There were more total crimes in Chicago than in St. Louis in 2017, but the rate in St. Louis per 100,000 residents was much higher.
| Chicago | City of St. Louis | |
| Population in 2017 | 2,706,171 | 310,284 |
| Murders | 653 | 205 |
| Murders per 100,000 | 24.13 | 66.07 |
| Violent crimes | 29,737 | 6,461 |
| Violent crime per 100,000 | 1098.86 | 2082.29 |
| All Part 1 crimes | 206,899 | 44,152 |
| All Part 1 crimes per 100,000 | 7645.45 | 14229.5 |
