Lachine duplex market — July 2025
Based on 9 actual sales · CourtiConnect
Median price
$587,300
▼ 19.5% vs previous month
Average price
$621,644
Min $442,000 · Max $790,000
Sales count
9
July 2025
Statistical confidence
90-95%
Market context: duplex in Lachine
In July 2025, Lachine's duplex market recorded 9 sales with a median price of $587,300, representing a significant 19.5% decline from the previous month. This price point positions Lachine substantially below Montréal's trailing twelve-month median of $810,000 for duplexes, making it an notably more affordable neighbourhood within the city. With statistical confidence between 90–95%, these figures reflect a cooling market that may present opportunities for buyers seeking value while potentially challenging sellers in terms of pricing expectations. To explore current property valuations in this evolving market, consider using our real estate estimator tool.