166 Arnold Avenue photo 1
A.I. EDITED

166 Arnold Avenue

Crestwood-Springfarm-Yorkhill / Vaughan, ON L4J 1B7

ActiveFor Sale
6 Beds
9 Baths
5,000 Sq Ft
Single Family Home

About This Property

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.

Property Details

StatusActive
Property TypeSingle Family Home
Listing TypeFor Sale
Interior Size5,000 sq ft
Bedrooms6
Bathrooms9
Postal CodeL4J 1B7
Last UpdatedSep 14, 2026 · 10:07 a.m.

Sign in for full listing history and the exact list date.

Features & Amenities

  • View
  • Fireplace
  • Air Conditioning
  • Basement

TRREB MLS® Attribution

MLS® N13659804

Listed by RE/MAX REALTRON REALTY INC.

The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA. The trademarks REALTOR®, REALTORS® and the REALTOR® logo are controlled by CREA and identify real estate professionals who are members of CREA. Listing data provided by the Toronto Regional Real Estate Board (TRREB). The information contained herein is from sources believed to be reliable but is not guaranteed. Information deemed reliable but not guaranteed accurate by TRREB or Team Filipe / RE/MAX.

$3,998,000

asking price

MLS®N13659804
TypeSingle Family Home
CityVaughan
← Back to Search

Team Filipe · RE/MAX · (647) 210-6070

Mortgage Estimate

Est. Monthly Payment

$19,523

/month · $3,198,400 mortgage

Down Payment20% — $799,600
Interest Rate5.5%

Amortization

Total Interest

$2,658,428

Total Cost

$5,856,828

Estimate only. Based on Canadian semi-annual compounding, 25-yr amortization at 5.5%.

Full Mortgage Calculator →

Listed By

RE/MAX REALTRON REALTY INC.