
Active Under Contract
21 Old Colony Rd
Harwich, MA 02645
Residential · Active Under Contract · MLS #73566214
Listing Courtesy of Gibson Sotheby's International Realty | Natalia Weiner
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MLS PIN data
About this home
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!
Property information
Details at a glance
Interior
- Rooms
- 6
- Heating
- Baseboard
- Cooling
- None
- Fireplaces
- 1
Building
- Style
- Single Family Residence
- Year built
- 1965
- Garage
- 1
- Parking
- 6
- Foundation
- Concrete Perimeter
- Roof
- Shingle
Land & utilities
- Lot size
- 1.33 acres
- Water
- Public
- Sewer
- Inspection Required for Sale
- Zoning
- R
Financial
- Annual taxes
- $4,980
- Assessment year
- 2026
Listing history
Price and status timeline
No additional public listing history was supplied for this property.
Property value estimate
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Comparable sales
Recent properties for context


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179 High St
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Local market context
How this home compares in Harwich
Active city listing statistics from MLS PIN as of September 6, 2026. Asking prices are not completed-sale values.
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About 21 Old Colony Rd
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Yes. Request a tour of 21 Old Colony Rd and a Bean Group agent will help coordinate an available time with the listing side.
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Yes. We can discuss condition, comparable sales, offer strategy and the questions worth asking before you decide whether to proceed.
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Availability varies by property and source. Request the documents you need and we will help obtain what is available.




