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San Luis Obispo-Paso Robles-Arroyo Grande, CA MSA Regional Analytics
  -- Population & Components of Change; 2010-15

Components of Change: 7/1/2010-6/30/2015
Natural Change 2,059
  equals Births 13,300
  less Deaths 11,241
Net Migration 8,950
  equals net International Migration 1,155
  plus net Domestic Migration 7,795

The population of the San Luis Obispo-Paso Robles-Arroyo Grande, CA MSA changed from 269,905 on 2010 to 281,401 in 2015 -- a change of 11,496 (4.26%). 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 (8,950) exceeded natural change (2,059); 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.

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Related Sections
  • San Luis Obispo-Paso Robles-Arroyo Grande, CA 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
San Luis Obispo County, CA06079P0000001 269,905 271,208 274,552 276,308 279,116 281,401 11,496 4.26
Table 2. Births          
Area NameGeoIDItem201020112012201320142015Sum11-15 
San Luis Obispo County, CA06079B0000001 2,812 2,644 2,626 2,630 2,666 2,734 13,300 
Table 3. Deaths          
Area NameGeoIDItem201020112012201320142015Sum11-15 
San Luis Obispo County, CA06079D0000001 2,052 2,252 2,260 2,271 2,209 2,249 11,241 
Table 4. Natural Change          
Area NameGeoIDItem201020112012201320142015Sum11-15 
San Luis Obispo County, CA06079NC000001 760 392 366 359 457 485 2,059 
Table 5. International Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
San Luis Obispo County, CA06079MI000001 140 197 197 220 266 275 1,155 
Table 6. Domestic Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
San Luis Obispo County, CA06079MD000001 416 786 2,748 1,072 1,984 1,205 7,795 
Table 7. Net Migration          
Area NameGeoIDItem201020112012201320142015Sum11-15 
San Luis Obispo County, CA06079MN000001 556 983 2,945 1,292 2,250 1,480 8,950 
Table 8. Group Quarters          
Area NameGeoIDItem201020112012201320142015Chg10-15%Chg 10-15
San Luis Obispo County, CA06079GQ000001 16,849 16,704 17,332 16,313 16,607 15,751 -1,098 -6.52

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