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For saleMLS® W13545442

1500 Watersedge Road, Mississauga, ON L5J 1A4

Clarkson · L5J 1A4

$11,888,850

$2,378 / sq ft

3 months on market

Bedrooms
5+1
Bathrooms
9
Interior
5,000 sf
Parking
14
Lot
94.8 × 169.36 ft

What's special

  • Built-in garage
  • Pool
  • Finished basement
  • 5 fireplaces
  • Bar fridge
  • Built-in oven
  • Central vacuum
  • Generator - partial

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About this property

Welcome To A Masterfully Designed Lakefront Estate, An Architectural Triumph Tucked Within The Prestigious Rattray Park Estates. Poised On Over Half An Acre Of Beautifully Landscaped Grounds, This Remarkable Riparian-Right Residence Offers Over 10,000 Square Feet Of Luxury Living Space. Featuring Five Plus One Bedrooms And Nine Bathrooms, The Home Is Perfectly Oriented To Capture Unparalleled Views Of Lake Ontario And The Iconic Toronto Skyline. A Private Elevator Provides Effortless Access Across All Levels, While A Car Lift Transports Your Prized Vehicles To A Custom Auto Showroom Below. Exceptional Convenience Is Built Into The Home With A Fully Heated Driveway, Heated Patios, And A Rare 15,000-Pound Marine Railway. The Experience Begins In The Grand Two-Storey Foyer, Crowned By A Stunning Barrel Skylight And A Three-Level Indoor Water Feature. The Main Level Unfolds With Rich Black Walnut Woodwork And A Striking Double-Sided Freshwater Aquarium Between The Living And Family Rooms. Designed For Both Grand Entertaining And Intimate Family Moments, The Open Flow Leads To A Gourmet Chef's Kitchen Complete With Granite Countertops, Premium Sub-Zero, Wolf, And Miele Appliances, And Seamless Access To Multiple Terraces Overlooking The Water. This Level Also Features A Formal Dining Room With A Gas Fireplace And An Executive Home Office With Custom Maple Built-Ins. Upstairs, The Resort-Style Primary Suite Serves As A Peaceful Retreat With A Private Terrace, Panoramic Lake Views, Dual Walk-In Closets, And A Lavish Five-Piece Ensuite With A Steam Shower. Each Additional Bedroom Offers Its Own Private Ensuite And Walk-In Closet. The Lower Level Boasts A Unique Entertainment Lounge, Home Theatre, Fitness Studio, Wine Cellar, And A Spa With A Sauna. Outdoors, A Lakeside Paradise Awaits With An Infinity-Edge Saltwater Pool, Hot Tub, Outdoor Kitchen, And A Fire Pit Extending To The Water's Edge.

Rooms

18 rooms. Dimensions as published by the listing brokerage.

Room dimensions and features
RoomLevelDimensionsFeatures
FoyerMain3.63 × 7.59 m11.9 × 24.9 ftSkylight · Closet · Stone Floor
Living RoomMain4.22 × 5.23 m13.8 × 17.2 ftB/I Fish Tank · Large Window · Hardwood Floor
Dining RoomMain5.03 × 6.28 m16.5 × 20.6 ftGas Fireplace · Formal Rm · Bow Window
KitchenMain5.80 × 5.27 m19.0 × 17.3 ftB/I Appliances · Centre Island · Eat-in Kitchen
BreakfastMain5.36 × 4.12 m17.6 × 13.5 ftW/O To Terrace · Large Window · Pot Lights
Family RoomMain8.72 × 5.49 m28.6 × 18.0 ftW/O To Terrace · Overlook Water · Gas Fireplace
OfficeMain4.50 × 5.73 m14.8 × 18.8 ft2 Pc Bath · Elevator · Overlook Water
LaundryMain2.00 × 2.98 m6.6 × 9.8 ft3 Pc Ensuite · W/O To Yard · Hardwood Floor
Primary BedroomUpper5.04 × 9.03 m16.5 × 29.6 ft5 Pc Ensuite · Overlook Water · W/O To Terrace
Bedroom 2Upper5.08 × 4.89 m16.7 × 16.0 ft3 Pc Ensuite · Walk-In Closet(s) · W/O To Terrace
Bedroom 3Upper5.05 × 4.88 m16.6 × 16.0 ft4 Pc Ensuite · Walk-In Closet(s) · W/O To Terrace
Bedroom 4Upper5.07 × 3.93 m16.6 × 12.9 ft3 Pc Ensuite · Walk-In Closet(s) · Hardwood Floor
Bedroom 5Upper4.99 × 4.46 m16.4 × 14.6 ft3 Pc Ensuite · Walk-In Closet(s) · Hardwood Floor
RecreationLower6.19 × 6.79 m20.3 × 22.3 ft5 Pc Bath · B/I Bar · Built-in Speakers
Exercise RoomLower4.90 × 4.29 m16.1 × 14.1 ftSliding Doors · Pot Lights · Built-in Speakers
Family RoomLower8.05 × 12.27 m26.4 × 40.3 ftGas Fireplace · B/I Bookcase · Pot Lights
BedroomLower3.56 × 4.36 m11.7 × 14.3 ft3 Pc Ensuite · Pot Lights · Built-in Speakers
OtherLower5.95 × 8.05 m19.5 × 26.4 ftBroadloom · Wet Bar · Pot Lights

Features

  • Bar Fridge
  • Built-In Oven
  • Central Vacuum
  • Generator - Partial
  • Guest Accommodations
  • Sauna
  • Steam Room

Property details

Property

Property type
detached
Bedrooms
5 + 1
Bathrooms
9
Interior size
5,000 sq ft
Lot size
94.8 × 169.36 ft
Possession
TBA

Interior

Basement
Finished, Full
Heating
Forced Air · Ground Source
Cooling
Other
Fireplaces
5
Exposure
South

Exterior & services

Construction
Stone
Garage
Built-In
Parking spaces
14
Pool
Inground
Sewer
Sewer

Costs

List price
$11,888,850
Property taxes
$66,308 / year (2026)
Price per sq ft
$2,378
Rental items
Please See Attached Features & Inclusions

Listing

MLS® number
W13545442
Status
For sale
Listed
July 9, 2026
Days on market
118
Last updated
October 6, 2026
Listing brokerage
RE/MAX REALTY ENTERPRISES INC.

Price & sale history

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Before you make an offer

What this home costs beyond the asking price, and how that price compares to what else is on the market.

How this price compares

This home is priced above most comparable listings — about 100% of comparable detached listings in Clarkson are asking less.

$1.24MMedian $2.00M$3.99M
This home
$2,378 / sq ft
Comparable median
$1,000 / sq ft

Based on 49 comparable active detached listings in Clarkson. These are asking prices, not sale prices.

Mortgage estimate

Down payment20.0% · minimum $2,377,770
$2,377,770
Interest rate5-year fixed, illustrative only
4.49%
Amortization
Principal & interest
$52,588.39
Property tax (est.)
$5,525.63
Estimated monthly
$58,114

Estimate only. Excludes CMHC insurance premiums, which apply below 20% down, and does not constitute a mortgage approval or an offer of credit.

Land transfer tax

Payable on closing, on top of the purchase price.

Ontario
$283,696
Total due on closing
$283,696

An estimate on the asking price of $11,888,850. Rates current as of September 2026; confirm the final figure with your real estate lawyer.

Listing courtesy of RE/MAX REALTY ENTERPRISES INC.. Listing data is provided in part by the Toronto Regional Real Estate Board (TRREB) and is deemed reliable but is not guaranteed accurate. Information is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties. Data is updated every 15 minutes.

$11,888,850

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