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Active Under Contract

21 Old Colony Rd

Harwich, MA 02645

Offered at$849,000

Residential · Active Under Contract · MLS #73566214
Listing Courtesy of Gibson Sotheby's International Realty | Natalia Weiner

4Bedrooms
2Bathrooms
2,031Square feet
1965Year built

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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

An informed starting point

Estimated value$870,735

Estimated range $783,638$957,832

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Automated estimates are not appraisals or guarantees of market value.

Comparable sales

Recent properties for context

Sold Aug 1, 2026$920,000

297 Holly Rd

Sold Jul 16, 2026$825,000

15 May Elm Ln

Sold Jul 14, 2026$775,000

179 High St

Photo insights

Condition signals

Overall presentationaverage

Generated from listing photography; not a substitute for an inspection.

Local market context

How this home compares in Harwich

MetricThis propertyHarwich
List price$849,000$1,049,85019% below local
Price / sq ft$418$61832% below local
Days on market166073% below local
Explore homes 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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Common questions

About 21 Old Colony Rd

Can I schedule a private showing?

Yes. Request a tour of 21 Old Colony Rd and a Bean Group agent will help coordinate an available time with the listing side.

Can you help me evaluate this property?

Yes. We can discuss condition, comparable sales, offer strategy and the questions worth asking before you decide whether to proceed.

Are property documents available?

Availability varies by property and source. Request the documents you need and we will help obtain what is available.