Cook County's Medical Examiner recorded 34 gun homicide deaths in one month, 0.7 per 100,000 residents (October 2026)
Deaths ruled homicide by firearm in October 2026, against 5,194,625 county residents in the ACS 2025 estimate. Civic Forecast calculation from the Cook County Medical Examiner Case Archive (October 2026) over Census ACS 2025 1-year population of Cook County. Deaths the Medical Examiner handled, counted by place of death; the denominator is county residents.
Induced by API Automations for Civic Forecast from federal open data. Each finding names the datasets it was computed from. How this is calculated.