Marion County, KY Population by Year

In 2022, the population of Marion County was 19,775, a 0.09% increase year-by-year from 2021. Previously, in 2021, Marion County's population was 19,758, an increase of 0.87% compared to a population of 19,588 in 2020.
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Updated Sep 18, 2023

Marion County, KY population between 2000 and 2022

Over the last 20 plus years, between 2000 and 2022, population of Marion County increased by 1,533. In this period, the peak population was 20,012 in the year 2011. 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 18,242 - -
2001 18,391 149 0.82%
2002 18,511 120 0.65%
2003 18,629 118 0.64%
2004 19,002 373 2%
2005 19,168 166 0.87%
2006 19,287 119 0.62%
2007 19,333 46 0.24%
2008 19,499 166 0.86%
2009 19,600 101 0.52%
2010 19,853 253 1.29%
2011 20,012 159 0.8%
2012 19,929 -83 -0.41%
2013 19,934 5 0.03%
2014 19,084 -850 -4.26%
2015 19,219 135 0.71%
2016 19,136 -83 -0.43%
2017 19,284 148 0.77%
2018 19,314 30 0.16%
2019 19,237 -77 -0.4%
2020 19,588 351 1.82%
2021 19,758 170 0.87%
2022 19,775 17 0.09%
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Marion County, KY population from 2000 to 2022

From 2000 to 2010, Marion County's population increased by 1,611 (8.83%), 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, Marion County's population decreased by 265 (1.33%), 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 Marion County's population from 2000 to 2022, with years on x-axis and population on y-axis
Marion County's population from 2000 to 2022. The estimated population at the end of 2022 was 19,775. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2022, Marion County's population peaked in year 2011 at 20,012.

Between the year 2000 and 2022, Marion County's population was lowest in year 2000 at 18,242.

Marion County, KY annual population growth rate

Between the years 2000 and 2022, i.e. 22 annual cycles, the population of Marion County grew year by year for 18 years and declined for 4 years.

From 2000 to 2022, Marion County had an average annual population growth rate of 0.38% per year. Overall the population grew 8.40% between 2000 and 2022.

The graph shows Marion County's annual population change from 2000 to 2022, with years on x-axis and population annual growth on y-axis
Marion County's annual population change from 2000 to 2022. The average annual growth rate from 2000 to 2022 was 0.38% per year. In the last two years, the population grew by 187. Source: U.S. Census Bureau (Population Estimates Program)

From 2003 to 2004, Marion County's population grew the most with an increase of 373 (2.00%).

While from 2013 and 2014, Marion County's population declined the most with a negative growth of 850 (-4.26%).

Things to know

Is Marion County, KY population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Marion County's population increased by 187 between 2020 and 2022. The increase was 170 (0.87%) between 2020 and 2021; and increase of 17 (0.09%) between 2021 and 2022.

How has the population of Marion County, KY changed in the last 10 years?

Between 2012 and 2022, population of Marion County decreased by 159 (0.80%). The population was highest at 19,934 in the year 2013 and lowest at 19,084 in the year 2014. Overall the average growth rate witnessed for the last 10 years was -0.07%.

References

Datasets

Explore datasets by year of publication.
2023
Marion County, KY 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 Marion 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 Marion 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 Marion County was 19,775, a 0.09% increase year-by-year from 2021. Previously, in 2021, Marion County population was 19,758, an increase of 0.87% compared to a population of 19,588 in 2020. Over the last 20 plus years, between 2000 and 2022, population of Marion County increased by 1,533. In this period, the peak population was 20,012 in the year 2011. 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).

Marion 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 Marion County is shown in this column.
  • Year on Year Change: This column displays the change in Marion 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 Marion 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 Marion County

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Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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