Active

61 Days on market

644 Washington St Duxbury — Photo 1 of 42

Recent Drop: $155,000

$3,800,000

$3,645,000

644 Washington St, Duxbury, MA 02332

Duxbury, MA 02332

Beds

Baths

3.5

SqFt

2,567

Style

Single Family

Built

1890

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.

Market Value Analysis

This Property

Size (SqFt) →Price →

This Property$1420/sqft

Local Avg (Duxbury)$687/sqft

107% AboveMarket Average

* Analysis is based on 22 actively listed and recently sold comparable properties strictly within Duxbury, MA.

Financials

Original Price$3,800,000

Annual Taxes$23,507

Parking

Garage2

Off-Street8

Interior Specifications

Total Rooms7

Fireplaces2

FlooringWood, Tile, Carpet, Flooring - Wall to Wall Carpet, Flooring - Hardwood, Flooring - Wood, Flooring - Stone/Ceramic Tile

BasementPartial, Bulkhead, Unfinished

Climate & Utilities

HeatingForced Air, Natural Gas

CoolingCentral Air, Ductless

WaterPublic

SewerPrivate Sewer

Building & Exterior

ConstructionFrame

RoofWood

FoundationConcrete Perimeter

ZoningRC

Property & Lot

Acres0.34

SqFt Lot14,985

Lot FeaturesCorner 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

Second

Master BedroomBedroom 2Bedroom 3Bathroom 2Bathroom 3

Main,First

Living RoomDining RoomKitchenBathroom 1

Living Room

Lvl Main,First

19 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,First

19 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,First

12 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

Master Bedroom

Lvl Second

17 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 Second

19 x 9

Bedroom 3

Lvl Second

29 x 23

Bathroom - Full, Vaulted Ceiling(s), Flooring - Wall to Wall Carpet, Window(s) - Bay/Bow/Box, Exterior Access, Remodeled

Bathroom 1

Lvl Main,First

5 x 3

Bathroom - Half, Closet/Cabinets - Custom Built, Flooring - Hardwood, Window(s) - Bay/Bow/Box, Remodeled

Bathroom 2

Lvl Second

8 x 6

Bathroom - 3/4, Bathroom - Tiled With Shower Stall, Closet - Linen, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Remodeled

Bathroom 3

Lvl Second

Bathroom - 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

Listed

$10,000

Aug 12, 2026

MLS® 73562654

Price Drop

$3,645,000

Was $3,800,000

Aug 6, 2026

MLS® 73537735

Listed

$3,800,000

Jun 17, 2026

MLS® 73537735

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

1,023 housing units permitted in the last 12 months (+11% vs the prior 12 months) — 113 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jun '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.

Full Duxbury, MA market report ZIP 02332 market data

Listing Provided By

Listing Agent: Liz Bone Team

Listing Office: South Shore Sotheby's International Realty

MLS® Number: 73537735