Grundy County, IL population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Grundy County increased by 15,903. In this period, the peak population was 53,578 in the year 2023. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth.
| Year | Population | Year on Year Change | Change in Percent |
|---|---|---|---|
| 2000 | 37,675 | - | - |
| 2001 | 38,211 | 536 | 1.42% |
| 2002 | 38,670 | 459 | 1.20% |
| 2003 | 39,528 | 858 | 2.22% |
| 2004 | 41,010 | 1,482 | 3.75% |
| 2005 | 43,645 | 2,635 | 6.43% |
| 2006 | 45,847 | 2,202 | 5.05% |
| 2007 | 47,342 | 1,495 | 3.26% |
| 2008 | 48,186 | 844 | 1.78% |
| 2009 | 48,577 | 391 | 0.81% |
| 2010 | 50,155 | 1,578 | 3.25% |
| 2011 | 50,103 | -52 | -0.10% |
| 2012 | 50,161 | 58 | 0.12% |
| 2013 | 50,183 | 22 | 0.04% |
| 2014 | 50,281 | 98 | 0.20% |
| 2015 | 50,358 | 77 | 0.15% |
| 2016 | 50,325 | -33 | -0.07% |
| 2017 | 50,627 | 302 | 0.60% |
| 2018 | 51,012 | 385 | 0.76% |
| 2019 | 51,031 | 19 | 0.04% |
| 2020 | 52,516 | 1,485 | 2.91% |
| 2021 | 52,959 | 443 | 0.84% |
| 2022 | 53,149 | 190 | 0.36% |
| 2023 | 53,578 | 429 | 0.81% |
TABLE OF CONTENTS
Grundy County, IL population from 2000 to 2023
From 2000 to 2010, Grundy County's population increased by 12,480 (33.13%), 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, Grundy County's population increased by 2,361 (4.71%), 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, Grundy County's population increased by 1,062 (2.02%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Grundy County's population from 2000 to 2023.
The estimated population at the end of 2023 was 53,578.
Between the year 2000 and 2023, Grundy County's population peaked in year 2023 at 53,578.
Between the year 2000 and 2023, Grundy County's population was lowest in year 2000 at 37,675.
Grundy County, IL annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Grundy County grew year by year for 21 years and declined for 2 years.
From 2000 to 2023, Grundy County had an average annual population growth rate of 1.84% per year. Overall the population grew 42.21% between 2000 and 2023.
FIGURE 2
Grundy County annual population growth rate
The average annual growth rate from 2000 to 2023 was 1.84% per year.
From 2004 to 2005 Grundy County population grew the most, with an increase of 2,635 people (a 6.43% year-on-year increase)..
From 2010 to 2011 Grundy County population experienced the most significant decrease, with a decline of 52 people (a 0.10% year-on-year decline).
Things to know
Is Grundy County, IL population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Grundy County's population increased by 619 between 2021 and 2023. The increase was 190 (increased) between 2021 and 2022; and increase of 429 (0.81%) between 2022 and 2023.
How has the population of Grundy County, IL changed in the last 10 years?
Between 2013 and 2023, population of Grundy County increased by 3,395 (6.77%). The population was highest at 53,578 in the year 2023 and lowest at 50,281 in the year 2014. Overall the average growth rate witnessed for the last 10 years was 0.66%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)