4235 17th Side Road, King, ON L7B 1K4
King
Welcome to an extraordinary estate tucked away behind welcoming stone pillars and a winding forested driveway! This is a work of art designed by the legendary Grant Whatmough and Gardiner Cowan, with distinctive Frank Lloyd Wright style of Architecture. This iconic Mid-Century Modern residence is gracefully integrated into 32 acres of majestic land, where nature and architecture exist in perfect harmony. From the moment you approach the stunning entry door, you're drawn into a world of timeless design and serene beauty. With over $2 million in recent renovations across the main home and accessory buildings, this exceptional estate beautifully preserves its original character and soul. Floor-to-ceiling windows seamlessly bring the outdoors in, while stunning stone fireplaces both inside and out, original stone walls, and impressive wood beams throughout create a timeless and refined atmosphere. Spanning approximately 5,000 sq ft, the main residence features 6 bedrooms, 7 bathrooms, an office, a meditation room, and a separate nanny suite. Multiple terraces and decks surround the home, offering breathtaking views of the land, and a tranquil lake creating the feel of a private luxury retreat. This property features a rare second home- fully renovated and approximately 3,500 sq ft-offering 3 bedrooms, 4 bathrooms, and a massive loft space! This second home is ideal for an extended family! There is an additional Yoga studio with an outdoor shower! a Detached garage/ workshop, a charming cedar Cabin with Sauna and Cold plunge, a Covered cabana for entertaining or relaxing on the property. This is a once-in-a-lifetime opportunity to own an architecturally significant estate in the prestigious King Township. With unmatched privacy, lush surroundings, and two beautifully appointed homes, this property is truly a timeless work of art. Don't Miss it!
Estimate only - excludes property tax, condo fees, utilities and home insurance. Rates vary by lender and term; based on semi-annual compounding.
Walkability, transit, and bike-friendliness for 4235 17th Side Road, King, ON L7B 1K4
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MLS# N12837050
Listed by RE/MAX HALLMARK YORK GROUP REALTY LTD.
On market since Mar 3, 2026






What comparable homes actually sold for in the last 12 months.
4235 17th Side Road, King, ON L7B 1K4 is listed for $7,990,000 CAD.
4235 17th Side Road, King, ON L7B 1K4 has 10 bedrooms and 14 bathrooms.
4235 17th Side Road, King, ON L7B 1K4 is a Detached.
4235 17th Side Road, King, ON L7B 1K4 is in King, Ontario.
4235 17th Side Road, King, ON L7B 1K4 is currently for sale.
Contact Alex Morgan at +16471112222 to arrange a private showing of 4235 17th Side Road, King, ON L7B 1K4 (MLS# N12837050). You can also send a message through the contact form on this site.