About this dataset

Context

The dataset tabulates the Peoria County population distribution across 18 age groups. It lists the population in each age group along with the percentage population relative of the total population for Peoria County. The dataset can be utilized to understand the population distribution of Peoria County by age. For example, using this dataset, we can identify the largest age group in Peoria County.

Key observations

The largest age group in Peoria County, IL was for the group of age 5 to 9 years years with a population of 12,965 (7.21%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Peoria County, IL was the 80 to 84 years years with a population of 3,482 (1.94%). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 in consideration
• Population: The population for the specific age group in the Peoria County is shown in this column.
• % of Total Population: This column displays the population of each age group as a proportion of Peoria County total population. 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 Age. 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.

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

Comprehensive demographic dataset for Peoria, IL, US including population statistics, household income, housing units, education levels, employment data, and transportation with year-over-year changes.

Graph and download economic data for Population Estimate, Total (5-year estimate) in Peoria County, IL (B03002001E017143) from 2009 to 2023 about Peoria County, IL; Peoria; IL; estimate; 5-year; persons; 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 distribution across 18 age groups. It lists the population in each age group along with the percentage population relative of the total population for West Peoria. The dataset can be utilized to understand the population distribution of West Peoria by age. For example, using this dataset, we can identify the largest age group in West Peoria.

Key observations

The largest age group in West Peoria, IL was for the group of age 30 to 34 years years with a population of 469 (11.05%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in West Peoria, IL was the 85 years and over years with a population of 114 (2.68%). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 in consideration
• Population: The population for the specific age group in the West Peoria is shown in this column.
• % of Total Population: This column displays the population of each age group as a proportion of West Peoria total population. 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 Age. You can refer the same here

Comprehensive demographic dataset for East Peoria, IL, US including population statistics, household income, housing units, education levels, employment data, and transportation with year-over-year changes.

About this dataset

Context

The dataset tabulates the data for the West Peoria, IL population pyramid, which represents the West Peoria population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 West Peoria, IL, is 26.6.
• Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for West Peoria, IL, is 42.8.
• Total dependency ratio for West Peoria, IL is 69.4.
• Potential support ratio, which is the number of youth (working age population) per elderly, for West Peoria, IL is 2.3.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 West Peoria population analysis. Total expected values are 18 and are define above in the age groups section.
• Population (Male): The male population in the West Peoria for the selected age group is shown in the following column.
• Population (Female): The female population in the West Peoria for the selected age group is shown in the following column.
• Total Population: The total population of the West Peoria 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 West Peoria Population by Age. You can refer the same here

Graph and download economic data for Population Estimate, Total, Not Hispanic or Latino, Some Other Race Alone (5-year estimate) in Peoria County, IL (B03002008E017143) from 2009 to 2023 about Peoria County, IL; Peoria; non-hispanic; IL; estimate; 5-year; persons; population; and USA.

Graph and download economic data for Percent of Population Below the Poverty Level (5-year estimate) in Peoria County, IL (S1701ACS017143) from 2012 to 2023 about Peoria County, IL; Peoria; IL; poverty; percent; 5-year; population; and USA.

Comprehensive demographic dataset for Northwest Peoria, Peoria, IL, US including population statistics, household income, housing units, education levels, employment data, and transportation with year-over-year changes.

About this dataset

Context

The dataset tabulates the East 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 East 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 East Peoria was 22,012, a 0.33% decrease year-by-year from 2022. Previously, in 2022, East Peoria population was 22,084, a decline of 0.85% compared to a population of 22,274 in 2021. Over the last 20 plus years, between 2000 and 2023, population of East Peoria decreased by 659. In this period, the peak population was 23,528 in the year 2012. 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 East Peoria is shown in this column.
• Year on Year Change: This column displays the change in East 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 East Peoria Population by Year. You can refer the same here

Graph and download economic data for Estimate of Median Household Income for Peoria County, IL (MHIIL17143A052NCEN) from 1989 to 2023 about Peoria County, IL; Peoria; IL; households; median; income; and USA.

About this dataset

Context

The dataset tabulates the Peoria County population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). It lists the population in each age cohort group along with its percentage relative to the total population of Peoria County. The dataset can be utilized to understand the population distribution across children, working population and senior population for dependency ratio, housing requirements, ageing, migration patterns etc.

Key observations

The largest age group was 18 to 64 years with a poulation of 104,538 (58.13% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

Age cohorts:

• Under 18 years
• 18 to 64 years
• 65 years and over

Variables / Data Columns

• Age Group: This column displays the age cohort for the Peoria County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
• Population: The population for the age cohort in Peoria County is shown in the following column.
• Percent of Total Population: The population as a percent of total population of the Peoria County 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

Graph and download economic data for 90% Confidence Interval Lower Bound of Estimate of Median Household Income for Peoria County, IL (MHICILBIL17143A052NCEN) from 1989 to 2023 about Peoria County, IL; Peoria; IL; households; median; income; and USA.

Comprehensive demographic dataset for North Valley, Peoria, IL, US including population statistics, household income, housing units, education levels, employment data, and transportation with year-over-year changes.

Population Estimate, Total, Hispanic or Latino (5-year estimate) in Peoria County, IL was 10348.00000 Persons in January of 2023, according to the United States Federal Reserve. Historically, Population Estimate, Total, Hispanic or Latino (5-year estimate) in Peoria County, IL reached a record high of 10348.00000 in January of 2023 and a record low of 5177.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Hispanic or Latino (5-year estimate) in Peoria County, IL - last updated from the United States Federal Reserve on October of 2025.

Graph and download economic data for Poverty Universe, All Ages for Peoria County, IL (PUAAIL17143A647NCEN) from 1998 to 2023 about Peoria County, IL; Peoria; IL; poverty; 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.