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.

Hartford County, CT

Year Starting population Ending population Change Percent change Natural increase Net migration
2000-2001 858,416 862,573 4,157 0.48% 2,383 1,774
2001-2002 862,573 867,451 4,878 0.57% 2,761 2,117
2002-2003 867,451 873,335 5,884 0.68% 2,332 3,552
2003-2004 873,335 874,449 1,114 0.13% 2,758 -1,644
2004-2005 874,449 878,081 3,632 0.42% 2,451 1,181
2005-2006 878,081 881,298 3,217 0.37% 2,391 826
2006-2007 881,298 884,548 3,250 0.37% 2,926 324
2007-2008 884,548 887,891 3,343 0.38% 2,706 637
2008-2009 887,891 891,667 3,776 0.43% 2,872 904
2009-2010 891,667 895,197 3,530 0.40% 2,507 1,023
2010-2011 895,197 897,142 1,945 0.22% 1,801 144
2011-2012 897,142 897,698 556 0.06% 1,739 -1,183
2012-2013 897,698 898,848 1,150 0.13% 1,640 -490
2013-2014 898,848 897,985 -863 -0.10% 1,589 -2,452
2014-2015 896,871 895,841 -1,030 -0.11% 1,480 -2,510
2015-2016 895,841 895,497 -344 -0.04% 1,009 -1,353
2016-2017 895,497 895,388 -109 -0.01% 1,044 -1,153