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455 William Street Niagara-on-the-Lake ON

📍 Niagara-on-the-Lake, Ontario L0S 1J0

$6,300,000

Active
5BEDS
5BATHS
11PARKING
1KITCHENS
180×424.78LOT (FT)

📋 Listing Highlights

StatusActive
MLS®X13240938
ListedJun 4, 2026
Days on Market—
Property TypeResidential Freehold
StyleDetached
Cross StreetOFF OF MISSISSAUGA STREET AT THE END OF WILLIAM STREET NEXT TO CIRCLE STREET
PossessionTBD

📝 Listing Description

Experience Refined Living In This Exquisite Estate Nestled In The Heart Of Historic Niagara On-The-Lake. Set On Nearly Three Acres Of Lush, Wooded Grounds, This Custom-Built Home Embraces A Modern French Country Aesthetic And Offers Unparalleled Privacy Just Moments From The Lake. Stroll To Nearby Boutiques, Acclaimed Restaurants, Theatres, And Golf Courses, And Enjoy The Vibrant Lifestyle That Makes This Community So Sought-After. Step Through An Impressive Stone Entryway Into A Grand Foyer Illuminated By Sparkling Crystal Chandeliers, Immediately Setting A Tone Of Sophistication. The Formal Living Room Invites Cozy Gatherings Around A Beautiful Cast Stone Gas Fireplace, While The Expansive Great Room Captivates With Vaulted Ceilings, Exposed Beams, And Abundant Natural Light Streaming Through Oversized Windows. A Charming Sunroom Offers A Peaceful Sanctuary For Morning Coffee, And The Upper Deck Complete With A Gas Fireplace Creates A Perfect Backdrop For Intimate Evenings Under The Stars. The Gourmet Kitchen Is Designed To Inspire Culinary Creativity, Featuring Granite Countertops, Premium Appliances Including A Sub-Zero Refrigerator And Wolf Induction Cooktop, And A Generous Walk-In Pantry. The Main-Level Primary Suite Provides A Serene Retreat With Spacious Walk-In Closets And A Spa-Inspired Ensuite Adorned With Luxurious Finishes. The Lower Level Reveals An Entertainers Paradise With A Family Lounge, Direct Access To A Pool Deck, Sauna, Hot Tub, And A Temperature-Controlled Wine Cellar. Four Additional Ensuite Bedrooms Ensure Comfort And Privacy For Family And Guests Alike. Impeccably Landscaped Gardens Surround The Estate, Offering A Stunning Outdoor Setting Ideal For Entertaining Or Quiet Relaxation. This Extraordinary Home Seamlessly Blends Timeless Elegance With Modern Comforts, Making It Truly One Of A Kind In Niagara-On-The-Lake

🏠 Property Details

Property TypeResidential Freehold
StyleDetached
Bedrooms5
Bathrooms5
Kitchens1

📐 Lot & Land

Lot Width180 ft
Lot Depth424.78 ft
Cross StreetOFF OF MISSISSAUGA STREET AT THE END OF WILLIAM STREET NEXT TO CIRCLE STREET

🔧 Building & Utilities

Heat SourceGas
HeatingForced Air
CoolingCentral Air
BasementFinished with Walk-Out
GarageAttached
Garage Spaces3
Parking11
ConstructionBrick, Stone
RoofAsphalt Shingle

💰 Financial

List Price$6,300,000
Annual Taxes$13,099.18 (2025)
PossessionTBD

🧮 Mortgage Calculator

$1,260,000
Est. Monthly Payment
$30,950/mo
Principal: $5,040,000 · P+I only
Does not include taxes, insurance or CMHC

📍 Location

Listing provided by CV Real EstateData via PropTx MLS® / TRREB. Information deemed reliable but not guaranteed.MLS® #X13240938 · Last updated: Jul 14, 2026

Information deemed reliable but not guaranteed. © TRREB / PropTx. MLS® is a trademark of CREA. This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate.