CV XE GIS Home Page

Des Moines-West Des Moines, IA MSA Regional Analytics
  -- Population & Components of Change; 2010-15

Components of Change: 7/1/2010-6/30/2015
Natural Change 22,444
  equals Births 43,531
  less Deaths 21,087
Net Migration 28,001
  equals net International Migration 7,874
  plus net Domestic Migration 20,127

The population of the Des Moines-West Des Moines, IA MSA changed from 571,981 on 2010 to 622,899 in 2015 -- a change of 50,918 (8.90%). 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), net migration (28,001) exceeded natural change (22,444); net migration has been the primary contributing factor for the 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
  • Des Moines-West Des Moines, IA 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
Dallas County, IA19049P0000001 66,697 69,804 72,205 74,804 77,516 80,133 13,436 20.14
Guthrie County, IA19077P0000001 10,947 10,865 10,775 10,676 10,709 10,676 -271 -2.48
Madison County, IA19121P0000001 15,734 15,738 15,644 15,473 15,611 15,753 19 0.12
Polk County, IA19153P0000001 432,270 437,860 444,069 451,866 460,341 467,711 35,441 8.20
Warren County, IA19181P0000001 46,333 46,682 46,977 47,444 47,979 48,626 2,293 4.95
Total P0000001 571,981 580,949 589,670 600,263 612,156 622,899 50,918 8.90
Table 2. Births          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Dallas County, IA19049B0000001 1,152 1,009 1,129 1,219 1,223 1,257 5,837 
Guthrie County, IA19077B0000001 76 101 110 107 109 115 542 
Madison County, IA19121B0000001 248 160 172 160 151 154 797 
Polk County, IA19153B0000001 6,532 6,479 6,659 6,744 6,851 6,951 33,684 
Warren County, IA19181B0000001 540 514 514 553 540 550 2,671 
Total B0000001 8,548 8,263 8,584 8,783 8,874 9,027 43,531 
Table 3. Deaths          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Dallas County, IA19049D0000001 236 354 374 371 414 408 1,921 
Guthrie County, IA19077D0000001 172 130 111 107 127 129 604 
Madison County, IA19121D0000001 180 154 127 166 122 142 711 
Polk County, IA19153D0000001 3,100 3,106 3,094 3,272 3,220 3,264 15,956 
Warren County, IA19181D0000001 272 386 364 375 386 384 1,895 
Total D0000001 3,960 4,130 4,070 4,291 4,269 4,327 21,087 
Table 4. Natural Change          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Dallas County, IA19049NC000001 916 655 755 848 809 849 3,916 
Guthrie County, IA19077NC000001 -96 -29 -1 0 -18 -14 -62 
Madison County, IA19121NC000001 68 6 45 -6 29 12 86 
Polk County, IA19153NC000001 3,432 3,373 3,565 3,472 3,631 3,687 17,728 
Warren County, IA19181NC000001 268 128 150 178 154 166 776 
Total NC000001 4,588 4,133 4,514 4,492 4,605 4,700 22,444 
Table 5. International Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Dallas County, IA19049MI000001 88 173 137 151 171 171 803 
Guthrie County, IA19077MI000001 4 3 2 3 3 3 14 
Madison County, IA19121MI000001 4 8 5 5 5 5 28 
Polk County, IA19153MI000001 1,056 1,207 1,240 1,350 1,543 1,550 6,890 
Warren County, IA19181MI000001 12 23 25 28 32 31 139 
Total MI000001 1,164 1,414 1,409 1,537 1,754 1,760 7,874 
Table 6. Domestic Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Dallas County, IA19049MD000001 1,160 2,080 1,494 1,616 1,600 1,595 8,385 
Guthrie County, IA19077MD000001 72 -50 -92 -79 47 7 -167 
Madison County, IA19121MD000001 148 -6 -143 -183 104 109 -119 
Polk County, IA19153MD000001 1,944 1,088 1,396 2,812 3,300 2,069 10,665 
Warren County, IA19181MD000001 144 191 127 279 353 413 1,363 
Total MD000001 3,468 3,303 2,782 4,445 5,404 4,193 20,127 
Table 7. Net Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Dallas County, IA19049MN000001 1,248 2,253 1,631 1,767 1,771 1,766 9,188 
Guthrie County, IA19077MN000001 76 -47 -90 -76 50 10 -153 
Madison County, IA19121MN000001 152 2 -138 -178 109 114 -91 
Polk County, IA19153MN000001 3,000 2,295 2,636 4,162 4,843 3,619 17,555 
Warren County, IA19181MN000001 156 214 152 307 385 444 1,502 
Total MN000001 4,632 4,717 4,191 5,982 7,158 5,953 28,001 
Table 8. Group Quarters          
Area NameGeoIDItem201020112012201320142015Chg10-15%Chg 10-15
Dallas County, IA19049GQ000001 516 493 494 477 500 500 -16 -3.10
Guthrie County, IA19077GQ000001 170 163 168 166 159 159 -11 -6.47
Madison County, IA19121GQ000001 192 201 190 190 191 191 -1 -0.52
Polk County, IA19153GQ000001 9,356 9,880 9,787 9,751 9,926 9,929 573 6.12
Warren County, IA19181GQ000001 1,742 1,648 1,628 1,604 1,568 1,578 -164 -9.41
Total GQ000001 11,976 12,385 12,267 12,188 12,344 12,357 381 3.18

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