
- Year Built: 1965
- Property Condition: Actual
Lot Features
- Lot Size (Acres): 1.33
- Lot Size (Sq. Ft.): 58,109
- Lot Size Source: Assessor
- Frontage: Public
- Street/Road Desc.: Paved
- Zoning: R
Financial Considerations
- Price Per Sq. Ft.: $539
- Assessment Amount: $857,100
- Land Assmt: $323,500
- Tax Amount: $4,980
- Tax Year: 2026
Disclosures and Reports
- Special Conditions: None
- Property ID: HARW M:41 B: L:B780
Listed by Gibson Sotheby's International Realty, Natalia M Weiner
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Listing agent
— 21 Old Colony Rd —
Natalia M Weiner
Gibson Sotheby's International Realty
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 21 Old Colony Rd
School District:Monomoy Regional School District
| Name | Grades | Distance |
|---|---|---|
Harwich Elementary School 263 South Street, Harwich, MA 02645 | PK-4 | 0.6 mi |
Monomoy Regional Middle School 425 Crowell Road, Chatham, MA 02633 | 5-7 | 5.3 mi |
Monomoy Regional High School 75 Oak Street, Harwich, MA 02645 | 8-12 | 0.4 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 21 Old Colony Rd
Tax History
Tax History for 21 Old Colony Rd
Year
Property Taxes
Change
Tax Assessment
Change
2025
$4,914
3%
$831,400
5%
2024
$4,771
3%
$791,200
14%
2023
$4,619
2%
$695,700
24%
2022
$4,542
—
$560,100
6%
2021
$4,556
—
$529,800
2%
2020
$4,552
5%
$521,400
5%
2019
$4,320
12%
$498,300
16%
2017
$3,848
2%
$429,000
3%
2016
$3,769
-1%
$415,500
-2%
2015
$3,813
5%
$425,100
3%
2014
$3,626
—
$413,400
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 21 Old Colony Rd
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- Single Family
- Active
- Updated 8 days ago
- 4Beds
- 2Total Baths
- 1,630Sq. Ft.
- Single Family
- Active
- Updated 8 days ago
- 3Beds
- 2Total Baths
- 1,425Sq. Ft.
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- Single Family
- Active
- Updated 14 hours ago
- 3Beds
- 2Total Baths
- 1,688Sq. Ft.
- Condo
- Active
- Updated 28 minutes ago
- 1Bed
- 1Total Bath
- 579Sq. Ft.
- Single Family
- Active
- Updated 2 days ago
- 2Beds
- 2Total Baths
- 1,168Sq. Ft.
- Single Family
- Active
- Updated 3 days ago
- 1Bed
- 2Total Baths
- 768Sq. Ft.
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- Duplex
- Active
- Updated 2 days ago
- 4Beds
- 4Total Baths
- 2,188Sq. Ft.
- Single Family
- Active
- Updated 13 hours ago
- 5Beds
- 4Total Baths
- 3,668Sq. Ft.
- Single Family
- Active
- Updated 1 day ago
- 2Beds
- 4Total Baths
- 2,955Sq. Ft.
- Single Family
- Active
- Updated 16 hours ago
- 3Beds
- 2Total Baths
- 1,376Sq. Ft.
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- Single Family
- Closed
- Updated 8 days ago
- 3Beds
- 2Total Baths
- 1,718Sq. Ft.
21 Old Colony Road, Harwich, MA 02645 (MLS# 22604030) is a Single Family property with 4 bedrooms and 2 full bathrooms. 21 Old Colony Road is currently listed for $849,000 and was received on August 18, 2026. Want to learn more about 21 Old Colony Road? Do you have questions about finding other Single Family real estate for sale in Harwich? You can browse all Harwich real estate or contact a Coldwell Banker agent to request more information.