644 Washington St Duxbury — Photo 1 of 42
Recent Drop: $345,000
$3,300,000
644 Washington St, Duxbury, MA 02332
Duxbury, MA 02332
Beds
3
Baths
3.5
SqFt
2,567
Style
Single Family
Built
2008
A rare waterfront landmark offering the quintessential Duxbury lifestyle. Set on a protected harbor with direct access to Duxbury Bay, this exceptional property invites you to swim from your private dock, launch a kayak or paddleboard, and enjoy breathtaking sunsets from the expansive waterside deck designed for effortless entertaining. Inside, custom wood craftsmanship reminiscent of a classic Herreshoff yacht creates a warm coastal ambiance. The open-concept floor plan features waterviews, a custom wet bar, and seamless indoor-outdoor living. Multiple bedroom suites include a charming guest suite with a sleeping loft, while the primary retreat offers a walk-in closet, office area, and full bath. A 29-foot suite above the attached two-car garage features private access, vaulted ceilings, and a kitchenette—ideal for guests, extended family, or a home office. Moments from Snug Harbor, Duxbury Harbor, beaches, and marinas, this is coastal living at its finest.
Key facts
It was listed on June 17, 2026. The price has come down from an original $3,800,000 to $3,300,000 across 2 changes, most recently on September 11, 2026. The annual property taxes are $23,507 (2026 tax year). It sits on a 0.34-acre (14,985 sq ft) lot.
Market Value Analysis
* Analysis is based on 23 actively listed and recently sold comparable properties strictly within Duxbury, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Range • Dishwasher • Microwave • Refrigerator • Washer • Dryer
Neighborhood
Public Transportation • Shopping • Pool • Tennis Court(s) • Walk/Jog Trails • Golf
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl Main,First19 x 14
Coffered Ceiling(s), Closet/Cabinets - Custom Built, Flooring - Wood, Window(s) - Bay/Bow/Box, Cable Hookup, Deck - Exterior, Recessed Lighting, Remodeled
Dining Room
Lvl Main,First19 x 12
Bathroom - Half, Beamed Ceilings, Coffered Ceiling(s), Closet/Cabinets - Custom Built, Flooring - Wood, Window(s) - Bay/Bow/Box, French Doors, Wet Bar, Open Floorplan, Lighting - Sconce, Beadboard
Kitchen
Lvl Main,First12 x 8
Coffered Ceiling(s), Closet/Cabinets - Custom Built, Flooring - Hardwood, Window(s) - Bay/Bow/Box, Dining Area, Pantry, Countertops - Stone/Granite/Solid, French Doors, Kitchen Island, Deck - Exterior, Exterior Access, Recessed Lighting, Remodeled, Beadboard
Primary Bedroom
Lvl Second17 x 13
Bathroom - Full, Bathroom - Double Vanity/Sink, Cathedral Ceiling(s), Walk-In Closet(s), Closet/Cabinets - Custom Built, Flooring - Wall to Wall Carpet, Window(s) - Bay/Bow/Box, Cable Hookup, Recessed Lighting, Remodeled, Beadboard
Bedroom 2
Lvl Second19 x 9
Bedroom 3
Lvl Second29 x 23
Bathroom - Full, Vaulted Ceiling(s), Flooring - Wall to Wall Carpet, Window(s) - Bay/Bow/Box, Exterior Access, Remodeled
Bathroom 1
Lvl Main,First5 x 3
Bathroom - Half, Closet/Cabinets - Custom Built, Flooring - Hardwood, Window(s) - Bay/Bow/Box, Remodeled
Bathroom 2
Lvl Second8 x 6
Bathroom - 3/4, Bathroom - Tiled With Shower Stall, Closet - Linen, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Remodeled
Bathroom 3
Lvl SecondBathroom - 3/4, Bathroom - Double Vanity/Sink, Bathroom - Tiled With Shower Stall, Closet/Cabinets - Custom Built, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid
Property History
$3,300,000
Was $3,645,000
Sep 11, 2026
MLS® 73537735
$8,000
Aug 12, 2026
MLS® 73562654
$3,645,000
Was $3,800,000
Aug 6, 2026
MLS® 73537735
$3,800,000
Jun 17, 2026
MLS® 73537735
Questions about this home
When was 644 Washington St, Duxbury listed?
644 Washington St, Duxbury was listed on June 17, 2026.
Has the price of 644 Washington St, Duxbury changed?
The price has come down from an original $3,800,000 to $3,300,000 across 2 changes, most recently on September 11, 2026.
What are the property taxes for 644 Washington St, Duxbury?
The annual property taxes for 644 Washington St, Duxbury are $23,507 (2026 tax year).
How big is the lot at 644 Washington St, Duxbury?
644 Washington St, Duxbury sits on a 0.34-acre (14,985 sq ft) lot.
What is the status of 644 Washington St, Duxbury?
644 Washington St, Duxbury is actively listed for sale.
Population
16,185
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$177K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
8.8%
U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)
New Construction Permits — Plymouth County
1,093 housing units permitted in the last 12 months (+18% vs the prior 12 months) — 176 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Jul '26)
ADU Potential
Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 2,567 sq ft principal dwelling). Lot size: 14,985 sq ft.
Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.
Listing Agent: Liz Bone Team
Listing Office: South Shore Sotheby's International Realty
MLS® Number: 73537735
