Ontario is represented by 39 cities on CrimeMaps.ca with a combined 59K+ crime incidents from official open-data portals spanning 2015–2026.
Crime data in Ontario comes from municipal police services and open-data portals. The province's 39 reporting cities vary in coverage period and category detail. Ottawa accounts for the largest share of reported incidents, followed by York Region.
All data is sourced from municipal and police open-data portals in Ontario. Each city page links to its specific data source. Figures are subject to revision as upstream portals update their records.