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. Charles County, MO

Year Starting population Ending population Change Percent change Natural increase Net migration
2000-2001 286,218 294,908 8,690 3.04% 2,618 6,072
2001-2002 294,908 303,224 8,316 2.82% 2,532 5,784
2002-2003 303,224 311,405 8,181 2.70% 2,459 5,722
2003-2004 311,405 319,729 8,324 2.67% 2,549 5,775
2004-2005 319,729 328,892 9,163 2.87% 2,700 6,463
2005-2006 328,892 337,952 9,060 2.75% 2,532 6,528
2006-2007 337,952 345,395 7,443 2.20% 2,695 4,748
2007-2008 345,395 351,179 5,784 1.67% 2,737 3,047
2008-2009 351,179 356,902 5,723 1.63% 2,746 2,977
2009-2010 356,902 361,671 4,769 1.34% 2,322 2,447
2010-2011 361,671 365,051 3,380 0.93% 2,363 1,017
2011-2012 365,051 368,791 3,740 1.02% 2,041 1,699
2012-2013 368,791 373,900 5,109 1.39% 2,152 2,957
2013-2014 373,900 379,493 5,593 1.50% 2,048 3,545
2014-2015 379,952 385,590 5,638 1.48% 2,089 3,549
2015-2016 385,590 390,795 5,205 1.35% 1,843 3,362
2016-2017 390,795 395,504 4,709 1.20% 1,742 2,967