CV XE GIS Home Page

Decatur, IL MSA Regional Analytics
  -- Population & Components of Change; 2010-15

Components of Change: 7/1/2010-6/30/2015
Natural Change 833
  equals Births 6,726
  less Deaths 5,893
Net Migration -4,110
  equals net International Migration 406
  plus net Domestic Migration -4,516

The population of the Decatur, IL MSA changed from 110,780 on 2010 to 107,303 in 2015 -- a change of -3,477 (-3.14%). 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 metro and metro 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 (833) was not enough to offset outbound net migration (-4,110); outbound net migration has been the primary contributing factor for the total metro population change. Examine the metro by county tables below to learn about how each county contributes to the metro 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.

Related Sections
  • Decatur, IL MSA S&O Report
  • State of the States -- all states interactive table
  • Metro S&O Reports -- all metros interactive table
  • CountyTrends 2010-2015 -- all counties interactive table
  • CountyTrends -- multi-sourced county data
  • Regional Data Analytics Main

Table 1. Population          
Area NameGeoIDItem201020112012201320142015Chg 10-15%Chg 10-15
Macon County, IL17115P0000001 110,780 110,630 110,103 109,550 108,381 107,303 -3,477 -3.14
Table 2. Births          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Macon County, IL17115B0000001 1,424 1,385 1,320 1,389 1,316 1,316 6,726 
Table 3. Deaths          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Macon County, IL17115D0000001 992 1,172 1,183 1,174 1,221 1,143 5,893 
Table 4. Natural Change          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Macon County, IL17115NC000001 432 213 137 215 95 173 833 
Table 5. International Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Macon County, IL17115MI000001 92 71 71 79 92 93 406 
Table 6. Domestic Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Macon County, IL17115MD000001 -480 -374 -738 -829 -1,335 -1,240 -4,516 
Table 7. Net Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Macon County, IL17115MN000001 -388 -303 -667 -750 -1,243 -1,147 -4,110 
Table 8. Group Quarters          
Area NameGeoIDItem201020112012201320142015Chg10-15%Chg 10-15
Macon County, IL17115GQ000001 4,059 4,090 4,121 4,145 4,137 4,130 71 1.75

Source: developed by ProximityOne based on Census Bureau and other data.
  -- http://proximityone.com (888.364.7656)