166 Arnold Avenue
166 Arnold Avenue
$3,998,000
$800/sq ft · 1 days on market
About This Listing
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.
| Monthly Mortgage (P&I) | $17,419 |
| Property Tax (MLS) | $1,679 |
| Maintenance Fees | $0 |
| Total Monthly Cost | $19,098 |
Down payment: $799,600 (20.0%) · Mortgage: $3,198,400
Property tax uses MLS annual tax of $20,149/yr. Uses the standard Canadian semi-annual compounding convention. Estimates only—not a pre-approval or offer of credit. Actual rates and eligibility may vary. Provincial sales tax on mortgage insurance, when applicable, is not included. Consult a mortgage professional for accurate figures.
Property Details
Listing provided by RE/MAX REALTRON REALTY INC.
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Data last updated: August 23, 2026 at 06:25 a.m.