Douglas County, IL Population by Year

In 2022, the population of Douglas County was 19,755, a 0.08% increase year-by-year from 2021. Previously, in 2021, Douglas County's population was 19,740, a decline of 0.09% compared to a population of 19,758 in 2020.
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Updated Sep 18, 2023

Douglas County, IL population between 2000 and 2022

Over the last 20 plus years, between 2000 and 2022, population of Douglas County decreased by 186. In this period, the peak population was 19,977 in the year 2010. 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 19,941 - -
2001 19,952 11 0.06%
2002 19,879 -73 -0.37%
2003 19,811 -68 -0.34%
2004 19,836 25 0.13%
2005 19,770 -66 -0.33%
2006 19,710 -60 -0.3%
2007 19,590 -120 -0.61%
2008 19,432 -158 -0.81%
2009 19,335 -97 -0.5%
2010 19,977 642 3.32%
2011 19,863 -114 -0.57%
2012 19,881 18 0.09%
2013 19,853 -28 -0.14%
2014 19,898 45 0.23%
2015 19,827 -71 -0.36%
2016 19,732 -95 -0.48%
2017 19,616 -116 -0.59%
2018 19,449 -167 -0.85%
2019 19,450 1 0.01%
2020 19,758 308 1.58%
2021 19,740 -18 -0.09%
2022 19,755 15 0.08%
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Douglas County, IL population from 2000 to 2022

From 2000 to 2010, Douglas County's population increased by 36 (0.18%), 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, Douglas County's population decreased by 219 (1.10%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.

The graph shows Douglas County's population from 2000 to 2022, with years on x-axis and population on y-axis
Douglas County's population from 2000 to 2022. The estimated population at the end of 2022 was 19,755. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2022, Douglas County's population peaked in year 2010 at 19,977.

Between the year 2000 and 2022, Douglas County's population was lowest in year 2009 at 19,335.

Douglas County, IL annual population growth rate

Between the years 2000 and 2022, i.e. 22 annual cycles, the population of Douglas County grew year by year for 8 years and declined for 14 years.

From 2000 to 2022, Douglas County had an average annual population growth rate of -0.04% per year. Overall the population shrank 0.93% between 2000 and 2022.

The graph shows Douglas County's annual population change from 2000 to 2022, with years on x-axis and population annual growth on y-axis
Douglas County's annual population change from 2000 to 2022. The average annual growth rate from 2000 to 2022 was -0.04% per year. In the last two years, the population declined by 3. Source: U.S. Census Bureau (Population Estimates Program)

From 2009 to 2010, Douglas County's population grew the most with an increase of 642 (3.32%).

While from 2017 and 2018, Douglas County's population declined the most with a negative growth of 167 (-0.85%).

Things to know

Is Douglas County, IL population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Douglas County's population decreased by 3 between 2020 and 2022. The decrease was 18 (0.09%) between 2020 and 2021; and increase of 15 (0.08%) between 2021 and 2022.

How has the population of Douglas County, IL changed in the last 10 years?

Between 2012 and 2022, population of Douglas County decreased by 98 (0.49%). The population was highest at 19,898 in the year 2014 and lowest at 19,449 in the year 2018. Overall the average growth rate witnessed for the last 10 years was -0.06%.

References

Datasets

Explore datasets by year of publication.
2023
Douglas County, IL Population Dataset: Yearly Figures, Population Change, and Percent Change Analysis
Last updated September 18, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Douglas County population over the last 20 plus years. It lists the population for each year, along with the year on year change in population, as well as the change in percentage terms for each year. The dataset can be utilized to understand the population change of Douglas County across the last two decades. For example, using this dataset, we can identify if the population is declining or increasing. If there is a change, when the population peaked, or if it is still growing and has not reached its peak. We can also compare the trend with the overall trend of United States population over the same period of time.

Key observations

In 2022, the population of Douglas County was 19,755, a 0.08% increase year-by-year from 2021. Previously, in 2021, Douglas County population was 19,740, a decline of 0.09% compared to a population of 19,758 in 2020. Over the last 20 plus years, between 2000 and 2022, population of Douglas County decreased by 186. In this period, the peak population was 19,977 in the year 2010. The numbers suggest that the population has already reached its peak and is showing a trend of decline. Source: U.S. Census Bureau Population Estimates Program (PEP).

Douglas County population by year

Content

When available, the data consists of estimates from the U.S. Census Bureau Population Estimates Program (PEP).

Data Coverage:

  • From 2000 to 2022

Variables / Data Columns

  • Year: This column displays the data year (Measured annually and for years 2000 to 2022)
  • Population: The population for the specific year for the Douglas County is shown in this column.
  • Year on Year Change: This column displays the change in Douglas County population for each year compared to the previous year.
  • Change in Percent: This column displays the year on year change as a percentage. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Douglas County Population by Year. You can refer the same here

If you're looking for datasets from another year, please feel free to contact us at research@neilsberg.com and we'll be happy to assist you further.

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Population of places that contain Douglas County

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