Assault in Markham shows 766 reported incidents for 2026, year-to-date through July, compared with a city-wide total of 5,889 incidents across all categories. Assault is 13% of that total and ranks fourth among 12 categories. In complete-year figures, Markham recorded 1,303 assaults in 2025, up 8.1% from 1,205 in 2024. The top listed neighbourhood for this category is Markham 16th with 90.
Data current through . Source: official police open-data portal covering Markham.
This page covers assault incidents in Markham, Ontario, as recorded in the open-data archive used by CrimeMaps.ca. The featured count is 766 assault records for 2026 year-to-date through July, based on the full annual archive rather than the rolling 60-day map window. Assault represents 13% of Markham's 5,889 citywide incidents across all categories in this same open-data period.
Within the dataset, assault ranks 4th of Markham's 12 categories. This page also lists the neighbourhoods with the largest published assault counts for 2026: Markham 16th (90), Markham Hagerman (82), Markham East (75), Cornell (71), and Milliken West (63). Because 2026 is a year-to-date period, the 766 figure is a partial-year count; the complete series shows 1,303 assault incidents in 2025 and 1,205 in 2024. These are counts of reported incidents, not rates.
In Markham's 2026 year-to-date open data, assault ranks 4th among 12 categories, with 766 reported incidents. It sits below theft (1,754), other (1,223), and fraud (881), and above mischief (469) and break and enter (301). At 13%, assault accounts for 766 of 5,889 citywide incidents in the same period. The sibling categories shown on this page include those three above and two below assault's total. Because the selected period runs through July, these are partial-year counts, and comparisons between categories use the same window.
Assault is a mid-ranking category in Markham's open data: 766 incidents in the 2026 YTD period place it behind theft, other, and fraud, and ahead of mischief and break and enter. The full-year series rose from 1,205 in 2024 to 1,303 in 2025, after 1,239 in 2023. Markham 16th is the largest listed neighbourhood at 90, with Markham Hagerman at 82.
Markham's open-data archive records 766 assault incidents for 2026 year-to-date through July. That figure is 13% of the citywide total of 5,889 incidents across all categories in the same open-data period. The total is a partial-year count and does not include the rolling 60-day map window.
Assault ranks 4th among Markham's 12 categories for the 2026 year-to-date period. Its 766 incidents are fewer than theft's 1,754, other's 1,223, and fraud's 881, but more than mischief's 469 and break and enter's 301. These comparisons use counts from the same open-data period.
The full-year assault series shows 1,303 incidents in 2025, up 8.1% from 1,205 in 2024. Earlier complete years were 958 in 2021, 1,128 in 2022, and 1,239 in 2023. The 2026 figure of 766 is year-to-date through July rather than a complete calendar year.
The top five listed neighbourhood counts for assault in Markham are Markham 16th (90), Markham Hagerman (82), Markham East (75), Cornell (71), and Milliken West (63). These are counts from the 2026 year-to-date open-data archive, not population-based rates; they reflect reported incidents only.
These figures are compiled from Ontario (ON) open-data incident records for Markham, as published through the CrimeMaps.ca archive.