Dimensions9.1 x 9.3
FeaturesCloset, Flooring - Wood
LevelSecond
643 Main St, Harwich MA 02645
Harwich, MA 02645
$1,399,000
Est. $7,746/month
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About this home
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!
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Recently Sold Nearby
Property History
Property Timeline
Listed for Sale
Jul 27, 2026
$1,399,000
Original listing
Agent: Richard J. Waystack
Office: Keller Williams Realty
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 07/27/2026 | 🏠 Listed for Sale | $1,399,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2026 | $5,664 | $974,800 |
Financial Details
Annual Property Tax
$5,664
Tax Year 2026
Assessed Value
$974,800
Facts & Features
2 Car Garage
Home Facts
Type
Residential
Style
Single Family Residence
Year Built
1919
Living Area
2,872 sq ft
Lot Size
1.43 acres
Bedrooms
6
Full Baths
3
Total Rooms
11
Interior
Heating
Baseboard, Oil
Cooling
Window Unit(s)
Flooring
Wood, Tile, Carpet, Flooring - Wood, Flooring - Wall To Wall Carpet
Appliances
Electric Water Heater, Water Heater, Range, Dishwasher, Microwave, Refrigerator, Washer, Dryer
Fireplace
Family Room
Fireplaces
1
Basement
Full, Interior Entry, Bulkhead
Laundry
First Floor, Electric Dryer Hookup, Washer Hookup
Features
Bathroom - Full, Dining Area, Home Office, Accessory Apt.
Exterior
Construction
Frame
Architecture
Cape
Roof
Shingle
Features
None
Pool
None
Spa
None
Fencing
None
Patio/Porch
None
Parking
Garage Spaces
2
Has Garage
Yes
Features
Detached, Garage Door Opener, Heated Garage, Workshop In Garage, Off Street, Paved
Total Spaces
10
Utilities
Electric
110 Volts, Circuit Breakers
Water
Public
Sewer
Private Sewer
Gas
None
Other
For Electric Range, For Electric Dryer, Washer Hookup
Financial
Annual Tax
$5,664
Assessed Value
$974,800
HOA & Community
Fee Includes
None
Amenities
None
Optional Fee Includes
None
MA Disclosures
Seller Disclosures
None
Additional Details
Possession
None
Accepted Financing
None
Structure Type
[]
House Color
Ecru
Sq Ft Source
Public Record
Documents
None
County
Barnstable
Total market time (incl. prior listings)
4 days
Property Overview
Property Type
Single Family Residence
Listing Type
For Sale
Year Built
1919
Bedrooms
6
Full Bathrooms
3
Living Area
2,872 sq ft
Total Rooms
11
Floor Layout
Interactive room guide
Floor Layout
Finished Area
2,872 sq ft above grade
Dimensions9.4 x 8.4
FeaturesCloset, Flooring - Wood
LevelSecond
Dimensions10.3 x 11.11
FeaturesCloset, Flooring - Wood
LevelSecond
Dimensions6.9 x 8.4
LevelSecond
Dimensions14 x 11.2
FeaturesCloset, Flooring - Wood
LevelSecond
Dimensions11.7 x 5.4
LevelFirst
Dimensions10.8 x 11.7
FeaturesFlooring - Wall to Wall Carpet
LevelFirst
Dimensions16.5 x 11.7
FeaturesFlooring - Wood, Kitchen Island, Cabinets - Upgraded, Recessed Lighting
LevelFirst
Dimensions18.6 x 11.6
FeaturesFlooring - Wall to Wall Carpet
LevelFirst
Dimensions11.7 x 17.1
FeaturesCloset, Flooring - Wall to Wall Carpet
LevelFirst
Dimensions9.1 x 11.6
FeaturesFlooring - Wood
LevelFirst
Dimensions21.8 x 27.3
FeaturesFlooring - Wall to Wall Carpet, Recessed Lighting
LevelFirst
Display Options
Room Markers
BABathroom (4)
BRBedroom (5)
DDining (1)
KKitchen (1)
LLiving (2)
OOffice (1)
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
Interior Features
Flooring:
Wood, Tile, Carpet, Flooring - Wood, Flooring - Wall to Wall Carpet
Appliances:
Electric Water Heater, Water Heater, Range, Dishwasher, Microwave, Refrigerator, Washer, Dryer
Interior Features:
Bathroom - Full, Dining Area, Home Office, Accessory Apt.
Windows:
Basement:
Full, Interior Entry, Bulkhead
Laundry:
First Floor, Electric Dryer Hookup, Washer Hookup
Security:
Construction & Materials
Style:
Cape
Year Built:
1919
Structure Type:
Exterior Materials:
Frame
Roof:
Shingle
Foundation:
Block
Heating, Cooling & Utilities
Heating:
Baseboard, Oil
Cooling:
Window Unit(s)
Hot Water:
Water Source:
Public
Sewer:
Private Sewer
Energy Features:
Exterior & Lot
Exterior Features:
Patio & Porch:
Fencing:
Other Structures:
Lot Features:
Cleared, Level
Road Surface:
Paved
Parking & Garage
Garage Spaces:
2
Total Parking Spaces:
10
Parking Features:
Detached, Garage Door Opener, Heated Garage, Workshop in Garage, Off Street, Paved
Special Features
Fireplaces:
1
Fireplace Type:
Family Room
Community Amenities:
Golf, Bike Path, Conservation Area, House of Worship, Public School
Nearby Schools
School District
Monomoy Regional School District local
C+
School Safety
2024-25
3.5%
Above Average
2.8%
Suspensions
1.5%
In-School
0.7%
Emergency
2.0% below state avg
Elementary Schools
3 schools
B+
Harwich Elementary School
0.2 mi
|
#258 of 824
|
Score: 52.1
Improved 99 spots from last year
-6.1 below state avg
449 students
Moderate
Rising School
Grades PK-04
Holy Trinity Regional School
1.5 mi
Grades PK
The Laurel School
3.7 mi
Grades PK-05
Middle Schools
1 school
B-
Cape Cod Lighthouse Charter School
3.4 mi
|
#190 of 352
|
Score: 41.4
Improved 90 spots from last year
-16.8 below state avg
251 students
Less Diverse
Rising School
Grades 06-08
High Schools
2 schools
B-
Monomoy Regional High School
0.9 mi
|
#205 of 346
|
Score: 51.2
Dropped 30 spots from last year
-7 below state avg
738 students
Moderate
17 sports
• 1,050 athletes
College Ready Curriculum
Strong Athletics
Grades 08-12
B+
Cape Cod Regional Vocational Technical High School
1.8 mi
|
#116 of 346
|
Score: 59.1
Same rank as last year
+0.9 above state avg
682 students
Moderate
15 sports
• 956 athletes
High Graduation Rate
Career Tech Programs
College Ready Curriculum
Strong Athletics
Grades 09-12
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Monthly Payment
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Loan Amount
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After down payment
Total Interest
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Over life of loan
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Including down payment
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Down: $0
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Monthly Payment Breakdown
Principal & Interest
$0
Property Tax
$472
Homeowners Insurance
$200
PMI (if <20% down)
$0
Loan Summary
Total of 360 payments
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$0
Total interest paid
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Rate Impact
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Payment Over Time
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.
Location
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Neighborhood
643 Main St, Harwich MA 02645
Harwich, MA 02645
Listing Information
Listing Agent
Richard J. Waystack
Listing Office
Keller Williams Realty
Office Phone
508-534-7200
Agent MLS ID
A9501885
Office MLS ID
A95627
Listing Data Updated
Jul 31, 2026 3:05 AM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.
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