A storied address, reimagined for today. In the heart of the Plateau, this nearly 4,800 sq. ft. residence offers remarkable proportions across three levels. Its extensive renovation thoughtfully blends original character with fine materials and high-end craftsmanship: herringbone oak floors, stained glass, a chef's kitchen and refined bathrooms. 5 bedrooms, 4 bathrooms + 1 powder room, a basement with a separate entrance, a spectacular rooftop terrace and a versatile secondary building at the rear. A distinctive home conceived in the spirit of a New York townhouse.
At the turn of the last century, De Lorimier Avenue was part of the rise of a rapidly transforming Montreal. The 4221 still carries that character today. Once a residence of the Sisters of Mercy, the home has evolved through the decades into a nearly 4,800 sq. ft. residence, reimagined with the elegance of New York townhouses as its guiding inspiration.
From the moment you enter, the scale is striking. Nine-and-a-half-foot ceilings, eight-foot doors and abundant natural light give the spaces an uncommon sense of grandeur. At the heart of the home, the original staircase, enhanced by stained glass, creates a tangible connection between the building's past and its contemporary transformation.
The main floor unfolds as an expansive living space where the living room, dining room and kitchen flow naturally together. The chef's kitchen, centred around an impressive island and quartz surfaces, balances conviviality with functionality. Herringbone oak floors, preserved woodwork and carefully selected details bring warmth and refinement throughout.
Upstairs, the primary suite features a generously sized bedroom, walk-in closet with skylight, ensuite bathroom and private balcony. A second suite with its own bathroom and boudoir, along with a third bedroom and an additional bathroom, completes this level.
The fully finished basement has its own separate entrance and offers two additional bedrooms, a bathroom, laundry room, spacious family room and mechanical room.
The transformation went well beyond aesthetics. Major work carried out over nearly three years included the roof, windows, plumbing and electrical systems, along with the installation of two central heat pumps and extensive soundproofing using Sonopan panels, resilient channels and 5/8-inch drywall. Category 6 network cabling, heated flooring in select areas and ornate radiators converted to electric heating reflect the same attention to execution. Significant structural work using both was also completed.
On the rooftop, an approximately 1,600 sq. ft. terrace extends the living space outdoors. Finished in cedar and designed with privacy walls and a gazebo, it creates a true outdoor living space above the city.
At the rear, a versatile secondary building completes the property, providing valuable storage space and a variety of potential uses.
The 4221 De Lorimier cannot be defined simply by its size or the extent of its renovations. It is a home that truly reveals itself as you move through it and experience its volumes, perspectives and the quality of every detail. Come experience it for yourself. Perhaps you will write the next chapter in its story.
Building details and property interior
Dimensions
25' 3" X 77' 10" irr.
Year constructed
1900
Roofing
Elastomeric membrane
Basement
6 feet and more, Finished basement
Lot and exterior features
Lot size
25' X 100'
Lot area
232.30 m²
Parking (total)
License tag (2)
Proximity
Daycare centre, Hospital, Metro, Park, CEGEP, Elementary school, High school, Public transportation, Bicycle path
Room details
Hall
Level:
1st level/Ground floor
Dimensions:
13'5" X 7'5" irr.
Flooring:
Ceramic
Details:
Living room
Level:
1st level/Ground floor
Dimensions:
22'9" X 22'0" irr.
Flooring:
Wood
Details:
Office
Level:
1st level/Ground floor
Dimensions:
9'0" X 10'8" irr.
Flooring:
Wood
Details:
Dining room
Level:
1st level/Ground floor
Dimensions:
22'9" X 17'8" irr.
Flooring:
Wood
Details:
Kitchen
Level:
1st level/Ground floor
Dimensions:
12'2" X 31'2" irr.
Flooring:
Wood
Details:
Powder room
Level:
1st level/Ground floor
Dimensions:
7'1" X 5'3" irr.
Flooring:
Ceramic
Details:
Primary bedroom
Level:
2nd level
Dimensions:
22'11" X 15'0" irr.
Flooring:
Wood
Details:
Walk-in closet
Level:
2nd level
Dimensions:
8'10" X 8'4" irr.
Flooring:
Wood
Details:
Bathroom
Level:
2nd level
Dimensions:
8'10" X 11'0" irr.
Flooring:
Ceramic
Details:
Bedroom
Level:
2nd level
Dimensions:
10'2" X 10'11" irr.
Flooring:
Wood
Details:
Bathroom
Level:
2nd level
Dimensions:
10'3" X 11'8" irr.
Flooring:
Ceramic
Details:
bureau/boudoir
Level:
2nd level
Dimensions:
9'9" X 17'7" irr.
Flooring:
Wood
Details:
Bedroom
Level:
2nd level
Dimensions:
14'2" X 11'6" irr.
Flooring:
Wood
Details:
Bathroom
Level:
2nd level
Dimensions:
6'7" X 11'7" irr.
Flooring:
Ceramic
Details:
Palier
Level:
2nd level
Dimensions:
7'2" X 9'10" irr.
Flooring:
Details:
Family room
Level:
Basement 1
Dimensions:
21'6" X 31'10" irr.
Flooring:
Details:
Bedroom
Level:
Basement 1
Dimensions:
11'10" X 14'0" irr.
Flooring:
Details:
Bedroom
Level:
Basement 1
Dimensions:
9'10" X 12'0" irr.
Flooring:
Details:
Bathroom
Level:
Basement 1
Dimensions:
9'4" X 8'10" irr.
Flooring:
Ceramic
Details:
Laundry room
Level:
Basement 1
Dimensions:
7'8" X 6'8" irr.
Flooring:
Ceramic
Details:
Entrée secondaire
Level:
Basement 1
Dimensions:
8'2" X 8'0" irr.
Flooring:
Ceramic
Details:
Salle mécanique
Level:
Basement 1
Dimensions:
9'0" X 32'7" irr.
Flooring:
Details:
Characteristics
Heating System
Forced air
Heating Energy
Electricity
Property or unit amenity
Private balcony, Central vacuum cleaner system installation, Air exchange system, Central heat pump
Water Supply
Municipality
Sewage System
Municipality
Financial details
Municipal assessment (2026)
Lot assessment
$ 557,500
Building assessment
$ 365,200
Total
$ 922,700
Taxes
Municipal
(2026)
$ 6,090
School
(2025)
$ 772
Total
$ 6,862
Inclusions and exclusions
Inclusions
Light fixtures, refrigerator, powder room mirror, and entryway coat rack.
Mortgage payment calculator
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This document is not an offer or a promise that may bind the seller, but is an invitation to submit such offers or promises.