Lachine duplex market — September 2025
Based on 5 actual sales · CourtiConnect
Median price
$634,800
Average price
$655,360
Min $400,000 · Max $920,000
Sales count
5
September 2025
Statistical confidence
85-90%
Market context: duplex in Lachine
In September 2025, the duplex market in Lachine recorded 5 sales with a median price of $634,800 and an average price of $655,360. This represents a notably more affordable market compared to Montréal overall, where the median duplex price over the trailing 12 months stood at $816,500 across 605 transactions. The Lachine market offers approximately $181,700 below the city median, positioning it as a value-oriented segment for duplex buyers seeking lower entry points. For sellers, this pricing dynamic suggests a competitive landscape requiring strategic positioning. Use our real estate estimator to determine the precise value of a specific property in this market.