Chicago COVID-19 Daily Cases, Deaths, and Hospitalizations by Demographics

Historical daily counts of COVID-19 cases, deaths, and hospitalizations for Chicago residents, broken down by age, race/ethnicity, and gender. Data is sourced from the Illinois National Electronic Disease Surveillance System and the Cook County Medical Examiner’s Office. The dataset is marked as historical-only and includes provisional data that may be updated.

Use Cases

• Analyzing age-specific mortality trends using Deaths - Age 30-39, Deaths - Age 50-59, and Deaths - Age 80+ columns.
• Comparing hospitalization rates by race/ethnicity using Hospitalizations - White Non-Latinx, Hospitalizations - Black Non-Latinx, and Hospitalizations - Other Race Non-Latinx columns.
• Modeling case demographics over time using Cases - Age 18-29, Cases - Male, Cases - Latinx, and Cases - Black Non-Latinx columns.
• Assessing gender disparities in outcomes using Deaths - Male, Hospitalizations - Male, and Hospitalizations - Female columns.

Strengths

• Provides demographic breakdowns across 30+ specific columns for age, race/ethnicity, and gender.
• Data is sourced from authoritative public health institutions: Illinois National Electronic Disease Surveillance System and Cook County Medical Examiner’s Office.
• Includes three key COVID-19 metrics: cases, deaths, and hospitalizations.

Limitations

• The dataset is marked as retired and historical-only; it does not contain recent data.
• Row count and total temporal coverage are unknown, limiting suitability assessment.
• Data is provisional and subject to change, with noted lags in hospitalization reporting for recent dates.

Provenance

Source

Illinois National Electronic Disease Surveillance System, Cook County Medical Examiner’s Office

Collection Method

Case counts based on positive PCR or antigen test specimen collection date; deaths from cases based on day of death; hospitalizations based on date of first hospitalization.

Freshness

Last updated 2026-03-25 20:07:34; dataset is historical-only.

Geography

Chicago, Illinois, USA (based on patient home ZIP Code or address)