166 Arnold Avenue, Thornhill

166 Arnold Avenue
166 Arnold Avenue
166 Arnold Avenue
+46
5+1
 bed
9
 bath
11
 parking
5000 - 65535
 sqft
Detached
$3,799,000
For Sale
19 days
 on site
$3,799,000
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Size
-
Lot size
16031 sqft
Street frontage
-
Possession
Immediate
Price per sqft
$58 - $760
Taxes
$20,149 (2025)
Parking Type
-
Style
2-Storey
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Description
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.
Broker: RE/MAX REALTRON REALTY INC.
MLS®#: N14108462
Property details
Parking:
11
Parking type:
-
Property type:
Detached
Heating type:
Forced Air
Style:
2-Storey
MLS Size:
5000-65535 sqft
Lot front:
100 Ft
Lot depth:
159 Ft
Listed on:
Oct 22, 2026
Show all details
Rooms
LevelNameSizeFeatures
Main
Library
13.3 x 16.0 ft
Main
Kitchen
16.1 x 14.8 ft
Second
Primary Bedroom
18.7 x 15.1 ft
Show all
Instant estimate:
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$560,328
higher than listed price
i
High
$4,555,185
Mid
$4,359,328
Low
$4,160,295
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About 166 Arnold Avenue

166 Arnold Avenue is a Thornhill detached house for sale. 166 Arnold Avenue has an asking price of $3799000, and has been on the market since October 2026. This 5000-65535 sqft detached house has 5+1 beds and 9 bathrooms. 166 Arnold Avenue resides in the Thornhill Crestwood-Yorkhill neighbourhood, and nearby areas include Uplands, Brownridge, Thornhill and Beverley Glen.

166 Arnold Ave, Vaughan is a 4-minute walk from Second Cup for that morning caffeine fix and if you're not in the mood to cook, My Zaidys Pizza, Golden Chopsticks and Dr Laffa are near this detached house. For groceries there is Sobeys which is a 4-minute walk.

For those residents of 166 Arnold Ave, Vaughan without a car, you can get around rather easily. The closest transit stop is a Bus Stop (Atkinson Ave / Rodeo Dr) and is not far connecting you to Vaughan's public transit service. It also has route Bathurst North nearby.