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$1,600,000
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Property Description
Exceptional opportunity to acquire a distinctive property in Winthrop, ME. For the past 10 years, The Barn at Silver Oaks Estate has been a sought-after wedding destination for couples from New England and beyond. Gene and Veronica Carbona have crafted the perfect venue on the shores of Maranacook Lake. The expansive property provides flexibility for any occasion and includes the stunning barn, as well as multiple bar/serving areas, extensive seating options, and endless possibilities for wedding photographers. Always in demand, current bookings extend into 2027. The property at 309 Route 133, in Winthrop, ME consists of ±8.95 Acres of waterfront land on Maranacook Lake improved with a 5,000± SF event barn, a recently constructed men and women's bathroom facility and three separate bar/serving areas spread throughout the property. There is also a stunning outdoor ceremony area with custom wood benches and an inset rustic wood staircase providing dramatic entry for any ceremony. The barn itself contains an efficient bar and catering setup, along with a gorgeous bridal suite. It also boasts propane heat blowers throughout for those cool Maine nights. Situated just minutes from Augusta, ME and Interstate 95, this location is easily accessible from both Northern and Southern Maine and has ample on-site parking. This property will provide a new owner with everything they need to hit the ground running, along with additional acreage to expand upon and customize to achieve any vision.
Full Property Details
Full Property Details for 309 Maine 133
General
- Price: $1,600,000
- Taxes: $2,344 (2025)
- Status: Active
- Type: Commercial
- Source: MREIS
- MLS ID: 1643431
- Updated: 11/17/2025
- Added to Site: 98 day(s) ago
Business
- Business Type: Special Purpose, Other
Parking
- Parking Features: 21 or More Spaces, On-Site Parking
Location
- County: Kennebec
Utilities
- Sewer: Septic Tank
- Water: Private
Structural Information
- Building Size: 5680
- Square Feet: 5,680
- Living Area: 5,680 Sq. Ft.
Additional Structures
- Other Structures: Shed(s), Barn(s)
Lot Features
- Lot Size (Acres): 8.95
- Lot Size (Sq. Ft.): 389,862
- Zoning: General Residential
- Lot Description: Waterfront
Water Features
- Water Front: Yes
Financial Considerations
- Tax Amount: $2,344.65
- Tax Year: 2025
Disclosures and Reports
- Block: 30
- Lot Number: A
Listed by The Boulos Company (207) 772-1333
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Schools
Schools serving 309 Maine 133
School District:Winthrop
| Name | Grades | Distance |
|---|---|---|
Winthrop Grade School 23 Highland Avenue, Winthrop, ME 04364 | PK-5 | 1 mi |
Winthrop Middle School, Winthrop, ME 400 Rambler Road, Winthrop, ME 04364 | 6-8 | 1.2 mi |
Winthrop High School 211 Rambler Road, Winthrop, ME 04364 | 9-12 | 1.3 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 309 Maine 133
Date
Details
Price
Change
Source
11/13/2025
Listed
$1,600,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 309 Maine 133
309 Maine 133, Winthrop, ME 04364 (MLS# 1643431) is a Commercial property. 309 Maine 133 is currently listed for $1,600,000 and was received on November 14, 2025. Want to learn more about 309 Maine 133? Do you have questions about finding other Commercial real estate for sale in Winthrop? You can browse all Winthrop real estate or contact a Coldwell Banker agent to request more information.

