Union County, IL population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Union County decreased by 1,609. In this period, the peak population was 18,276 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 | 18,276 | - | - |
| 2001 | 18,154 | -122 | -0.67% |
| 2002 | 18,159 | 5 | 0.03% |
| 2003 | 18,209 | 50 | 0.28% |
| 2004 | 18,166 | -43 | -0.24% |
| 2005 | 18,213 | 47 | 0.26% |
| 2006 | 18,242 | 29 | 0.16% |
| 2007 | 18,243 | 1 | 0.01% |
| 2008 | 18,158 | -85 | -0.47% |
| 2009 | 18,115 | -43 | -0.24% |
| 2010 | 17,729 | -386 | -2.13% |
| 2011 | 17,690 | -39 | -0.22% |
| 2012 | 17,609 | -81 | -0.46% |
| 2013 | 17,541 | -68 | -0.39% |
| 2014 | 17,404 | -137 | -0.78% |
| 2015 | 17,285 | -119 | -0.68% |
| 2016 | 17,120 | -165 | -0.95% |
| 2017 | 16,982 | -138 | -0.81% |
| 2018 | 16,853 | -129 | -0.76% |
| 2019 | 16,693 | -160 | -0.95% |
| 2020 | 17,184 | 491 | 2.94% |
| 2021 | 16,921 | -263 | -1.53% |
| 2022 | 16,772 | -149 | -0.88% |
| 2023 | 16,667 | -105 | -0.63% |
TABLE OF CONTENTS
Union County, IL population from 2000 to 2023
From 2000 to 2010, Union County's population decreased by 547 (2.99%), 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, Union County's population decreased by 545 (3.07%), 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, Union County's population decreased by 517 (3.01%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Union County's population from 2000 to 2023.
The estimated population at the end of 2023 was 16,667.
Between the year 2000 and 2023, Union County's population peaked in year 2000 at 18,276.
Between the year 2000 and 2023, Union County's population was lowest in year 2023 at 16,667.
Union County, IL annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Union County grew year by year for 6 years and declined for 17 years.
From 2000 to 2023, Union County had an average annual population growth rate of 0.38% per year. Overall the population shrank 8.80% between 2000 and 2023.
FIGURE 2
Union County annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.38% per year.
From 2019 to 2020 Union County population grew the most, with an increase of 491 people (a 2.94% year-on-year increase)..
From 2009 to 2010 Union County population experienced the most significant decrease, with a decline of 386 people (a 2.13% year-on-year decline).
Things to know
Is Union County, IL population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Union County's population decreased by 254 between 2021 and 2023. The decrease was 149 (decreased) between 2021 and 2022; and decrease of 105 (0.63%) between 2022 and 2023.
How has the population of Union County, IL changed in the last 10 years?
Between 2013 and 2023, population of Union County decreased by 874 (4.98%). The population was highest at 17,404 in the year 2014 and lowest at 16,667 in the year 2023. Overall the average growth rate witnessed for the last 10 years was -0.50%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)