Sangamon County, IL population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Sangamon County increased by 4,366. In this period, the peak population was 199,431 in the year 2012. 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 | 189,125 | - | - |
| 2001 | 189,737 | 612 | 0.32% |
| 2002 | 190,399 | 662 | 0.35% |
| 2003 | 190,799 | 400 | 0.21% |
| 2004 | 191,150 | 351 | 0.18% |
| 2005 | 191,498 | 348 | 0.18% |
| 2006 | 192,146 | 648 | 0.34% |
| 2007 | 192,637 | 491 | 0.26% |
| 2008 | 193,469 | 832 | 0.43% |
| 2009 | 194,302 | 833 | 0.43% |
| 2010 | 197,769 | 3,467 | 1.78% |
| 2011 | 199,052 | 1,283 | 0.65% |
| 2012 | 199,431 | 379 | 0.19% |
| 2013 | 199,190 | -241 | -0.12% |
| 2014 | 199,252 | 62 | 0.03% |
| 2015 | 198,973 | -279 | -0.14% |
| 2016 | 198,085 | -888 | -0.45% |
| 2017 | 197,163 | -922 | -0.47% |
| 2018 | 195,802 | -1,361 | -0.69% |
| 2019 | 194,882 | -920 | -0.47% |
| 2020 | 196,144 | 1,262 | 0.65% |
| 2021 | 195,371 | -773 | -0.39% |
| 2022 | 194,151 | -1,220 | -0.62% |
| 2023 | 193,491 | -660 | -0.34% |
TABLE OF CONTENTS
Sangamon County, IL population from 2000 to 2023
From 2000 to 2010, Sangamon County's population increased by 8,644 (4.57%), 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, Sangamon County's population decreased by 1,625 (0.82%), 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, Sangamon County's population decreased by 2,653 (1.35%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Sangamon County's population from 2000 to 2023.
The estimated population at the end of 2023 was 193,491.
Between the year 2000 and 2023, Sangamon County's population peaked in year 2012 at 199,431.
Between the year 2000 and 2023, Sangamon County's population was lowest in year 2000 at 189,125.
Sangamon County, IL annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Sangamon County grew year by year for 14 years and declined for 9 years.
From 2000 to 2023, Sangamon County had an average annual population growth rate of 0.10% per year. Overall the population grew 2.31% between 2000 and 2023.
FIGURE 2
Sangamon County annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.10% per year.
From 2009 to 2010 Sangamon County population grew the most, with an increase of 3,467 people (a 1.78% year-on-year increase)..
From 2017 to 2018 Sangamon County population experienced the most significant decrease, with a decline of 1,361 people (a 0.69% year-on-year decline).
Things to know
Is Sangamon County, IL population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Sangamon County's population decreased by 1,880 between 2021 and 2023. The decrease was 1,220 (decreased) between 2021 and 2022; and decrease of 660 (0.34%) between 2022 and 2023.
How has the population of Sangamon County, IL changed in the last 10 years?
Between 2013 and 2023, population of Sangamon County decreased by 5,699 (2.86%). The population was highest at 199,252 in the year 2014 and lowest at 193,491 in the year 2023. Overall the average growth rate witnessed for the last 10 years was -0.29%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)