Raymond M. Hall, REALTOR® | (508) 221-2544 | ray@ricottarealestate.com | 1181 Main Street, Chatham, MA 02633
$1,399,000

643 Main Street, Harwich, MA 02645

6 Beds 3 Full Baths 2,872 Sq Ft 1.43 acres 2 Car Garage
MLS# 22603623 · Residential / (Single Family Residence)
Listed: 07/27/26 (listing data as of 07/30/26 at 3:40 pm)
Open
Houses:
Friday, July 31, 2026

4:00 pm - 5:30 pm

Saturday, August 1, 2026

11:00 am - 12:30 pm

Sunday, August 2, 2026

11:00 am - 12:30 pm

About This Property

A rare opportunity in Harwich Center! Set on approximately 1.5 acres, this one-of-a-kind property offers endless possibilities with a main home, a separate ADU with its own private driveway, and a detached mixed-use garage. With a total of 6 bedrooms, it's ideal for multigenerational living, extended family, or guests, while the ADU also provides excellent rental history. The detached garage offers incredible flexibility for a business, workshop, storage, hobby space, or additional rental opportunity, with plenty of room for vehicles, bikes, and tools. Outside, enjoy a beautifully landscaped backyard with multiple sheds ready to become a man cave, she shed, home bar, art studio, or your own private retreat around the fire pit. Properties offering this much space, versatility, and potential rarely come to market in Harwich Center. Don't miss your chance to make this truly unique property yours!

Property Details

Property TypeResidential
(Single Family Residence)
StatusActive
MLS Number22603623
Year Built1919
Annual Taxes$5,664 (2026)
Total Assessment$974,800
Square Footage2,872
Price/Sq Ft$487/sq ft
Lot Size1.43 acres
Bedrooms6
Full Baths3
Heat Source Oil
Add'l Heating Forced Hot Water
Cooling A/C Wall Unit(s)
Garage Spaces2
Days on Market3
WaterfrontNo
Fireplaces1
Lot Features Cleared, Level

Bedroom Details

Primary Bedroom

  • 11'7" (L)
  • 17'1" (W)
  • First Floor
  • Closet
  • Carpet Flooring

Bedroom 2

  • 14'0" (L)
  • 11'2" (W)
  • Second Floor
  • Closet
  • Wood Flooring

Bedroom 3

  • 10'3" (L)
  • 11'11" (W)
  • Second Floor
  • Closet
  • Wood Flooring

Bedroom 4

  • 9'4" (L)
  • 8'4" (W)
  • Second Floor
  • Closet
  • Wood Flooring

Living Area Details

Living Room

  • 18'6" (L)
  • 11'6" (W)
  • First Floor
  • Carpet Flooring

Dining Room

  • 10'8" (L)
  • 11'7" (W)
  • First Floor
  • Carpet Flooring

Kitchen

  • 16'5" (L)
  • 11'7" (W)
  • First Floor
  • Wood Flooring
  • Recessed Lighting
  • Upgraded Cabinets

Appliances

  • Dishwasher
  • Electric Dryer
  • Electric Range
  • Microwave
  • Refrigerator
  • Washer

Bedroom 5

  • 9/1 (W)
  • 9'4" (L)
  • Second Floor

Family Room

  • 21'8" (W)
  • 27'3" (L)
  • First Floor

Home Office

  • 9'1" (W)
  • 11'6" (L)
  • First Floor

Laundry Room

  • First Floor

Convenient To

  • Bike Path
  • Cape Cod Rail Trail
  • Conservation Area
  • House of Worship
  • In Town Location
  • Major Highway
  • School
  • Shopping
  • Convenient to Sea St Beach

Exterior Features

  • Garden
  • Private Yard

Interior Features

  • Electric Dryer Hookup
  • HU Cable TV
  • Recessed Lighting
  • Washer Hookup

Location

Nearby Listings

Finding nearby listings…
Listing Courtesy of: Richard J Waystack / Keller Williams Realty
The data relating to real estate for sale on this site comes from the Broker Reciprocity (BR) of the Cape Cod & Islands Multiple Listing Service, Inc. (CCIMLS). Real estate listings provided by CCIMLS and held by brokerage firms other than John C. Ricotta & Associates are marked with the CCIMLS BR Logo and detailed information includes, at minimum, the name of the listing agent and broker attribution assigned by the listing broker. This site was last updated 07/30/2026. Neither the listing broker nor John C. Ricotta & Associates shall be responsible for any typographical errors, misinformation, or misprints and shall be held totally harmless. All properties are subject to prior sale, changes, or withdrawal.