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166 Arnold Avenue

Crestwood-Springfarm-Yorkhill, Vaughan, L4J 1B7

$3,998,000

Photo 1 of 2Photo 2 of 2
  • 5+1 bedrooms
  • 9 bathrooms
  • 11 parking
  • 5000 + sq ft

Listed 71 days ago · MLS® N13659804

About this home

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.

Details

Type
Detached
Style
2-Storey
Size
5000 + sq ft
Lot
100.36 × 159.74 ft
Basement
Finished, Finished with Walk-Out
Garage
Attached
Kitchens
1
Property tax
$20,149 (2025)
Neighbourhood
Crestwood-Springfarm-Yorkhill
Municipality
Vaughan
Price per sq ft
~$800 (13% above detached houses in Crestwood-Springfarm-Yorkhill, $705)

Interior

Bedrooms
5 above ground + 1 below
Bathrooms
1 × 6-piece, 5 × 4-piece, 2 × 3-piece, 1 × 2-piece
Rooms
12 above ground
Family room or den
Yes
Fireplace
Yes
Features
Central Vacuum

Heating, cooling and services

Heating
Forced Air, Gas
Air conditioning
Central Air
Water and sewer
Sewer

Building and exterior

Style
2-Storey
Exterior
Stone
Roof
Asphalt Shingle
Foundation
Poured Concrete
Faces
North

Parking

Garage spaces
3
Total parking
11

Lot

Size
100.36 × 159.74 ft

More

Possession
OCTOBER 2026
Cross street
YONGE/ CLARK/ BATHURST

Rooms

RoomLevelSizeFeatures
Living RoomMain4.2 × 6.61 m (13'9" × 21'8")Hardwood Floor, Bay Window, Sunken Room
Dining RoomMain4.2 × 6.43 m (13'9" × 21'1")Hardwood Floor, Glass Block Window, Pot Lights
KitchenMain4.9 × 4.51 m (16'1" × 14'10")Granite Floor, Modern Kitchen, Breakfast Area
BreakfastMain4.42 × 5.97 m (14'6" × 19'7")Granite Floor
LibraryMain4.05 × 4.88 m (13'3" × 16')Hardwood Floor, French Doors
Family RoomMain5.76 × 6.04 m (18'11" × 19'10")Hardwood Floor, Walk-Out, Marble Fireplace
Primary BedroomSecond5.7 × 4.6 m (18'8" × 15'1")Hardwood Floor, 6 Pc Ensuite, Walk-In Closet(s)
Bedroom 2Second4.2 × 4.42 m (13'9" × 14'6")Hardwood Floor, 4 Pc Ensuite, W/O To Sundeck
Bedroom 3Second6.37 × 6.03 m (20'11" × 19'9")Hardwood Floor, 4 Pc Ensuite, Walk-In Closet(s)
RecreationBasement6.09 × 6.09 m (20' × 20')Laminate, Sauna
KitchenBasementLaminate
BedroomBasementLaminate

History of this address

5 earlier listings at this address, with sold and leased prices. Create a free account or sign in to see them.

Location

Location is approximate. See nearby homes on the map

Recent sales nearby

See what similar homes within 1 km sold for in the last year. Create a free account or sign in to see them.

The neighbourhood

Getting around Somewhat walkable

  • 🚆 Langstaff GO3.6 km

Within a 10-minute walk: 1 grocery store, 4 cafés and restaurants, 9 parks, 1 pharmacy. Nearest grocery: Sobeys (400 m). Nearest park: Hefhill Park (150 m).

Schools nearby

Elementary

  • Yorkhill Elementary School
    EQAO: Gr 6 reading 100%, math 43%    8 min walk
  • Blessed Scalabrini Catholic Elementary School Catholic
    EQAO: Gr 6 reading 95%, math 65%    15 min walk
  • Thornhill Public School18 min walk
  • Rosedale Heights Public School
    EQAO: Gr 6 reading 86%, math 60%    1.2 km

Secondary

  • St. Elizabeth Catholic High School Catholic
    EQAO: Gr 9 math 59%, literacy test 92%    1.5 km
  • Westmount Collegiate Institute
    EQAO: Gr 9 math 72%, literacy test 90%    1.6 km
  • Thornhill Secondary School
    EQAO: Gr 9 math 68%, literacy test 88%    1.7 km

EQAO: share of students meeting the provincial standard (2024–25). Ontario average: Gr 6 reading 86%, math 51%; Gr 9 math 55%; literacy test 83%.

Closest schools, not school zones. Check which school serves this address with the school board before relying on it.

Who lives here postal area L4J

Owners / renters
85% / 15%
Median household income
$115,000
Average age
44
Children under 15
15%
Homes
56% detached, 26% high-rise
Commute by transit
10%
Population
75,120

Languages spoken most at home besides English: Russian 8.2%, Mandarin 4.1%, Korean 3%, Iranian Persian 2.6%.

Flood and conservation No mapped hazard

Not inside a mapped flood plain or regulated area.

Screening maps only. Ask the conservation authority for a property inquiry before relying on this.

Safety

Crime Severity Index for York Region police: 50 vs 57 for Ontario (2025).

Police-reported figures for the whole police service area, not this street. Rates use the area’s resident population.

Distances are approximate. Places © OpenStreetMap contributors. Neighbourhood figures: Statistics Canada, 2021 Census. School results: EQAO via Ontario Data Catalogue (Open Government Licence – Ontario). Crime Severity Index: Statistics Canada.

Living here

Commute

To Union Station (downtown Toronto): 19 km. Transit times · Driving times

Noise Nothing major nearby

No highway within 500 m, rail line within 300 m, or airport flight path nearby.

Distances from the map, not noise measurements. Visit at rush hour to judge for yourself.

Internet High-speed

50/10 Mbps or faster available here by cable, fibre or DSL (the federal high-speed target).

From the federal broadband map. Check exact speeds and providers for the address.

Roads, rail, airports and planned stations © OpenStreetMap contributors. Internet: Innovation, Science and Economic Development Canada, National Broadband Data.

Listed by RE/MAX REALTRON REALTY INC..

Listing information provided by PropTx Innovations Inc. and TRREB; deemed reliable but not guaranteed accurate by PropTx.

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