DAVIDS&DELAAT
455 William Street Unit + Lot4/5
+43 more

$8,089,000

For SaleNew

455 William Street Unit + Lot4/5, Niagara-on-the-Lake, ON, L0S 1J0

Listed April 4, 2026

5Bedrooms
5Bathrooms
3,000Sq. Ft.

About this property

Presenting a stunning estate in historic Niagara-on-the-Lake, this custom home plus lots 4 & 5 at the front of the property features a modern French Country style of private, wooded landscape. Offering ultimate privacy, the property is steps from the lake and a short walk to charming shops, restaurants, theaters, and golf courses, providing a vibrant lifestyle. Enter through an elegant stone entrance into a foyer adorned with crystal chandeliers, setting a luxurious tone. The formal living room boasts a cozy cast stone gas fireplace, creating an inviting space for entertaining. The expansive great room features a vaulted ceiling with exposed beams and large windows that fill the space with natural light. A delightful sunroom provides a serene retreat for morning coffee, while the upper deck has a gas fireplace for cozy evenings outdoors. The gourmet kitchen is a chef's dream, complete with granite countertops, a Sub-Zero refrigerator, Wolf induction cooktop, and a spacious walk-in pantry for ample storage. The main-level primary suite features walk-in closets and a luxurious ensuite with elegant finishes. Descend to the lower level, where you'll find a family entertainment area, a pool deck, sauna, hot tub, wine cellar, and four additional ensuite bedrooms, ensuring plenty of space for family and guests. Beautifully landscaped grounds create an ideal setting for outdoor entertaining and relaxation, making this extraordinary home a perfect blend of luxury &comfort. Truly no other estate like this one.

Features

ViewFireplaceAir ConditioningBasement

Property Details

Listing

MLS® NumberX12957686
StatusFor Sale
ListedApril 4, 2026
Listing TypeFor Sale
Listing OfficeCV Real Estate

Property

Property TypeSingle Family Home
Interior Size3,000 ft²
Bedrooms5
Bathrooms5

Location

CityNiagara-on-the-Lake
ProvinceON
Postal CodeL0S 1J0

Taxes & Financials

Asking Price$8,089,000

Location & Walkability

455 William Street Unit + Lot4/5, Niagara-on-the-Lake, ON

Map data © GoogleOpen in Google Maps ↗

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Last Updated: April 4, 2026

Listing Office: CV Real Estate

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