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For saleMLS® E13773406

239 Williamson Drive W, Ajax, ON L1T 5A2

Northwest Ajax · L1T 5A2

$1,299,900

$433 / sq ft

1 months on market

Bedrooms
5+3
Bathrooms
5
Interior
3,000 sf
Parking
7
Lot
40.3 × 104.99 ft

What's special

  • Built-in garage
  • Central air
  • Separate entrance
  • Fireplace
  • Primary bedroom - main floor
  • Storage
  • Water heater

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About this property

Stunning Executive Home in Prestigious Northwest Ajax! Offering 4+1 spacious bedrooms plus a legal 2-bedroom basement suite and 4 bathrooms, this exceptional residence combines luxury, functionality, and additional income potential in one of Ajax's most desirable communities. Featuring outstanding curb appeal with an enclosed porch and expansive interlocking driveway accommodating 5 cars, this home impresses from the moment you arrive. Step inside to discover gleaming solid hardwood floors, a versatile main-floor bedroom/office, and a thoughtfully designed 3,100 sq. ft. layout. The upper level offers an airy open-concept feel with 4 generous bedrooms, complemented by two massive family rooms on the main and upper floors-giving growing families endless space. Unwind in the sun-drenched enclosed porch, which leads out to a beautifully built outdoor living space featuring a custom wooden pergola, sprawling deck, and shade sail-all framed by lush, towering evergreen trees for total backyard privacy. The finished legal 2-bedroom basement suite with a den and separate entrance provides outstanding passive income potential to offset your mortgage. Ideally situated steps from top-rated French Immersion schools, minutes to Highway 401, 407, GO Transit, 7 mins to Costco, and 11 mins to the waterfront. An unmissable opportunity for families and savvy investors alike!

Rooms

15 rooms. Dimensions as published by the listing brokerage.

Room dimensions and features
RoomLevelDimensionsFeatures
Living RoomMain5.44 × 3.05 m17.8 × 10.0 ftGas Fireplace · Pot Lights · Combined w/Br
Dining RoomMain3.96 × 3.35 m13.0 × 11.0 ftCombined w/Kitchen · Pot Lights
BedroomMain5.76 × 3.35 m18.9 × 11.0 ftHardwood Floor · Pot Lights
KitchenMain3.96 × 3.35 m13.0 × 11.0 ftQuartz Counter · Stainless Steel Appl · Combined w/Dining
BreakfastMain3.35 × 3.35 m11.0 × 11.0 ftOpen Concept · Combined w/Living · W/O To Yard
Family RoomSecond5.45 × 3.96 m17.9 × 13.0 ftHardwood Floor · Separate Room · Pot Lights
Primary BedroomSecond5.98 × 3.65 m19.6 × 12.0 ftHardwood Floor · Walk-In Closet(s) · 5 Pc Ensuite
Bedroom 2Second3.35 × 3.20 m11.0 × 10.5 ftHardwood Floor · Closet
Bedroom 3Second3.65 × 3.20 m12.0 × 10.5 ftHardwood Floor
Bedroom 4Second4.57 × 3.05 m15.0 × 10.0 ftHardwood Floor · Walk-In Closet(s) · 4 Pc Ensuite
KitchenBasement4.11 × 3.05 m13.5 × 10.0 ftOpen Concept · Combined w/Kitchen · Large Window
Living RoomBasement5.79 × 5.79 m19.0 × 19.0 ftOpen Concept · Combined w/Kitchen · Large Window
Primary BedroomBasement4.11 × 2.92 m13.5 × 9.6 ftLarge Window
Bedroom 2Basement6.09 × 2.66 m20.0 × 8.7 ftLarge Window · Walk-In Closet(s)
DenBasement3.35 × 2.89 m11.0 × 9.5 ft—

Features

  • Primary Bedroom - Main Floor
  • Storage
  • Water Heater

Property details

Property

Property type
detached
Bedrooms
5 + 3
Bathrooms
5
Interior size
3,000 sq ft
Lot size
40.3 × 104.99 ft
Possession
Flexible

Interior

Basement
Finished, Separate Entrance
Heating
Forced Air · Gas
Cooling
Central Air
Fireplaces
1
Exposure
South

Exterior & services

Construction
Brick
Garage
Built-In
Parking spaces
7
Sewer
Sewer

Costs

List price
$1,299,900
Property taxes
$11,009 / year (2026)
Price per sq ft
$433
Rental items
Rental water heater

Listing

MLS® number
E13773406
Status
For sale
Listed
September 11, 2026
Days on market
54
Last updated
September 11, 2026
Listing brokerage
CENTURY 21 PROPERTY ZONE REALTY INC.

Price & sale history

This property's sale history is hidden

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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 76% of comparable detached listings in Northwest Ajax are asking less.

$899KMedian $1.15M$1.66M
This home
$433 / sq ft
Comparable median
$495 / sq ft

Based on 25 comparable active detached listings in Northwest Ajax. These are asking prices, not sale prices.

Mortgage estimate

Down payment8.1% · minimum $104,990
$104,990
Interest rate5-year fixed, illustrative only
4.49%
Amortization
Principal & interest
$6,606.86
Property tax (est.)
$917.43
Estimated monthly
$7,524

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
$22,473
Total due on closing
$22,473

An estimate on the asking price of $1,299,900. Rates current as of September 2026; confirm the final figure with your real estate lawyer.

Listing courtesy of CENTURY 21 PROPERTY ZONE REALTY 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.

$1,299,900

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Listing courtesy of CITYLITE REALTY INC.