$2,999,000
6 days on market
Magnificent custom-built residence on a premium west-facing ravine lot in the prestigious Mackenzie Ridge - Ambassador Hills Estates enclave, offering over 6,000 sq ft of total finished living space across three levels plus a fully appointed cabana. This 5+2 bedroom, 7-bathroom estate features soaring 12' ceilings on the main floor, a grand two-storey foyer with curved oak staircase, and walls of arched windows framing ravine and sunset views. The chef's kitchen is outfitted with an oversized centre island, premium built-in appliances, double wall ovens, full-height marble backsplash, and a dedicated coffee bar, flowing seamlessly into a sun-filled great room and walkout deck. The main floor also includes a dedicated home office, formal dining, secondary office or a bedroom, and access to a 3-car garage. Upstairs, the primary suite offers a sitting area, gas fireplace, walk-in closet, and 6-piece ensuite, complemented by additional generously sized bedrooms. The fully finished walkout lower level features a self-contained 2-bedroom, 1-bath apartment with full kitchen and private entrance, ideal for in-laws or income, plus a dedicated home gym and bonus office space. Resort level grounds include a heated inground pool (new heater 2024), expansive stone patio, sport court, and a 450 sq ft cabana with a kitchen and gas fireplace. Recent upgrades include two furnaces (2023), two A/C units (2023), and pool heater (2024). Close to top-ranked private and public schools, Maple Downs and Eagles Nest Golf Clubs, Highway 400, and the Oak Ridges Moraine trails. A rare opportunity to own one of the area's finest estates.
Listing provided by RE/MAX NOBLECORP REAL ESTATE
Based on information from the Toronto Regional Real Estate Board (TRREB). All information deemed reliable but not guaranteed and should be independently verified. The accuracy of information is not guaranteed, has not been verified, and does not constitute professional advice.
IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than identifying prospective properties consumers may be interested in purchasing or renting.
Sold and leased listing data is provided under the Virtual Office Website (VOW) data feed and is available only to registered users who have agreed to the Terms of Use. This data is for personal, non-commercial use only and may not be copied, redistributed, or retransmitted.
MLS®, REALTOR®, and the associated logos are certification marks owned by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA.
This listing content is not intended to solicit properties already listed for sale or individuals who are currently under contract with a brokerage.
Data last updated: May 12, 2026 at 12:07 a.m.
170 Athabasca Drive
Closest publicly funded schools within 5 km, ranked by EQAO standardized test scores
Top 25% of Ontario elementary schools
R = Reading · W = Writing · M = Math · arrows show 3-year change
Top 50% of Ontario elementary schools
Top 25% of Ontario elementary schools
Top 25% of Ontario secondary schools
Arrows show 3-year change
EQAO score is the average of available reading, writing & math results, 0–100 · Source: Ontario Ministry of Education
R = Reading · W = Writing · M = Math · arrows show 3-year change
R = Reading · W = Writing · M = Math · arrows show 3-year change
Arrows show 3-year change
Top 50% of Ontario secondary schools
Arrows show 3-year change