About this dataset

Context

The dataset tabulates the Peoria 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 Peoria 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 2023, the population of Peoria County was 177,513, a 0.27% decrease year-by-year from 2022. Previously, in 2022, Peoria County population was 178,000, a decline of 0.91% compared to a population of 179,638 in 2021. Over the last 20 plus years, between 2000 and 2023, population of Peoria County decreased by 5,732. In this period, the peak population was 188,688 in the year 2013. 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).

Content

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

Data Coverage:

• From 2000 to 2023

Variables / Data Columns

• Year: This column displays the data year (Measured annually and for years 2000 to 2023)
• Population: The population for the specific year for the Peoria County is shown in this column.
• Year on Year Change: This column displays the change in Peoria 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 Peoria County Population by Year. You can refer the same here

Graph and download economic data for Resident Population in Peoria County, IL (ILPEOR3POP) from 1970 to 2024 about Peoria County, IL; Peoria; IL; residents; population; and USA.

Graph and download economic data for Resident Population in Peoria, IL (MSA) (PEOPOP) from 2000 to 2024 about Peoria, IL, residents, population, and USA.

About this dataset

Context

The dataset tabulates the West Peoria population by year. The dataset can be utilized to understand the population trend of West Peoria.

Content

The dataset constitues the following datasets

• West Peoria, IL Population Dataset: Yearly Figures, Population Change, and Percent Change Analysis

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/.

About this dataset

Context

The dataset tabulates the West Peoria 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 West Peoria 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 2023, the population of West Peoria was 4,152, a 0.34% decrease year-by-year from 2022. Previously, in 2022, West Peoria population was 4,166, a decline of 1.05% compared to a population of 4,210 in 2021. Over the last 20 plus years, between 2000 and 2023, population of West Peoria decreased by 615. In this period, the peak population was 4,767 in the year 2000. 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).

Content

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

Data Coverage:

• From 2000 to 2023

Variables / Data Columns

• Year: This column displays the data year (Measured annually and for years 2000 to 2023)
• Population: The population for the specific year for the West Peoria is shown in this column.
• Year on Year Change: This column displays the change in West Peoria 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 West Peoria Population by Year. You can refer the same here

A dataset listing Illinois cities by population for 2024.

About this dataset

Context

The dataset tabulates the West Peoria population by age. The dataset can be utilized to understand the age distribution and demographics of West Peoria.

Content

The dataset constitues the following three datasets

• West Peoria, IL Age Group Population Dataset: A complete breakdown of West Peoria age demographics from 0 to 85 years, distributed across 18 age groups
• West Peoria, IL Age Cohorts Dataset: Children, Working Adults, and Seniors in West Peoria - Population and Percentage Analysis
• West Peoria, IL Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis

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/.

Graph and download economic data for Resident Population in Tazewell County, IL (ILTAZE5POP) from 1970 to 2024 about Tazewell County, IL; Peoria; IL; residents; population; and USA.

Graph and download economic data for Resident Population in Marshall County, IL (ILMARS3POP) from 1970 to 2024 about Marshall County, IL; Peoria; IL; residents; population; and USA.

About this dataset

Context

The dataset tabulates the data for the Peoria County, IL population pyramid, which represents the Peoria County population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates. It lists the male and female population for each age group, along with the total population for those age groups. Higher numbers at the bottom of the table suggest population growth, whereas higher numbers at the top indicate declining birth rates. Furthermore, the dataset can be utilized to understand the youth dependency ratio, old-age dependency ratio, total dependency ratio, and potential support ratio.

Key observations

• Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Peoria County, IL, is 31.7.
• Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Peoria County, IL, is 28.3.
• Total dependency ratio for Peoria County, IL is 60.0.
• Potential support ratio, which is the number of youth (working age population) per elderly, for Peoria County, IL is 3.5.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Age groups:

• Under 5 years
• 5 to 9 years
• 10 to 14 years
• 15 to 19 years
• 20 to 24 years
• 25 to 29 years
• 30 to 34 years
• 35 to 39 years
• 40 to 44 years
• 45 to 49 years
• 50 to 54 years
• 55 to 59 years
• 60 to 64 years
• 65 to 69 years
• 70 to 74 years
• 75 to 79 years
• 80 to 84 years
• 85 years and over

Variables / Data Columns

• Age Group: This column displays the age group for the Peoria County population analysis. Total expected values are 18 and are define above in the age groups section.
• Population (Male): The male population in the Peoria County for the selected age group is shown in the following column.
• Population (Female): The female population in the Peoria County for the selected age group is shown in the following column.
• Total Population: The total population of the Peoria County for the selected age group is shown in the following column.

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 Peoria County Population by Age. You can refer the same here

Resident Population in Peoria County, IL was 179.63000 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Peoria County, IL reached a record high of 201.50000 in January of 1976 and a record low of 178.50300 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Peoria County, IL - last updated from the United States Federal Reserve on November of 2025.

Resident Population in Peoria, IL (MSA) was 364.56500 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Peoria, IL (MSA) reached a record high of 418.18300 in January of 2013 and a record low of 363.59700 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Peoria, IL (MSA) - last updated from the United States Federal Reserve on December of 2025.

Graph and download economic data for Resident Population in Woodford County, IL (ILWOOD3POP) from 1970 to 2024 about Woodford County, IL; Peoria; IL; residents; population; and USA.

Graph and download economic data for Resident Population in Stark County, IL (ILSTAR5POP) from 1970 to 2024 about Stark County, IL; Peoria; IL; residents; population; and USA.

About this dataset

Context

The dataset tabulates the Peoria population by age. The dataset can be utilized to understand the age distribution and demographics of Peoria.

Content

The dataset constitues the following three datasets

• Peoria, IL Age Group Population Dataset: A complete breakdown of Peoria age demographics from 0 to 85 years, distributed across 18 age groups
• Peoria, IL Age Cohorts Dataset: Children, Working Adults, and Seniors in Peoria - Population and Percentage Analysis
• Peoria, IL Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis

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/.

A dataset listing Illinois counties by population for 2024.

Graph and download economic data for Civilian Labor Force in Peoria, IL (MSA) (LAUMT173790000000006A) from 1990 to 2024 about Peoria, IL, civilian, labor force, labor, household survey, and USA.

Graph and download economic data for Civilian Labor Force in Peoria County, IL (LAUCN171430000000006A) from 1990 to 2024 about Peoria County, IL; Peoria; IL; civilian; labor force; labor; household survey; and USA.

About this dataset

Context

The dataset tabulates the East Peoria population by age. The dataset can be utilized to understand the age distribution and demographics of East Peoria.

Content

The dataset constitues the following three datasets

• East Peoria, IL Age Group Population Dataset: A complete breakdown of East Peoria age demographics from 0 to 85 years, distributed across 18 age groups
• East Peoria, IL Age Cohorts Dataset: Children, Working Adults, and Seniors in East Peoria - Population and Percentage Analysis
• East Peoria, IL Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis

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/.

Graph and download economic data for Unemployment Rate in Peoria, IL (MSA) (LAUMT173790000000003A) from 1990 to 2024 about Peoria, IL, household survey, unemployment, rate, and USA.