20e Avenue, Rosemont-La Petite-Patrie: property records by address

Data as of November 1, 2026 · updated every week

89 addresses on 20e Avenue in Rosemont-La Petite-Patrie, Montréal, built between 1910 and 2009, zoned residential. Open any address for its building permits, zoning, floodplain and heritage records.

The oldest building on 20e Avenue dates from 1910; half were built before 1953, and the newest in 2009. Most houses and plexes are assessed between $774,500 and $2,321,900; the typical one at $1,016,000. Main land use: residential (89). 10 condo buildings. 42 addresses have a serious finding, such as a notice of deterioration, a flood zone or a contaminated lot.