Tucked away on exclusive Onset Island, this rare 1-bedroom, 1-bath bungalow offers a chance to own a true hidden escape just minutes from the mainland—without ever crossing the Cape bridge. Set among just 52 homes on a private 12-acre island accessible only by boat, this property is surrounded by natural beauty, peaceful privacy, and the soothing sounds of island life. This is a rehab opportunity, ideal for the visionary buyer, investor, or handy homeowner ready to bring new life to a special property. Whether you're dreaming of creating a charming weekend retreat, a unique vacation rental, or your own off-the-grid coastal getaway, the potential here is undeniable.Opportunities like this don’t come around often—your island escape is waiting. This property is only accessible by boat.
Listed by Kimberly Dawes
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Keller Williams Realty Colonial Partners
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781-389-5552
Listed by Renee Weston
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Keller Williams Realty Colonial Partners
Listed by Selling South of Boston Team
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Keller Williams Realty Colonial Partners
Last updated May 31, 2026
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Source: MLSPin #73524471
Listing Facts
TypeSingle-family
NeighborhoodWareham
Bedrooms1
Bathrooms1
Days on Prevu20
Taxes$3,491/year
Size812 sqft
Price per sqft$245
Amenities
Parking
Location
Mortgage Calculator
Listing History
05/27/2026
Listed by Keller Williams Realty Colonial Partners
$199,000
Property Details for 14 Old Colony Ave
Exterior
Construction
Roof: Shingle
Year Built: 1950
Year Built Details: Actual
Architectural Style: Cottage, Bungalow
Construction Materials: Frame
Exterior Features: Outdoor Shower
Features
Waterfront Features: Ocean, Walk To, 0 To 1/10 Mile To Beach, Beach Ownership(Private)
Measurements
Building Area Total: 812
Building Area Units: Square Feet
Lot Features: Flood Plain, Cleared, Level
Lot Size Acres: 0.06
Lot Size Area: 0
Lot Size Square Feet: 2,652
Lot Size Units: Acres
Financial
Taxes
Parcel Number: 1178271
Tax Annual Amount: $3,491.00
Tax Assessed Value: $317,900.00
Tax Year: 2025
Interior
Features
Appliances: Electric Water Heater, Range, Refrigerator, Washer/Dryer
Measurements
Living Area: 812
Living Area Source: Public Record
Rooms
Bathrooms Full: 1
Bathrooms Total Integer: 1
Bedrooms Total: 1
Rooms Total: 4
Utilities
Equipment
Cooling: Window Unit(s)
Has Cooling: Yes
Electric: 100 Amp Service
Heating: Electric Baseboard
Has Heating: Yes
Laundry Features: First Floor
Sewer: Inspection Required for Sale
Utilities: For Electric Oven
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There is 1 bedroom and 1 bathroom in this single-family home at 14 Old Colony Ave.
What are the annual taxes for 14 Old Colony Ave?
Annual taxes for this single-family home are estimated at $3,491.
How does 14 Old Colony Ave compare to other single-family homes in Wareham?
This single-family home is listed 66% below the average price for single-family homes in Wareham and has been on the market for 30 less days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 812 sqft.
14 Old Colony Ave is a 1-bedroom, 1-bath single-family home for sale in Wareham MA 02532. Listed on Prevu for 20 days at $199,000. This residence features 812 square feet of living space, located in Wareham. The median listing price for single-family homes in this area is $600,000. Property amenities include parking. View other single-family home listings in Plymouth County.
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