King, ON
4235 17th Side Road
$7,990,000
Data last updated Nov 1, 2026, 6:10 p.m. ET. By using this site you agree to our Terms of Use.



Property facts
- Price
- $7,990,000
- Type
- Detached
- Bedrooms
- 6
- Bathrooms
- 14
- MLS®
- N14135884
- Status
- active
- Brokerage
- RE/MAX HALLMARK YORK GROUP REALTY LTD.
About this home
Welcome to an extraordinary estate on 32 acres of majestic land, 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 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!
Location
More details
- Property tax
- $24,541 (2025)
- Days on market
- 2
- Style
- Other
- Lot
- 1079.59 × 1961.65 Feet
- Parking
- 12 spaces · 2 garage · Attached
- Basement
- Finished, Finished with Walk-Out
- Heating
- Forced Air
- Air conditioning
- Central Air
- Neighbourhood
- Rural King
- Major intersection
- Western Rd and 17th Sideroad
Rooms
| Room | Level | Size (m) | Features |
|---|---|---|---|
| Bedroom | Lower | 3.47 × 3.2 | hardwood floor, window |
| Bedroom 2 | Upper | 4.98 × 3.61 | hardwood floor, 3 pc ensuite, w/o to terrace |
| Bedroom 3 | Upper | 4.98 × 3.61 | hardwood floor, 3 pc ensuite, window floor to ceiling |
| Bedroom | Lower | 4.3 × 3.9 | hardwood floor, 4 pc ensuite, walk-in closet(s) |
| Family Room | Upper | 7.37 × 4.7 | beamed ceilings, stone fireplace, window floor to ceiling |
| Bedroom | Lower | 4.25 × 3.4 | hardwood floor, closet, window |
| Bedroom 4 | Main | 4.98 × 3.43 | hardwood floor, 3 pc bath, w/o to terrace |
| Dining Room | Upper | 9.55 × 6.96 | beamed ceilings, combined w/living |
| Primary Bedroom | Lower | 7.09 × 4.93 | hardwood floor, 3 pc ensuite, w/o to garden |
| Living Room | Main | 6.8 × 5.8 | hardwood floor, renovated, w/o to deck |
| Sitting | Lower | 5.13 × 4.7 | hardwood floor, window floor to ceiling, overlook water |
| Kitchen | Upper | 6.4 × 4.88 | beamed ceilings, renovated, centre island |
| Office | Main | 4.34 × 2.67 | hardwood floor, glass doors, window floor to ceiling |
| Bedroom | Lower | 3.47 × 3.43 | hardwood floor, 3 pc ensuite, renovated |
| Kitchen | Main | 7.02 × 7.01 | hardwood floor, 4 pc ensuite, walk-in closet(s) |
| Living Room | Upper | 9.55 × 6.96 | beamed ceilings, stone fireplace, window floor to ceiling |
| Bedroom 5 | Main | 3.58 × 3.45 | hardwood floor, beamed ceilings, w/o to terrace |
Details from PropTx (TRREB MLS®) via Repliers. Information deemed reliable but not guaranteed.
About King
King Township is in York Region. Its three main villages are King City, Nobleton and Schomberg.
King market, September 2026
- Median sold price
- $1,755,000
- Avg. days on market
- 52
- Sale-to-list
- 94.2%
16 residential sales. Source: TRREB MLS® data via PropTx. Aggregates only.
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