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21 Old Colony Road Harwich MA 02645 | MLS #22604030

21 Old Colony Road
Harwich, MA, 02645
$849,000
4 Beds
2 Baths
2,031 SqFt
1.33 Acres
MLS #22604030 image #0
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 456 sq. ft, 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 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:
2,031
Total Sq Ft:
2,031
Lot Size:
58,109 sqft / 1.33 acres (approx)
Year Built:
1965
OutbuildingHarwichHarwich

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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
Guest House, 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

Community

Market Summary

Current real estate data for Single Family in Harwich as of Aug 24, 2026
34
Single Family Listed
93
Avg DOM
542
Avg $ / SqFt
$1,295,274
Avg List Price

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 2,031 square feet of living space, and was originally constructed in 1965. The current price per square foot is $418. The average price per square foot for Single Family listings in Harwich is $542. The average listing price for Single Family in Harwich is $1,295,274. To schedule a showing of MLS#22604030 at 21 Old Colony Road in Harwich, MA, contact your Gibson Sotheby’s Int’l Realty agent at 5084327856.

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disclosure
Courtesy of Gibson Sotheby’s International Realty. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the Cape Cod & Islands Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than Gibson Sotheby’s Int’l Realty include the name of the listing broker. Neither the listing company nor Gibson Sotheby’s Int’l Realty shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. Cape Cod & Islands Multiple Listing Service. All rights reserved.
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21 Old Colony Road
Harwich, MA