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21940 Mccowan Road

Rural East Gwillimbury / East Gwillimbury, ON L0G 1M0

ActiveFor Sale
6 Beds
4 Baths
3,500 Sq Ft
Single Family Home
Virtual Tour Available

About This Property

Welcome to a world of luxury and serenity on 37 acres of beautifully treed land, offering privacy, flexibility, and refined living. With over 4500 sqft, this exceptional 6-bedroom, 4-bath estate is perfectly suited for multi-generational living, a home-based business, or those seeking space without compromise. The setting invites both adventure and tranquility, featuring a peaceful pond, gazebo, and a 4-stall barn ready for your hobby farm vision. Whether hosting unforgettable gatherings or enjoying quiet moments, this property adapts effortlessly to your lifestyle. Inside, the great room impresses with soaring two-storey windows and a cozy fireplace that anchors the home with warmth and elegance. The kitchen is both functional and striking, showcasing exotic granite, Sub-Zero refrigeration, and Viking induction and convection cooking, ideal for everyday living and elevated entertaining. The primary suite is a private retreat with a walk-in closet and spa-inspired ensuite complete with heated floors, onyx counters, and a fully tiled steam shower. A standout feature is the separate, above-grade 2-bedroom in-law suite offering comfort and independence for extended family or guests. In addition, a third kitchen, office, and sunroom with private entrance create an ideal home-based business setup, allowing you to work seamlessly without impacting your personal living space. Outdoor living is equally impressive with an expansive deck, pergola, and retractable screens, perfect for summer evenings and effortless entertaining. Located just minutes to Hwy 404, GO Station, and the amenities of Newmarket, this estate offers the perfect balance of peaceful country living with convenient urban access. Complete with a 3-car garage and ample parking, this is a rare opportunity to own a property where lifestyle, flexibility, and opportunity come together.

Property Details

StatusActive
Property TypeSingle Family Home
Listing TypeFor Sale
Interior Size3,500 sq ft
Bedrooms6
Bathrooms4
Postal CodeL0G 1M0
Last UpdatedAug 8, 2026 · 9:41 p.m.

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Features & Amenities

  • View
  • Fireplace
  • Air Conditioning
  • Basement

TRREB MLS® Attribution

MLS® N12903242

Listed by RE/MAX HALLMARK CHAY REALTY

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. The trademarks REALTOR®, REALTORS® and the REALTOR® logo are controlled by CREA and identify real estate professionals who are members of CREA. Listing data provided by the Toronto Regional Real Estate Board (TRREB). The information contained herein is from sources believed to be reliable but is not guaranteed. Information deemed reliable but not guaranteed accurate by TRREB or Team Filipe / RE/MAX.

$2,999,000

asking price

MLS®N12903242
TypeSingle Family Home
CityEast Gwillimbury
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Team Filipe · RE/MAX · (647) 210-6070

Mortgage Estimate

Est. Monthly Payment

$14,645

/month · $2,399,200 mortgage

Down Payment20% — $599,800
Interest Rate5.5%

Amortization

Total Interest

$1,994,154

Total Cost

$4,393,354

Estimate only. Based on Canadian semi-annual compounding, 25-yr amortization at 5.5%.

Full Mortgage Calculator →

Listed By

RE/MAX HALLMARK CHAY REALTY