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858 WILLIAM Street
London North Middlesex N5Y 2S3

$1,999,900
Residential Freehold beds: 5+3 baths: 8.0

Main Photo: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 1: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 2: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 3: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 4: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 5: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 6: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 7: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 8: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 9: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 10: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 11: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 12: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 13: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 14: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 15: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 16: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 17: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 18: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 19: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 20: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 21: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 22: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 23: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 24: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 25: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 26: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 27: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 28: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 29: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 30: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 31: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 32: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 33: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 34: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 35: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
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Photo 37: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 38: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 39: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 40: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 41: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 42: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 43: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 44: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 45: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 46: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 47: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 48: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Photo 49: 858 WILLIAM Street in Middlesex: House for sale (London North)  : MLS®# X12288301
Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
X12288301
Bedrooms:
5+3
Bathrooms:
8
Discover an exquisite home in prestigious Old North, crafted with unparalleled materials and artistry. This masterpiece boasts 5000 square feet of thoughtful, custom-designed living, perfect for a single or multi-generational family. As you approach the property, the elegant stone and brick exterior hints at the exceptional quality within. The grand entrance welcomes you to sun-filled space, 10-foot ceilings and walls of windows creating an immediate sense of openness and light further enhanced by 4 skylights bathing the home in sunshine. The custom open-riser maple staircase, with maple-slat wall, opposite the gas fireplace set into a stone media wall speak to the craftsmanship and care put into every detail of this residence. The home features two connected but also distinct, complementary wings - a Main Wing and a Guest Wing - offering self-contained, separate entrances, luxurious living spaces with 2 gourmet kitchens, open-concept living room, family room and dining areas. Bask in 2 spa-inspired primary ensuites among 5 bedrooms, 6 baths, and 2 laundries on the ground and upper levels of the home. Two fully finished basements add 3 bedrooms, 2 baths, a Media room and a Gym (both versatile). Nestled on an expansive 350-foot deep lot, picture summer gatherings under the trees with your private park-like yard. The property features a large back deck with built-in gas and water hookups overlooking your own private 'estate' with a fire pit surrounded by massive stone seats ideal for entertaining and gatherings. A stunning 30-foot wide cedar-walled balcony, accessible from both wings. The super high ceiling, oversized garage with 2 EV charging outlets ensures modern convenience while the low maintenance metal roof guarantees durability. A luxurious, versatile home in one of London's most coveted neighborhoods. *Included: 2 sets of high-end appliances, 2 HVAC systems, 2 on-demand water heaters, 2 of 200amp panels, 2 sets of all meters. Photos virtually staged.
Under Contract:
None
Property Type:
Residential Freehold
Property Sub Type:
Detached
Home Style:
2-Storey
Approx. Age:
New
Total Approx Floor Area:
3500-5000
Lot Size:
<.50
Depth:
350'
Frontage:
33'7"
Lot Shape:
Rectangular
Topography:
Dry, Flat
Direction Faces:
East
Bedrooms:
5+3
Bathrooms:
8.0
Water supply:
Municipal
Kitchens:
2
Bedrooms Above Grade:
5
Bedrooms Below Grade:
3
Kitchens Above Grade:
2
Rooms Above Grade:
10
Rooms Below Grade:
5
Zoning:
R2-2
Heating type:
Forced Air
Heating Fuel:
Gas
Fireplaces:
1
Foundation:
Poured Concrete
Roof:
Metal
Basement:
Full, Finished
Fireplace Features:
Fireplace Insert, Living Room, Natural Gas
Fireplace/Stove:
Yes
Garage:
Built-In
Garage Spaces:
3.0
Other Structures:
Fence - Partial
Parking Features:
Available, Front Yard Parking, Inside Entry, Private Double
Parking Spaces:
4
Total Parking Spaces:
7.0
Family Room:
Yes
Possession Details:
FLEXIBLE
Pool:
None
Link:
No
HST Applicable To Sale Price:
Included In
Development Charges Paid:
Yes
Taxes:
$3,238.81 / 2025
Assessment:
$- / -
London North
Middlesex
Electric Car Charger
Auto Garage Door Remote, ERV/HRV, Guest Accommodations, In-Law Suite, On Demand Water Heater, Separate Heating Controls, Separate Hydro Meter, Sump Pump
Deck, Landscaped, Lighting, Patio, Privacy
Carbon Monoxide Detectors, Security System, Smoke Detector
2 Sets of High End Appliances include: 2 fridges, 2 gas stoves, 2 dishwashers,1 OTR microwave, 1 cabinet microwave, 2 washers, 2 dryers, 2 garage remotes, FP remote. Property has 2 complete HVAC systems and 2 on demand water heaters, all owned. 2 sets of each hydro, gas, water meters.
None
Brick, Stone
No
Garden
Floor
Type
Size
Other
Main
Living Room
28'7" × 13'5"
Floating Stairs, Gas Fireplace
Main
Dining Room
12'4" × 10'8"
Main
Kitchen
12'4" × 8'9"
Pantry, Centre Island, Access To Garage
Main
Family Room
26'8½" × 12'2"
Overlooks Backyard, W/O To Deck
Main
Kitchen
10'3" × 9'3"
Access To Garage, Quartz Counter, Stainless Steel Appl
Upper
Primary Bedroom
14'8" × 13'3"
Overlooks Frontyard, Walk-In Closet(s), Ensuite Bath
Upper
Bedroom 2
11'9¾" × 9'3"
Double Closet
Upper
Bedroom 3
13'1½" × 10'6"
Double Closet
Upper
Bedroom 4
11'6" × 11'1"
Large Closet
Upper
Primary Bedroom
12'1" × 11'2¼"
Overlooks Backyard, Walk-In Closet(s), Ensuite Bath
Lower
Media Room
21'7" × 16'10"
Large Window
Lower
Bedroom
12'10" × 8'6"
Double Closet
Lower
Bedroom
10' × 9'5"
Double Closet
Lower
Recreation
22'5" × 14'9½"
Large Window
Lower
Bedroom
11'4" × 9'9"
Double Closet
Lower
Utility Room
13'8" × 4'5½"
Sump Pump
Lower
Utility Room
18'2" × 4'9"
Sump Pump
UFFI:
No
Utilities Cable:
Available
Utilities Telephone:
Available
Utilities Gas:
Yes
Utilities Hydro:
Yes
Utilities Water:
Yes
Water Supply Types:
Lake/River, Water System
Sewers:
Yes
Special Designation:
Unknown
Sewers:
Sewer
Air Conditioning:
Central Air
Central Vacuum:
No
Seller Property Info Statement:
No
Laundry Level:
Upper Level
Date Listed:
Jul 16, 2025
Original Price:
$1,999,900
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Listed by CENTURY 21 FIRST CANADIAN CORP
Data was last updated July 31, 2025 at 04:15 AM (UTC)
Area Statistics
Listings on market:
411
Avg list price:
$874,500
Min list price:
$449,000
Max list price:
$3,599,000
Avg days on market:
42
Min days on market:
0
Max days on market:
681
These statistics are generated based on the current listing's property type and located in London North. Average values are derived using median calculations. This data is not produced by the MLS® system.
This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate of the type being offered via the website. The data relating to real estate on this website comes in part from the MLS® Reciprocity program of the PropTx MLS®. The data is deemed reliable but is not guaranteed to be accurate.