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!
Current real estate data for Single Family in Harwich as of Aug 19, 2026
35
Single Family Listed
108
Avg DOM
537
Avg $ / SqFt
$1,275,551
Avg List Price
Property Details
Price:
$849,000
MLS #:
22604030
Status:
Active
Beds:
4
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
harwich
Listed Date:
Aug 18, 2026
Finished Sq Ft:
1,575
Total Sq Ft:
1,575
Lot Size:
58,109 sqft / 1.33 acres (approx)
Year Built:
1965
Schools
Interior
Appliances
Electric Range, Refrigerator, Water Heater
Bathrooms
2 Full Bathrooms
Cooling
None
Fireplaces Total
1
Flooring
Hardwood, Tile
Heating
Oil
Interior Features
Linen Closet
Laundry Features
Electric Dryer Hookup, Washer Hookup
Exterior
Construction Materials
Shingle Siding
Garage Spaces
1
Lot Features
Cleared, Level
Other Structures
Outbuilding
Parking Features
Detached, Storage, Off Street, Paved
Parking Spots
4
Parking Total
4
Patio And Porch Features
Porch, Screened Porch
Roof
Asphalt, Pitched
Stories
1
Financial
Tax Year
2026
Taxes
$4,980
Map
Contact Us
Mortgage Calculator
Community
- Address21 Old Colony Road Harwich MA
- CityHarwich
- CountyBarnstable
- Zip Code02645
Subdivisions in Harwich
Property Summary
- 21 Old Colony Road Harwich MA is a Single Family for sale in Harwich, MA, 02645. It is listed for $849,000 and features 4 beds, 2 baths, and has approximately 1,575 square feet of living space, and was originally constructed in 1965. The current price per square foot is $539. The average price per square foot for Single Family listings in Harwich is $537. The average listing price for Single Family in Harwich is $1,275,551. To schedule a showing of MLS#22604030 at 21 Old Colony Road in Harwich, MA, contact your Thomas D Brown R E Associates agent at 508-487-1112.
Similar Listings Nearby
Raised in Orleans and now a resident of Truro, Lucy is extremely familiar with life on the Outer Cape. She is experienced in real estate sales on Cape Cod and has been involved in construction, development and real estate for over thirty-five years here on the Outer Cape. She presently handles all facets of marketing for both Brown Associates and Cape Vacation Rentals. Degree in Sales & Marketing; formerly associated with Nickerson Realty Corp. where she handled all phases of land development, a…
More About Lucy
21 Old Colony Road
Harwich, MA