Cook County, IL population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Cook County decreased by 289,679. In this period, the peak population was 5.38 million in the year 2000. The numbers suggest that the population has already reached its peak and is showing a trend of decline.
| Year | Population | Year on Year Change | Change in Percent |
|---|---|---|---|
| 2000 | 5,376,751 | - | - |
| 2001 | 5,375,734 | -1,017 | -0.02% |
| 2002 | 5,355,401 | -20,333 | -0.38% |
| 2003 | 5,332,484 | -22,917 | -0.43% |
| 2004 | 5,300,609 | -31,875 | -0.60% |
| 2005 | 5,266,256 | -34,353 | -0.65% |
| 2006 | 5,233,361 | -32,895 | -0.62% |
| 2007 | 5,232,227 | -1,134 | -0.02% |
| 2008 | 5,249,360 | 17,133 | 0.33% |
| 2009 | 5,278,612 | 29,252 | 0.56% |
| 2010 | 5,198,977 | -79,635 | -1.51% |
| 2011 | 5,219,636 | 20,659 | 0.40% |
| 2012 | 5,239,105 | 19,469 | 0.37% |
| 2013 | 5,252,513 | 13,408 | 0.26% |
| 2014 | 5,254,108 | 1,595 | 0.03% |
| 2015 | 5,243,371 | -10,737 | -0.20% |
| 2016 | 5,223,386 | -19,985 | -0.38% |
| 2017 | 5,199,582 | -23,804 | -0.46% |
| 2018 | 5,171,007 | -28,575 | -0.55% |
| 2019 | 5,145,326 | -25,681 | -0.50% |
| 2020 | 5,263,608 | 118,282 | 2.30% |
| 2021 | 5,180,919 | -82,689 | -1.57% |
| 2022 | 5,111,566 | -69,353 | -1.34% |
| 2023 | 5,087,072 | -24,494 | -0.48% |
TABLE OF CONTENTS
Cook County, IL population from 2000 to 2023
From 2000 to 2010, Cook County's population decreased by 177,774 (3.31%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 9.63%.
From 2010 to 2020, Cook County's population increased by 64,631 (1.24%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.18% .
After the COVID19 pandemic and, between the year 2020 and 2023, Cook County's population decreased by 176,536 (3.35%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Cook County's population from 2000 to 2023.
The estimated population at the end of 2023 was 5.09 million.
Between the year 2000 and 2023, Cook County's population peaked in year 2000 at 5.38 million.
Between the year 2000 and 2023, Cook County's population was lowest in year 2023 at 5.09 million.
Cook County, IL annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Cook County grew year by year for 7 years and declined for 16 years.
From 2000 to 2023, Cook County had an average annual population growth rate of 0.23% per year. Overall the population shrank 5.39% between 2000 and 2023.
FIGURE 2
Cook County annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.23% per year.
From 2019 to 2020 Cook County population grew the most, with an increase of 118,282 people (a 2.30% year-on-year increase)..
From 2020 to 2021 Cook County population experienced the most significant decrease, with a decline of 82,689 people (a 1.57% year-on-year decline).
Things to know
Is Cook County, IL population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Cook County's population decreased by 93,847 between 2021 and 2023. The decrease was 69,353 (increased) between 2021 and 2022; and decrease of 24,494 (0.48%) between 2022 and 2023.
How has the population of Cook County, IL changed in the last 10 years?
Between 2013 and 2023, population of Cook County decreased by 165,441 (3.15%). The population was highest at 5.26 million in the year 2020 and lowest at 5.09 million in the year 2023. Overall the average growth rate witnessed for the last 10 years was -0.31%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)