For Sale



3500Z - 3504Z Av. Laval , Montréal (Le Plateau-Mont-Royal), QC H2X3C8



Prestigious and historic property transformed into office space on Square St-Louis. An architectural gem dating from the 19th century known as La Maison Rosay. This Queen Anne styled building has 3 floors with a full basement which has been completely renovated. Adjacent is a residential duplex with studio style apartments.

Office building on 4 floors including the basement which has and independent entry. An attached residential duplex also comes with the property.

3 tandem parking spots available for the owner, and several parking options available in the vicinity.

Façade gives on the beautiful Square St-Louis renown for its architecture and ideally located next to the subway station, restaurants, boutiques, and hotels.

The 3500 is grandfathered in office space but could be transformed into residential.
For taxation the split is 16.3% residential and 83.7% commercial.
The present sale is without any legal warranty at buyers' risk and peril.
The choice of building inspector must be of common accord.
If a new environmental report is required, it will be at buyers' expense.
Residential units (3502-3504) to be visited with accepted offer.
All offers must be open for a delay of 48hrs.


3502: Electric cooktop, microwave oven, refrigerator. 3504:stove and refrigerator .

Property Summary

  • Neighbourhood: Le Plateau-Mont-Royal
  • Building Style: Semi-detached
  • Lot Assessment: $691,200.00
  • Building Assessment: $400,000.00
  • Total Assessment: $1,091,200.00
  • Assessment Year: 2022
  • Municipal Tax: $30,067.00
  • School Tax: $1,092.00
  • Annual Tax Amount: $31,159.00 (2023)
  • Lot Frontage: 14.53 Metre
  • Lot Depth: 26.21 Metre
  • Lot Size: 3901.92 Square Feet
  • Building Width: 14.53 Metre
  • Building Depth: 22.0 Metre
  • No. of Parking Spaces: 3
  • Built in: 1896
  • Zoning: COMM, RESI

Property Features:

  • Type of Business:
  • Type of Operation:

Building Features:

  • Driveway:
  • Heating System:
    Hot water , Convection baseboards , Electric baseboard units , Radiant
  • Water Supply:
  • Heating Energy:
    Electricity , Natural gas
  • Equipment/Services:
    Wall-mounted air conditioning , Fire detector , Alarm system , Wall-mounted heat pump
  • Environmental Study:
    Phase 1 , Phase 2
  • Foundation:
    Poured concrete , Stone
  • Dividing Floor:
  • Proximity:
    Metro , Public transportation
  • Siding:
    Wood , Brick , Stone
  • Basement:
    6 feet and more , Outdoor entrance , Finished basement
  • Parking:
  • Sewage System:
  • Roofing:
    Asphalt shingles , Elastomeric membrane

Expenses (annual)

  • Insurance
  • Other
  • Electricity
  • Gas
Neighbourhood Info

Marie-Christine Pelletier

Courtier immobilier résidentiel et commercial

Cell: 514.926.7631


Guillaume Bernier

Courtier immobilier agréé

Cell: 514.679.2002

Get More Info