State of Illinois Regional Analytics -- Population & Components of Change; 2010-15
Components of Change: 7/1/2010-6/30/2015
equals net International Migration
plus net Domestic Migration
The population of the State of Illinois changed from 12,841,249 on 2010 to 12,859,995 in 2015 -- a change of 18,746 (0.15%). This report provides a summary of how and why the population has changed during this period and what these factors suggest about future change.
Primary Contributing Factors to Change The primary contributing factors resulting in population change are 1) natural change (births less deaths) and/or 2) net migration. Eight tables are presented below providing annual data for each component county of the state and state summary. The tables provide data on the total population, births, deaths, natural change (births less deaths), international migration, domestic migration and net migration.
From 2010 to 2015 (7/1/2010-6/30/2015), natural change (278,146) exceeded net migration (-247,699); natural change has been the primary contributing factor for the total state population change.
Examine the state by county tables below to learn about how each county contributes to the state population growth or decline.
Data Analytics Lab Sessions Join in the weekly Data Analytics Lab sessions (Tuesdays, 3:00 pm ET) where we review demographic-economic characteristics and patterns for wide-ranging geography and updates/extensions to data provided here. No fee, no registration, see connectivity details.