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$2,788,888

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107 Trethewey Drive

Beechborough-Greenbrook, Toronto, Ontario M6M4B6

For sale· Added

6+3 bed6 bath3,500–5,000 sqft

About this home

A rare Custom-Built Legal Duplex Offering over 6,500 Sq. Ft. of Finished Living Space!! Designed for the evolving needs of today families, this thoughtfully designed custom-built legal duplex offers a rare alternative to traditional single-family housing. With the ability to create 1, 2 or 3 fully independent living environments that offers separate mechanical systems (3 electrical panels, 2 furnaces, 2 a/c units, & 2 hot water tanks) and kitchens with exceptional privacy. The home is ideally suited for multi-generational living, shared family ownership, live-and-rent arrangements, or long-term wealth building. Situated on a premium oversized lot (8,260 sq ft) and boasting approximately 4,650 square feet above grade living space and fully finished basement, this home delivers exceptional scale, flexibility, and quality rarely found within the Toronto market. Located 200m from Black Creek access to 400 series highways and 3 bus stops from the new Eglinton cross town Keelesdale Station (corner of Keele/Elinton) making city and downtown commuting very convenient. **Seller advises that the basement is a separate self-contained unit with two entrances/exits. The basement is not represented or warranted by the Seller as a legal secondary dwelling unit. Buyer to conduct their own due diligence with the appropriate municipal authorities regarding zoning, permits, building/fire code requirements and any requirements for conversion or retrofit of the basement. Seller makes no representation or warranty regarding the ability to legalize or retrofit the basement as a separate dwelling unit **

Location

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Property details

Listing

MLS® number
W13800956
Added
Sep 18, 2026 ()
Updated
Sep 19, 2026 ()
Info refreshed

Overview

Property type
Multi-family
Building type
Duplex
Storeys
2

Inside

Bedrooms
6+3
Bathrooms
6
Half baths
2
Heating
Forced air, Natural gas
Cooling
Central air conditioning
Fireplace
No
Flooring
Hardwood, Vinyl
Appliances
Washer, Refrigerator, Dishwasher, Range, Oven, Dryer, Microwave, Oven - Built-In, Garage door opener remote(s)
Features
Carpet Free, Sump Pump

Building

Basement
Finished, Separate entrance, Walk out
Exterior
Stucco, Brick Veneer
Foundation
Block, Poured Concrete
Parking
Garage · 8 spaces
Amenities
Separate Heating Controls

Land

Lot size
71.8 x 165.9 ft
Fencing
Fenced yard

Services

Water
Municipal water
Sewer
Sanitary sewer
Utilities
Sewer, Electricity, Cable

Location

Cross streets
Black Creek Drive/Trethewey Drive
Directions
https://www.google.com/maps/place/107+Trethewey+Dr,+York,+ON+M6M+4B6/@43.6937182,-79.4857561,17z/data=!3m1!4b1!4m6!3m5!1s0x882b314e485241a7:0xcbd784e42c571040!8m2!3d43.6937144!4d-7.

Running costs

Annual property tax (2025)
$13,305

Rooms

Family roomMain level4.88 x 4.27 m
KitchenSecond level5.64 x 3.96 m
Primary BedroomSecond level5.49 x 3.66 m
BedroomSecond level3.81 x 3.66 m
Bedroom 2Second level3.66 x 3.35 m
Laundry roomSecond level1.37 x 1.22 m
KitchenBasement10.82 x 4.19 m
KitchenBasement3.96 x 3.96 m
Living roomMain level5.33 x 4.57 m
Living roomBasement6.71 x 4.19 m
OtherBasement3.86 x 3.3 m
OtherBasement3.43 x 3.1 m
OtherBasement3.58 x 2.44 m
KitchenMain level5.79 x 3.96 m
Laundry roomBasement2.77 x 2.44 m
StorageBasement2.13 x 1.63 m
Partial bathroomMain level1.83 x 1.07 m
Primary BedroomMain level548.64 x 3.66 m
BedroomMain level3.96 x 3.81 m
Bedroom 2Main level3.66 x 3.51 m
Laundry roomMain level3.2 x 1.52 m
Family roomSecond level5.49 x 4.57 m
Living roomSecond level7.47 x 5.33 m

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$2,788,888
107 Trethewey Drive
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