Warren County, IA Population by Year

In 2022, the population of Warren County was 54,327, a 1.57% increase year-by-year from 2021. Previously, in 2021, Warren County's population was 53,487, an increase of 1.71% compared to a population of 52,588 in 2020.
Neilsberg Research Avatar
Updated Sep 18, 2023

Warren County, IA population between 2000 and 2022

Over the last 20 plus years, between 2000 and 2022, population of Warren County increased by 13,545. In this period, the peak population was 54,327 in the year 2022. 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 40,782 - -
2001 41,045 263 0.64%
2002 41,354 309 0.75%
2003 42,078 724 1.75%
2004 42,435 357 0.85%
2005 43,138 703 1.66%
2006 43,919 781 1.81%
2007 44,555 636 1.45%
2008 45,074 519 1.16%
2009 45,489 415 0.92%
2010 46,341 852 1.87%
2011 46,654 313 0.68%
2012 46,906 252 0.54%
2013 47,369 463 0.99%
2014 47,848 479 1.01%
2015 48,486 638 1.33%
2016 49,383 897 1.85%
2017 50,087 704 1.43%
2018 51,053 966 1.93%
2019 51,548 495 0.97%
2020 52,588 1,040 2.02%
2021 53,487 899 1.71%
2022 54,327 840 1.57%
Exploring Warren County's Diversity? Request Customized Data Now!

Warren County, IA population from 2000 to 2022

From 2000 to 2010, Warren County's population increased by 5,559 (13.63%), 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, Warren County's population increased by 6,247 (13.48%), 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 Warren County's population from 2000 to 2022, with years on x-axis and population on y-axis
Warren County's population from 2000 to 2022. The estimated population at the end of 2022 was 54,327. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2022, Warren County's population peaked in year 2022 at 54,327.

Between the year 2000 and 2022, Warren County's population was lowest in year 2000 at 40,782.

Warren County, IA annual population growth rate

Between the years 2000 and 2022, i.e. 22 annual cycles, the population of Warren County grew year by year for 22 years and declined for 0 years.

From 2000 to 2022, Warren County had an average annual population growth rate of 1.51% per year. Overall the population grew 33.21% between 2000 and 2022.

The graph shows Warren County's annual population change from 2000 to 2022, with years on x-axis and population annual growth on y-axis
Warren County's annual population change from 2000 to 2022. The average annual growth rate from 2000 to 2022 was 1.51% per year. In the last two years, the population grew by 1,739. Source: U.S. Census Bureau (Population Estimates Program)

From 2019 to 2020, Warren County's population grew the most with an increase of 1,040 (2.02%).

While from 2011 and 2012, Warren County's population grew the least with a growth of 252 (0.54%).

Things to know

Is Warren County, IA population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Warren County's population increased by 1,739 between 2020 and 2022. The increase was 899 (1.71%) between 2020 and 2021; and increase of 840 (1.57%) between 2021 and 2022.

How has the population of Warren County, IA changed in the last 10 years?

Between 2012 and 2022, population of Warren County increased by 6,958 (14.69%). The population was highest at 54,327 in the year 2022 and lowest at 47,369 in the year 2013. Overall the average growth rate witnessed for the last 10 years was 1.48%.

References

Datasets

Explore datasets by year of publication.
2023
Warren County, IA 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 Warren 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 Warren 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 Warren County was 54,327, a 1.57% increase year-by-year from 2021. Previously, in 2021, Warren County population was 53,487, an increase of 1.71% compared to a population of 52,588 in 2020. Over the last 20 plus years, between 2000 and 2022, population of Warren County increased by 13,545. In this period, the peak population was 54,327 in the year 2022. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth. Source: U.S. Census Bureau Population Estimates Program (PEP).

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

About the author

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

Share

This article is for informational purposes only and is not intended to be legal or tax advice. We recommend that you consult with a qualified professional such as a lawyer or accountant before making a decision. Many of the products and services featured here are from our affiliate partners. We may receive commissions on purchases made from our chosen links. Read advertiser disclosure.