257 Rue Sainte-Catherine

Property Details

Market analysis

This triplex, located in Saint-Constant, is listed at $815,000. The CourtiConnect algorithmic estimate, based on 7 comparable properties in the area, places its market value between $833,000 and $997,000 (median $915,000). The asking price sits about 10.9% below that range, a gap that may signal an opportunity, to be confirmed with an OACIQ broker. Range based on a moderate sample of comparable sales, without accounting for the property's condition.

Newly on the market (listed on June 22, 2026, 6 days), the property generally carries a firm price at this stage.

On the financing side, a purchase at $815,000 implies a down payment of $40,750 (5%), for an estimated monthly payment of $4,078, or $163,000 (20%), roughly $3,331 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 $11,771 at this price. For this 3-unit property, the estimated gross rental yield comes to about 8% (rents estimated for indicative purposes).

In the Saint-Constant neighbourhood, there are currently 19 properties for sale and 80 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.

Neighbourhood Data

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