Street permit history
St. Catharines, ON
4 permitted addresses on Louisa St appear in the public St. Catharines permit cohort, across 37 municipal permit records. Select an address for its full permit timeline.
Ranked by permit activity within the public cohort. Each address links to its full municipal permit history.
Get contractor names, permit numbers, and alerts as new permits are published on Louisa St and across St. Catharines, updated on the municipality's release schedule.
Suggested citation: PropertyLabs. "Louisa St Building Permits - St. Catharines." Updated Jul 2, 2026. https://propertylabs.org/building-permits/st_catharines/streets/louisa-st