8 Onset Avenue, Onset BayWareham, MA 02532MLS Number 73555490

  • Price: $2,500,000
  • Est. Mortgage of $/month
  • 1 Day on Market
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Federal 30-year interest rate: 6.66% last updated on Jul 30, 2026
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8 Onset Avenue Wareham MA 025328 Onset Avenue Wareham MA 02532
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  • 4Bedrooms
  • 0.33Acreage
  • 4Bathrooms
  • 1925Year Built

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Interior Pictures Coming Mid Week. Experience an extraordinary waterfront lifestyle in this architecturally reimagined coastal estate offering over 140 ft of direct deep-water frontage w/sweeping views of Butlers Cove, Mass Maritime Academy, Cape Cod Canal, railroad bridge, & unforgettable sunsets over Buzzards Bay. Complete with a 130-ft licensed fixed dock, 36-ft floating dock, aluminum gangway, power, water, & JetDock lift, enjoy unrestricted boating access to Buzzards Bay, Cape Cod, the Islands, & beyond-with no bridges.Rebuilt to the studs & completed in 2022, this exceptional 3,510± SF residence seamlessly blends timeless New England architecture w/refined coastal elegance. Superior craftsmanship showcased throughout, from Brazilian cherry flooring, custom millwork, solid wood doors to Azek exterior trim, Trex decking, & premium materials crafted for generations. The open-concept living space is anchored by a spectacular chef's kitchen featuring Wolf, Sub-Zero, Miele appliances, custom cabinetry, Quartz countertops, an oversized granite island, and a Walk-in Butler's pantry w/hidden powder room. Thoughtfully designed floor plan offers 4 bedrooms & 3.5 baths, inc a luxurious Waterfront Primary Suite, a spacious 2nd fl family room, 3rd fl office w/panoramic water views, & an unfinished walk-out lower level ready for future expansion.A separately deeded waterfront lot provides added privacy & exceptional potential for a future garage or accessory dwelling (subject to approvals), supported by an existing 5-bedroom septic system. Addi'l highlights include a custom 5-zone heating &cooling system, heated entry flooring, Newport Brass fixtures, Pentair whole-house water treatment with reverse osmosis, underground electrical service, and generator hookup. A truly rare opportunity to own one of the South Coast's premier waterfront estates, where timeless design, uncompromising craftsmanship, protected docking, & direct access to the open waters of Buzzards Bay create an unmatched coastal lifestyle
Listed by Susan Marshall of Lamacchia Realty,Inc.

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More Info

Basic Information

  • Bedrooms4
  • Mls StatusNew
  • Bathroom4
  • Lot Features Cleared, Gentle Sloping, Other
  • Parcel Number M:0005 B:0000 L:1019,1176665

Basic Information

  • List Price$2,500,000
  • MLS Number73555490
  • Modification Date08/01/2026
  • Property SubTypeSingle Family Residence

Building

  • BasementFull, Walk-Out Access, Interior Entry, Concrete, Unfinished
  • Building Area Units Square Feet
  • Construction Materials Frame
  • Door Features Pocket Door, Insulated Doors, French Doors
  • FireplaceYes
  • Fireplaces Total 1
  • FoundationConcrete Perimeter, Block
  • Patio And Porch Features Deck - Exterior, Deck - Composite, Covered
  • Property StyleDutch Colonial
  • Rooms12
  • Utilities
    • For Electric Dryer
    • For Electric Oven
    • For Electric Range
    • For Gas Range
    • Generator Connection
    • Icemaker Connection
    • Washer Hookup
  • Window Features Window(s) - Bay/Bow/Box, Window(s) - Picture, Insulated Windows, Screens
  • Year Built1925
  • Year Built Details Actual, Renovated Since
  • Year Built Source Public Records

Amenities

  • Amenities
    • Conservation Area
    • Golf
    • Highway Access
    • House of Worship
    • Other
    • Park
    • Walk/Jog Trails
  • Appliances IncludedGas Water Heater, Range, Dishwasher, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood, Other, Wine Cooler, Plumbed For Ice Maker
  • Green Energy Efficient Thermostat, Other (See Remarks)

Tax Information

  • Tax Assessed Value $1,305,300
  • Tax Year 2026
  • Taxes$11,173

Parking

  • Parking Spaces8
  • Parking Features Off Street, Stone/Gravel

Location

  • NeighborhoodOnset Bay
  • SubdivisionBuzzards Bay, Onset Village
  • Address8 Onset Avenue
  • Building Number8
  • CountyPlymouth
  • StateMA
  • StreetOnset Avenue
  • TownWareham
  • Zip02532

Property

  • Acreage0.33

Interior

  • Flooring Tile, Hardwood, Flooring - Stone/Ceramic Tile, Flooring - Hardwood
  • Interior Features
    • 1/4 Bath
    • Bathroom
    • Bathroom - Full
    • Bathroom - Half
    • Bathroom - Tiled With Shower Stall
    • Bathroom - Tiled With Tub & Shower
    • Closet
    • Countertops - Stone/Granite/Solid
    • Crown Molding
    • Decorative Molding
    • Foyer
    • Home Office
    • Lighting - Overhead
    • Lighting - Pendant
    • Open Floorplan
    • Pantry
    • Recessed Lighting
    • Sitting Room
    • Wet Bar

Property Information

  • Square Feet3,510
  • Building Area Source Other
  • Living Area 3,510
  • Lot Size Square Feet 14,345
  • Lot Size Units Acres
  • Property Condition Updated/Remodeled
  • View YN Yes

Other

  • Date Listed08/01/2026
  • Farm Land Area Units Square Feet

School Information

  • High School Wareham High School
  • Elementary SchoolWareham Elementary
  • Junior HighWareham Middle

Rooms

  • Bathroom 1 Main, First
  • Bathroom 2 Second
  • Bathroom 3 Second
  • Bathrooms Total Decimal 3.5
  • Bedroom 2 Second
  • Bedroom 3 Third
  • Bedroom 4 Third
  • Dining Room Main, First
  • Family Room Second
  • Full Bath3
  • Half Baths1
  • Kitchen Main, First
  • Living Room Main, First
  • Main Level Bathrooms 1
  • Master Bedroom Second
  • Office Third

Exterior

  • Exterior Features
    • Covered Patio/Deck
    • Deck - Composite
    • Other
    • Outdoor Shower
    • Screens
    • Stone Wall
  • RoofShingle

Utilities

  • Cooling Central Air, Heat Pump
  • Cooling YN Yes
  • Electric Generator,200+ Amp Service, Generator Connection
  • Heat SystemYes
  • Heating Central, Forced Air, Heat Pump, Natural Gas
  • Sewer Private Sewer
  • Water Source Public

Water Body

  • Miles to Beach0.1
  • WaterfrontYes
  • Waterfront Features Waterfront, Ocean, Frontage, Access, Deep Water Access, Direct Access, Bay,0 to 1/10 Mile To Beach, Beach Ownership(Private)
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Wareham, MA Demographics

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Wareham, MA Real Estate Market Data

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Wareham, MA Schools

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The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. (MLSPIN) from third party sources, including sellers, lessors and public records, and were compiled by MLSPIN. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLSPIN and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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