12e Avenue, Rosemont-La Petite-Patrie: property records by address

Data as of October 29, 2026 · updated every week

345 addresses on 12e Avenue in Rosemont-La Petite-Patrie, Montréal, built between 1920 and 2019, zoned residential. Open any address for its building permits, zoning, floodplain and heritage records.

The oldest building on 12e Avenue dates from 1920; half were built before 1947, and the newest in 2019. Most houses and plexes are assessed between $655,700 and $990,000; the typical one at $794,500. Main land use: residential (345). 30 condo buildings. 254 addresses have a serious finding, such as a notice of deterioration, a flood zone or a contaminated lot.