rue Ontario Est, Mercier-Hochelaga-Maisonneuve: property records by address

Data as of November 1, 2026 · updated every week

383 addresses on rue Ontario Est in Mercier-Hochelaga-Maisonneuve, Montréal, built between 1885 and 2023, zoned mixed activities, residential, mixed, emplois. Open any address for its building permits, zoning, floodplain and heritage records.

The oldest building on rue Ontario Est dates from 1885; half were built before 1949, and the newest in 2023. Most houses and plexes are assessed between $609,400 and $3,199,000; the typical one at $922,900. Main land use: residential (344), mixed activities (21), mixed (16). 65 condo buildings. 148 addresses have a serious finding, such as a notice of deterioration, a flood zone or a contaminated lot.