18e Avenue, Rosemont-La Petite-Patrie: property records by address

Data as of November 1, 2026 · updated every week

199 addresses on 18e Avenue in Rosemont-La Petite-Patrie, Montréal, built between 1860 and 2014, zoned residential. Open any address for its building permits, zoning, floodplain and heritage records.

The oldest building on 18e Avenue dates from 1860; half were built before 1954, and the newest in 2014. Most houses and plexes are assessed between $709,900 and $1,900,000; the typical one at $861,600. Main land use: residential (199). 9 condo buildings. 118 addresses have a serious finding, such as a notice of deterioration, a flood zone or a contaminated lot.