For Sale MLS® W14087150

1309 Gatehouse Drive

Clarkson · Mississauga · ON · L5H 1A6

On market 19 days

4 Beds
6 Baths
3,500–5,000 Sqft
12 Parking
Detached Type
100+ Age

About this property

Indoor poolFireplaceWalk-out basement2-car garageCentral air

A piece of Clarkson history, reimagined for modern living. Known historically as Bexhill House, this exceptional property has been thoughtfully transformed in 2025, combining the scale and character of an estate with sophisticated design and exceptional functionality. Set on .82 acres, the home stands watch over Rattray Marsh, Lake Ontario and the Toronto skyline, with most rear windows enlarged to maximize the extraordinary connection to the landscape and views. The brand-new kitchen is the heart of the home, featuring custom cabinetry, oversized island, Taj Mahal stone countertops, fully integrated appliances and a sunny breakfast room opening to the generous deck. The expansive great room features a wood-burning hearth, custom millwork and generous windows, while a formal dining room and main-floor office with private client entrance add versatility. Upstairs, every bedroom now enjoys its own ensuite, including a completely reimagined primary suite with fireplace, luxurious new bathroom and expansive custom his-and-hers closets. The show-stopping indoor pool is designed for year-round enjoyment, with floor-to-ceiling retractable doors opening completely to the backyard. A sauna, hot tub and rolling lawns create a private retreat-without ever having to skim leaves from the pool. A wine cellar anchors the basement recreation room. Two dedicated laundry areas and generous storage add the practical details that make the home exceptionally livable. Nature is truly at your doorstep, with trails through Rattray Marsh and easy access to Lake Ontario and Jack Darling Memorial Park. Yet this private setting remains conveniently connected to the city. An extraordinary combination of land, views, indoor-outdoor living and resort-style amenities, all brought together in a beautifully reimagined home.

Key facts

Type Detached · 2-Storey
Size 3,500–5,000 sqft
Lot 94 × 240 ft
Age 100+
Taxes $22,465/2026
Basement Finished with Walk-Out
Garage Attached · 2
Total parking 12
Heat Forced Air · Gas
A/C Central Air
Fireplace Yes (4 · Natural Gas, Wood)
Neighbourhood Clarkson

See this home in person

Free, no commitment. The agent confirms the time with you.

Open houses

Public Saturday, November 7 2:00 p.m. – 4:00 p.m.
Public Sunday, November 8 2:00 p.m. – 4:00 p.m.

Property details

Rooms & baths

Kitchens
1
Den / Family room
Yes
Rooms above / below grade
9 · 4
Bedrooms above / below
4
Washrooms
1 × 5-pc · Second
1 × 4-pc · Second
2 × 3-pc · Second
1 × 2-pc · Main
1 × 2-pc · Basement
Laundry
Upper Level

Basement

Basement
Finished with Walk-Out

Fireplace

Fireplace
Yes (4 · Natural Gas, Wood)

Heating & cooling

Heat
Forced Air · Gas
A/C
Central Air

Finishes & appliances

Security
Security System

Interior features

  • Sauna

Rooms

16 rooms on 4 level s

Type Dimensions Features
Main
Office 13'6" × 29'2" Juliette BalconySide Door
Living Room 17'1" × 29'2" Overlooks RavineW/W Fireplace
Mud Room 5'7" × 5'4" B/I ClosetCloset Organizers
Dining Room 15'6" × 16'9" FireplaceB/I Bookcase
Kitchen 18'7" × 17' B/I AppliancesBreakfast Bar
Breakfast 21'4" × 10'4" Overlooks RavineW/O To Sundeck
Second
Bedroom 4 11'5" × 11'10" 3 Pc EnsuiteWalk-In Closet(s)
Primary Bedroom 17' × 17'5" Overlooks RavineFireplace
Laundry 0' × 0' Closet
Bedroom 3 14'5" × 13'6" 4 Pc EnsuiteWalk-In Closet(s)
Bedroom 2 12'8" × 11'10" 3 Pc EnsuiteDouble Closet
Basement
Laundry 11'10" × 14' Laundry Sink
Recreation 15'8" × 23'3" Walk-OutFireplace
Cold Room/Cantina 14'5" × 4'4" French DoorsB/I Shelves
Sunroom 43'4" × 25'2" Overlooks PoolW/O To Pool
Other
Room —

Mortgage calculator

$23,360/moMonthly payment
$3,999,920Mortgage amount
$3,008,031Total interest
$8,007,931Total cost

Location

Cross street: Lakeshore/Bexhill

Market Overview

Mississauga

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MLS® W14087150 Brokerage RE/MAX REALTY SPECIALISTS INC. Listed Oct 16, 2026 Updated Nov 4, 2026

Listing data provided by the Toronto Regional Real Estate Board (TRREB).

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The listing data is provided under copyright by the Toronto Regional Real Estate Board (TRREB). The listing data is deemed reliable but is not guaranteed accurate by TRREB. The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA.

Last updated: November 4, 2026.

$4,999,900 4 bd · 6 ba
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