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Salem, OR MSA Regional Analytics
  -- Population & Components of Change; 2010-15

Components of Change: 7/1/2010-6/30/2015
Natural Change 9,901
  equals Births 26,234
  less Deaths 16,333
Net Migration 8,228
  equals net International Migration 2,006
  plus net Domestic Migration 6,222

The population of the Salem, OR MSA changed from 391,534 on 2010 to 410,091 in 2015 -- a change of 18,557 (4.74%). 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 (9,901) exceeded net migration (8,228); natural change 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.

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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
  • Salem, OR 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
Marion County, OR41047P0000001 315,960 317,896 319,945 321,914 325,838 330,700 14,740 4.67
Polk County, OR41053P0000001 75,574 75,966 76,286 76,694 77,983 79,391 3,817 5.05
Total P0000001 391,534 393,862 396,231 398,608 403,821 410,091 18,557 4.74
Table 2. Births          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Marion County, OR41047B0000001 4,808 4,462 4,327 4,301 4,379 4,438 21,907 
Polk County, OR41053B0000001 880 870 908 853 833 863 4,327 
Total B0000001 5,688 5,332 5,235 5,154 5,212 5,301 26,234 
Table 3. Deaths          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Marion County, OR41047D0000001 2,540 2,545 2,570 2,690 2,648 2,677 13,130 
Polk County, OR41053D0000001 704 600 634 649 662 658 3,203 
Total D0000001 3,244 3,145 3,204 3,339 3,310 3,335 16,333 
Table 4. Natural Change          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Marion County, OR41047NC000001 2,268 1,917 1,757 1,611 1,731 1,761 8,777 
Polk County, OR41053NC000001 176 270 274 204 171 205 1,124 
Total NC000001 2,444 2,187 2,031 1,815 1,902 1,966 9,901 
Table 5. International Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Marion County, OR41047MI000001 204 347 262 319 418 446 1,792 
Polk County, OR41053MI000001 60 39 35 41 49 50 214 
Total MI000001 264 386 297 360 467 496 2,006 
Table 6. Domestic Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Marion County, OR41047MD000001 72 -245 68 27 1,619 2,452 3,921 
Polk County, OR41053MD000001 444 112 14 167 931 1,077 2,301 
Total MD000001 516 -133 82 194 2,550 3,529 6,222 
Table 7. Net Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
Marion County, OR41047MN000001 276 102 330 346 2,037 2,898 5,713 
Polk County, OR41053MN000001 504 151 49 208 980 1,127 2,515 
Total MN000001 780 253 379 554 3,017 4,025 8,228 
Table 8. Group Quarters          
Area NameGeoIDItem201020112012201320142015Chg10-15%Chg 10-15
Marion County, OR41047GQ000001 10,430 10,414 10,692 10,666 10,712 10,725 295 2.83
Polk County, OR41053GQ000001 1,885 1,978 1,958 1,915 1,913 1,915 30 1.59
Total GQ000001 12,315 12,392 12,650 12,581 12,625 12,640 325 2.64

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