St. Clair County, MI population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of St. Clair County decreased by 4,858. In this period, the peak population was 171,109 in the year 2006. 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 | 164,732 | - | - |
| 2001 | 165,962 | 1,230 | 0.75% |
| 2002 | 167,005 | 1,043 | 0.63% |
| 2003 | 168,866 | 1,861 | 1.11% |
| 2004 | 170,171 | 1,305 | 0.77% |
| 2005 | 170,293 | 122 | 0.07% |
| 2006 | 171,109 | 816 | 0.48% |
| 2007 | 170,725 | -384 | -0.22% |
| 2008 | 169,493 | -1,232 | -0.72% |
| 2009 | 167,821 | -1,672 | -0.99% |
| 2010 | 162,688 | -5,133 | -3.06% |
| 2011 | 161,586 | -1,102 | -0.68% |
| 2012 | 160,637 | -949 | -0.59% |
| 2013 | 160,312 | -325 | -0.20% |
| 2014 | 160,103 | -209 | -0.13% |
| 2015 | 159,757 | -346 | -0.22% |
| 2016 | 159,477 | -280 | -0.18% |
| 2017 | 159,130 | -347 | -0.22% |
| 2018 | 159,186 | 56 | 0.04% |
| 2019 | 159,339 | 153 | 0.10% |
| 2020 | 160,380 | 1,041 | 0.65% |
| 2021 | 160,205 | -175 | -0.11% |
| 2022 | 159,668 | -537 | -0.34% |
| 2023 | 159,874 | 206 | 0.13% |
TABLE OF CONTENTS
St. Clair County, MI population from 2000 to 2023
From 2000 to 2010, St. Clair County's population decreased by 2,044 (1.24%), 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, St. Clair County's population decreased by 2,308 (1.42%), 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, St. Clair County's population decreased by 506 (0.32%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
St. Clair County's population from 2000 to 2023.
The estimated population at the end of 2023 was 159,874.
Between the year 2000 and 2023, St. Clair County's population peaked in year 2006 at 171,109.
Between the year 2000 and 2023, St. Clair County's population was lowest in year 2017 at 159,130.
St. Clair County, MI annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of St. Clair County grew year by year for 10 years and declined for 13 years.
From 2000 to 2023, St. Clair County had an average annual population growth rate of 0.13% per year. Overall the population shrank 2.95% between 2000 and 2023.
FIGURE 2
St. Clair County annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.13% per year.
From 2002 to 2003 St. Clair County population grew the most, with an increase of 1,861 people (a 1.11% year-on-year increase)..
From 2009 to 2010 St. Clair County population experienced the most significant decrease, with a decline of 5,133 people (a 3.06% year-on-year decline).
Things to know
Is St. Clair County, MI population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, St. Clair County's population decreased by 331 between 2021 and 2023. The decrease was 537 (decreased) between 2021 and 2022; and increase of 206 (0.13%) between 2022 and 2023.
How has the population of St. Clair County, MI changed in the last 10 years?
Between 2013 and 2023, population of St. Clair County decreased by 438 (0.27%). The population was highest at 160,380 in the year 2020 and lowest at 159,130 in the year 2017. Overall the average growth rate witnessed for the last 10 years was -0.03%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)