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For saleMLS® W12058742

251-255 Attwell Drive, Toronto, ON M9W 7G2

West Humber-Clairville · W10 · M9W 7G2

$28,900,000

$350 / sq ft

19 months on market

Total area
82,601 sf
Lot
6.1 × 0 ft

What's special

  • Outside/surface garage
  • Yes

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About this property

Located in a highly sought-after area, 251-255 Attwell Drive offers exceptional potential for both owner-occupiers and developers. This 6.10-acre site, just minutes from Pearson International Airport, features two single-storey adjoining commercial buildings totaling approximately 82,601 sq. ft. with excellent access to Highways 427, 409 and 401. The property benefits from third-part income, flexible E1 zoning, and ample parking, making it an ideal opportunity for a wide range of uses or future redevelopment.

Property details

Property

Property type
office
Interior size
82,601 sq ft
Zoning
E1.0
Possession
Immediate

Interior

Heating
Gas Forced Air Open
Cooling
Yes

Exterior & services

Garage
Outside/Surface
Sewer
Sanitary+Storm Available

Costs

List price
$28,900,000
Property taxes
$124,153 / year (2024)
Price per sq ft
$350

Listing

MLS® number
W12058742
Status
For sale
Listed
April 3, 2025
Days on market
581
Last updated
July 20, 2026
Listing brokerage
COLLIERS

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 96% of comparable office listings in West Humber-Clairville are asking less.

$417KMedian $610K$15.67M
This home
$350 / sq ft
Comparable median
$649 / sq ft

Based on 28 comparable active office listings in West Humber-Clairville. These are asking prices, not sale prices.

Mortgage estimate

Down payment20.0% · minimum $5,780,000
$5,780,000
Interest rate5-year fixed, illustrative only
4.49%
Amortization
Principal & interest
$127,834.45
Property tax (est.)
$10,346.12
Estimated monthly
$138,181

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
$708,975
Toronto municipal
$1,733,975
Total due on closing
$2,442,950

An estimate on the asking price of $28,900,000. Rates current as of September 2026; confirm the final figure with your real estate lawyer.

Listing courtesy of COLLIERS. 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.

$28,900,000

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