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Murat Sahiner, Broker | Home6 Team at RE/MAX Realtron Realty Inc., Brokerage | 88 Konrad Crescent, Markham, ON L3R 8T7

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455 William Street Niagara-on-the-Lake
For SaleNiagara-on-the-Lake

455 William Street Niagara-on-the-Lake, Detached for Sale

MLS® X13768732

Niagara-on-the-Lake, ON

58 days on market
$5,499,000
Show on Map
Show on Map
5Beds
5Baths
N/ASqft
11Parking
Detached

Overview· 455 William Street Niagara-on-the-Lake

MLS® #X13768732

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

Inclusions

All existing Appliances, Mechanical Equipment & Pool Equipment

Exclusions

Personal Items, Art, Furniture

Broker

CV Real Estate

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Walk Score®34Car-DependentCar-Dependent
Transit Score®0No Nearby TransitNo Nearby Transit
Bike Score®—Not rated for cyclingNot rated for cycling
Schools131 school within 1.5 km1 school within 1.5 km
Parks10013 parks within 1 km13 parks within 1 km
Convenience759 groceries, cafes and pharmacies within 1 km9 groceries, cafes and pharmacies within 1 km
Safety—Crime data covers Toronto onlyCrime data covers Toronto only

Highlights & Amenities· 455 William Street Niagara-on-the-Lake

Source: MLS® listing data
455 William Street Niagara-on-the-Lake

Detached

455 William Street Niagara-on-the-Lake

Niagara-on-the-Lake

Type

Detached

Basement

Finished with Walk-Out

Parking

Attached (11)

Property Tax

~$13,099/yr

Heating

Forced Air

Buying Essentials

Facing Direction

South

Parking

Attached (11)

Finances

List Price

$5,499,000

Property Tax

~$13,099/yr

Property Specs

Property Type

Detached

Basement

Finished with Walk-Out

Living & Amenities

Heating Type

Forced Air

Features

Auto Garage Door Remote · Built-In Oven · ERV/HRV · In-Law Suite · Primary Bedroom - Main Floor

Policies & Utilities

Neighbourhood

Niagara-on-the-Lake

Listed On

Sep 10, 2026

Golf

Greenbelt/Conservation

Lake/Pond

Ravine

Wooded/Treed

Price & Listing History

Days on Market

Current: 58 days

0306090120+

Rooms

Kitchen(Main)

Hardwood Floor

19.8 x 17.8

353 sqft

Dining Room(Main)

18.7 x 13.5

252 sqft

Living Room(Main)

21.8 x 17.7

384 sqft

Sunroom(Main)

17.7 x 13.7

243 sqft

Family Room(Main)

15.4 x 13.7

212 sqft

Other(Main)

19.8 x 17.8

354 sqft

Laundry(Main)

12.4 x 7.8

97 sqft

Primary Bedroom(Main)

19.8 x 17.8

354 sqft

Recreation(Lower)

29.7 x 16.8

499 sqft

Bedroom 2(Lower)

19.3 x 13.7

264 sqft

Bedroom 3(Lower)

13.7 x 13.7

188 sqft

Bedroom 4(Lower)

16.2 x 13.2

213 sqft

Bedroom 5(Lower)

14.6 x 13.8

202 sqft

Other(Lower)

14.6 x 9.7

142 sqft

Other(Lower)

8.9 x 7.6

68 sqft

Other(Lower)

15.9 x 10.0

159 sqft

Utility Room(Lower)

15.5 x 5.1

79 sqft

RoomsDimensionsFeaturesSqft
Kitchen(Main)19.8 x 17.8Hardwood Floor353
Dining Room(Main)18.7 x 13.5—252
Living Room(Main)21.8 x 17.7—384
Sunroom(Main)17.7 x 13.7—243
Family Room(Main)15.4 x 13.7—212
Other(Main)19.8 x 17.8—354
Laundry(Main)12.4 x 7.8—97
Primary Bedroom(Main)19.8 x 17.8—354
Recreation(Lower)29.7 x 16.8—499
Bedroom 2(Lower)19.3 x 13.7—264
Bedroom 3(Lower)13.7 x 13.7—188
Bedroom 4(Lower)16.2 x 13.2—213
Bedroom 5(Lower)14.6 x 13.8—202
Other(Lower)14.6 x 9.7—142
Other(Lower)8.9 x 7.6—68
Other(Lower)15.9 x 10.0—159
Utility Room(Lower)15.5 x 5.1—79

Rooms

17

Listed Room Area

4,063 sqft

Source

Estimated from MLS room dimensions

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Mortgage Calculator

Mortgage Summary

Mortgage Payment$22,118/mo
Property Tax$1,092/mo
Total Monthly$23,210

Monthly Cash Flow (investors)

$
Net Cash FlowN/A

Closing Costs

Estimated closing costs$0
Cash required incl. down payment$0