Stan Bernardo
For Sale · MLS® X13801344
$10,990,000
For Sale
26A Winchester Drive
Seguin · Seguin · ON · P0C 1J0
5 beds
5 baths
12 parking
Detached
Walk-out basement
Set on iconic Lake Rosseau near Picnic Point, Winchester Retreat is an exceptional waterfront residence featuring extensive 2026 new-from-the-studs construction along with new additions for the kitchen, dining room, Muskoka Room and primary suite. Contemporary design blends beautifully with timeless Muskoka post-and-beam craftsmanship.Positioned on 1.72 acres with all-day sun and expansive island views, the property offers approximately 4,819 sq. ft. of finished living space with five bedrooms and five bathrooms. Restored white pine timbers, cathedral ceilings, wide-plank white oak flooring and custom millwork define the interiors. The dramatic great room features a wall of glass framing sweeping lake views, Selva Bianca marble propane fireplace, tiered alabaster chandelier, private office and access to lakeside decks. A concealed door from the bar leads to the pantry.The chef's kitchen features Panda White marble, Wolf double-oven range, Sub-Zero refrigeration, large island and Therma
Type
Detached · 2-Storey
Size
3,500–5,000 sqft
Lot
175 ft frontage
Taxes
$8,384/yr
Basement
Finished with Walk-Out, Full
Total parking
12
Stan Bernardo
Luxury Real Estate · GTA & Mississauga
Royal LePage Signature Realty Brokerage
(905) 568-2121 · info@repg.ca
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MLS® X13801344
· Listing courtesy of Cayman Marshall International Realty Inc. · September 19, 2026
Toronto Regional Real Estate Board (TRREB) assumes no responsibility for the accuracy of any information shown. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale or lease of real estate and may not be used for any commercial purpose or any other purpose.
The listing data is provided under copyright by the Toronto Regional Real Estate Board (TRREB). The listing data is deemed reliable but is not guaranteed accurate by TRREB. The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA.
Toronto Regional Real Estate Board (TRREB) assumes no responsibility for the accuracy of any information shown. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale or lease of real estate and may not be used for any commercial purpose or any other purpose.
The listing data is provided under copyright by the Toronto Regional Real Estate Board (TRREB). The listing data is deemed reliable but is not guaranteed accurate by TRREB. The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA.