State/County Annual Population Change

Select a state and (optional) county to show annual population change from 2000 to 2017.

Usage/data notes

  • Natural increase is the difference between births and deaths in a year.
  • Net migration is the difference between total change (starting and ending populations) and natural increase. Positive numbers represent migration into the selected area.
  • Pre-2010 figures are intercensal estimates issued October 2011.
  • Visit the MCDC population estimates page for more population-related data applications.

St. Louis County, MO

Year Starting population Ending population Change Percent change Natural increase Net migration
2000-2001 1,016,178 1,016,243 65 0.01% 2,895 -2,830
2001-2002 1,016,243 1,014,359 -1,884 -0.19% 2,441 -4,325
2002-2003 1,014,359 1,011,678 -2,681 -0.26% 2,494 -5,175
2003-2004 1,011,678 1,007,813 -3,865 -0.38% 2,806 -6,671
2004-2005 1,007,813 1,004,109 -3,704 -0.37% 2,623 -6,327
2005-2006 1,004,109 1,002,050 -2,059 -0.21% 2,896 -4,955
2006-2007 1,002,050 999,389 -2,661 -0.27% 3,190 -5,851
2007-2008 999,389 998,331 -1,058 -0.11% 3,019 -4,077
2008-2009 998,331 998,618 287 0.03% 2,664 -2,377
2009-2010 998,618 998,880 262 0.03% 2,847 -2,585
2010-2011 998,880 999,067 187 0.02% 2,543 -2,356
2011-2012 999,067 1,000,800 1,733 0.17% 2,498 -765
2012-2013 1,000,800 1,001,491 691 0.07% 2,010 -1,319
2013-2014 1,001,491 1,001,876 385 0.04% 1,993 -1,608
2014-2015 1,002,188 1,003,362 1,174 0.12% 2,073 -899
2015-2016 1,003,362 998,216 -5,146 -0.51% 1,573 -6,719
2016-2017 998,216 996,726 -1,490 -0.15% 1,487 -2,977