A rare opportunity to own a distinguished estate on prestigious Arnold Avenue in the heart of Prime Old Thornhill. Set on an exceptional 100 x 160 ft lot, this stately stone-front two-storey residence offers 5 spacious bedrooms, 9 washrooms, soaring ceilings, and an abundance of natural light. Multiple skylights enhance the bright, elegant interior, while expansive principal rooms are designed for refined family living and grand entertaining. A 3-car garage, circular interlocked driveway, and secondary service entrance add exceptional functionality. The private, sun-filled backyard creates a serene setting with outstanding privacy. Nestled on one of Thornhill's most prestigious streets, this remarkable estate offers timeless elegance in an unrivalled location.
Address
166 Arnold Avenue
List Price
$3,998,000
MLS® Status
New
Property Type
Residential Freehold
Type of Dwelling
Detached
Style of Home
2-Storey
Transaction Type
Sale
Area
Vaughan
Sub-Area
Crestwood-Springfarm-Yorkhill
Region
York
Bedrooms
5 + 1
Bedrooms (Total)
6
Rooms Above Grade
12
Rooms (Total)
12
Bathrooms
9
Floor Area
5000 + Sq. Ft.
Lot Depth
159.74
Lot Size Units
Feet
Lot Width
100.36
Parcel Number
032570921
Occupant Type
Tenant
Cross Street
YONGE/ CLARK/ BATHURST
MLS® Number
N13659804
Listing Brokerage
RE/MAX REALTRON REALTY INC.
Basement Area
Finished, Finished with Walk-Out
Postal Code
L4J 1B7
Posession Details
OCTOBER 2026
Parking Places (Total)
11
Parking Spaces
8
Tax Amount
$20,149.00
Tax Year
2025
Interior Features
Central Vacuum
Central Vacuum
Yes
Family Room
Yes
Ensuite Laundry
No
Special Designation
Unknown
Standard Status
Active
Board Or Association
Toronto Regional Real Estate Board
Heating
Yes
Heat Source
Gas
Heat Type
Forced Air
Cooling
Yes
Cooling Features
Central Air
Construction Materials
Stone
Direction Faces
North
Fireplace
Yes
Foundation Details
Poured Concrete
Garage
Yes
Garage Type
Attached
Attached Garage
Yes
Covered Spaces
3
Kitchens Total
1
Kitchens Above Grade
1
Pool Features
None
Roof
Asphalt Shingle
Tax Legal Description
PT LT 25 PL 3319 VAUGHAN PT 1, 65R23030; VAUGHAN
Waterfront
No
Sewer
Sewer
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Rooms
| Floor | Type | Dimensions | Features |
|---|---|---|---|
| Main | Living Room | 4.2 x 6.61 Meters | Bay Window, Hardwood Floor, Sunken Room |
| Main | Dining Room | 4.2 x 6.43 Meters | Glass Block Window, Hardwood Floor, Pot Lights |
| Main | Kitchen | 4.9 x 4.51 Meters | Breakfast Area, Granite Floor, Modern Kitchen |
| Main | Breakfast | 4.42 x 5.97 Meters | Granite Floor |
| Main | Library | 4.05 x 4.88 Meters | French Doors, Hardwood Floor |
| Main | Family Room | 5.76 x 6.04 Meters | Hardwood Floor, Marble Fireplace, Walk-Out |
| Second | Primary Bedroom | 5.7 x 4.6 Meters | 6 Pc Ensuite, Hardwood Floor, Walk-In Closet(s) |
| Second | Bedroom 2 | 4.2 x 4.42 Meters | 4 Pc Ensuite, Hardwood Floor, W/O To Sundeck |
| Second | Bedroom 3 | 6.37 x 6.03 Meters | 4 Pc Ensuite, Hardwood Floor, Walk-In Closet(s) |
| Basement | Recreation | 6.09 x 6.09 | Laminate, Sauna |
| Basement | Kitchen | Laminate | |
| Basement | Bedroom | Laminate |