Resident Population in Illinois (ILPOP)

Observations

2021: 12,703.354
Updated: Mar 3, 2026 5:41 PM CST
Next Release Date: Not Available
2021:  12,703.354  
2020:  12,795.348  
2019:  12,667.017  
2018:  12,724.685  
2017:  12,779.893  
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Units:

Thousands of Persons,
Not Seasonally Adjusted

Frequency:

Annual

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Notes

Source: U.S. Census Bureau  

Release: Annual Estimates of the Population for the U.S. and States, and for Puerto Rico  

Units:  Thousands of Persons, Not Seasonally Adjusted

Frequency:  Annual

Notes:

Data for "Resident Population" from 1901 to present are July 1 estimates of each year.

Suggested Citation:

U.S. Census Bureau, Resident Population in Illinois [ILPOP], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/ILPOP, .

Release Tables

Annual Estimates of the Population for the U.S. and States, and for Puerto Rico

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Related Categories

Illinois States U.S. Regional Data

Releases

More Series from Annual Estimates of the Population for the U.S. and States, and for Puerto Rico

Tags

Illinois Residents Population State Census Annual Public Domain: Citation Requested United States of America Not Seasonally Adjusted

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