643 Main Street
Harwich, MA · $1,399,000
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📊 STR projections🏖️ Beach distances🌊 Flood-zone risk📄 Investment dossier💰 Cash-flow analysis

643 Main Street

Harwich, MA 02645
$1,399,000
1 days on market · Listed Jul 28, 2026
Data refreshed Jul 28, 2026
🌊 Not in FEMA SFHA
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Type
SF
Beds
6
Baths
3
Sq Ft
2,872
Acres
1.43
Year Built
1919
$ / Sq Ft
$487
Days on Market
1

Investment Snapshot

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Location & Nearby

Map of 643 Main Street, Harwich MA with nearby beaches and points of interest
HThis property
  • A
    🚴 Old Colony Rail Trail - Harwich Rotary
    0.37 mi
  • B
    🍽️ The Seal Pub & Cafe
    0.37 mi
  • C
    🍽️ Ruggie's Breakfast and Lunch
    0.39 mi
  • D
    🚴 Harwich Bicycle Rotary
    0.55 mi
  • E
    🌲 Coy’s Brook
    0.81 mi
  • F
    🛝 Brooks Park Playground
    0.81 mi
  • G
    🛝 Harwich Community Center Playground
    0.89 mi
  • H
    🍽️ Mooncussers Tavern
    0.91 mi

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!

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📋 Harwich Short-Term Rental Rules
Registration, taxes, occupancy caps, and enforcement for STRs in Harwich
Listed by Richard J Waystack, Keller Williams Realty