661 Rue William-MacDonald

Property Details

Market analysis

This triplex in Lachine (Montréal) is offered at $995,000. The CourtiConnect algorithmic estimate, based on 11 comparable properties in the area, places its market value between $653,000 and $737,000 (median $695,000). The asking price exceeds our estimate by roughly 43.2%, a gap to review before making an offer. Range based on a broad sample of comparable sales, without accounting for the property's condition.

Newly on the market (listed on August 24, 2026, 0 days), the property generally carries a firm price at this stage.

On the financing side, a purchase at $995,000 implies a down payment of $49,750 (5%), for an estimated monthly payment of $4,979, or $199,000 (20%), roughly $4,067 per month, over 25 years at a reference rate of 3.69%. Also to budget for: the transfer duty, commonly called the welcome tax, of about $15,371 at this price. For this 3-unit property, the estimated gross rental yield comes to about 6.5% (rents estimated for indicative purposes).

In the Lachine neighbourhood, there are currently 16 properties for sale and 106 sold recently, which points to a very active market.

CourtiConnect algorithmic estimate, provided for information purposes and based on available market data. It does not constitute a professional appraisal within the meaning of Quebec’s Real Estate Brokerage Act.

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