---
type: Jurisdiction
title: "Cook County, IL"
classification: county
fips: "17031"
state: "IL"
demographics:
  population: 5182090
  population_under_18: 1092202
  population_18_64: 3262732
  population_65_plus: 827156
  median_household_income: 83498
  poverty_rate: 13.49
  homeownership_rate: 57.74
  unemployment_rate: 7.01
  median_home_value: 324500
  gini_index: 0.5043
  vacancy_rate: 7.74
  race_white: 2257930
  race_black: 1148066
  race_asian: 411778
  race_native: 47333
  hispanic: 1387163
  bachelors_plus: 2210554
sources:
  - field: demographics
    source: Census ACS 2023
confidence: official
tags: [jurisdiction, county, il]
timestamp: "2026-07-03"
---

# Cook County, IL

County jurisdiction — 1 officeholders mapped.

## Demographics (ACS 2023)

| Measure | Value |
| --- | --- |
| Population | 5182090 |
| Under 18 | 1092202 |
| 18–64 | 3262732 |
| 65+ | 827156 |
| Median household income | 83498 |
| Poverty rate | 13.49 |
| Homeownership rate | 57.74 |
| Unemployment rate | 7.01 |
| Median home value | 324500 |
| Gini index | 0.5043 |
| Vacancy rate | 7.74 |
| White | 2257930 |
| Black | 1148066 |
| Asian | 411778 |
| Native | 47333 |
| Hispanic/Latino | 1387163 |
| Bachelor's or higher | 2210554 |

## Source

- demographics: Census ACS 2023