DeKalb County, IL population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of DeKalb County increased by 10,989. In this period, the peak population was 107,251 in the year 2009. 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 | 89,299 | - | - |
| 2001 | 90,843 | 1,544 | 1.73% |
| 2002 | 92,502 | 1,659 | 1.83% |
| 2003 | 94,954 | 2,452 | 2.65% |
| 2004 | 97,248 | 2,294 | 2.42% |
| 2005 | 99,723 | 2,475 | 2.55% |
| 2006 | 102,997 | 3,274 | 3.28% |
| 2007 | 105,561 | 2,564 | 2.49% |
| 2008 | 106,571 | 1,010 | 0.96% |
| 2009 | 107,251 | 680 | 0.64% |
| 2010 | 105,151 | -2,100 | -1.96% |
| 2011 | 104,466 | -685 | -0.65% |
| 2012 | 104,385 | -81 | -0.08% |
| 2013 | 104,226 | -159 | -0.15% |
| 2014 | 104,593 | 367 | 0.35% |
| 2015 | 104,238 | -355 | -0.34% |
| 2016 | 104,219 | -19 | -0.02% |
| 2017 | 104,513 | 294 | 0.28% |
| 2018 | 104,587 | 74 | 0.07% |
| 2019 | 105,131 | 544 | 0.52% |
| 2020 | 100,269 | -4,862 | -4.62% |
| 2021 | 100,482 | 213 | 0.21% |
| 2022 | 100,223 | -259 | -0.26% |
| 2023 | 100,288 | 65 | 0.06% |
TABLE OF CONTENTS
DeKalb County, IL population from 2000 to 2023
From 2000 to 2010, DeKalb County's population increased by 15,852 (17.75%), 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, DeKalb County's population decreased by 4,882 (4.64%), 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, DeKalb County's population increased by 19 (0.02%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
DeKalb County's population from 2000 to 2023.
The estimated population at the end of 2023 was 100,288.
Between the year 2000 and 2023, DeKalb County's population peaked in year 2009 at 107,251.
Between the year 2000 and 2023, DeKalb County's population was lowest in year 2000 at 89,299.
DeKalb County, IL annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of DeKalb County grew year by year for 15 years and declined for 8 years.
From 2000 to 2023, DeKalb County had an average annual population growth rate of 0.54% per year. Overall the population grew 12.31% between 2000 and 2023.
FIGURE 2
DeKalb County annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.54% per year.
From 2005 to 2006 DeKalb County population grew the most, with an increase of 3,274 people (a 3.28% year-on-year increase)..
From 2019 to 2020 DeKalb County population experienced the most significant decrease, with a decline of 4,862 people (a 4.62% year-on-year decline).
Things to know
Is DeKalb County, IL population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, DeKalb County's population decreased by 194 between 2021 and 2023. The decrease was 259 (decreased) between 2021 and 2022; and increase of 65 (0.06%) between 2022 and 2023.
How has the population of DeKalb County, IL changed in the last 10 years?
Between 2013 and 2023, population of DeKalb County decreased by 3,938 (3.78%). The population was highest at 105,131 in the year 2019 and lowest at 100,223 in the year 2022. Overall the average growth rate witnessed for the last 10 years was -0.37%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)