State: County:

Net migration, or the difference between how many people moved in and how many moved out, is one part of population change. The other part is natural change, or the difference between births and deaths.

From 2015 - 2016, New Hampshire...

Note: All data are July 1st Population Estimates

Source: 2000 and 2009: U.S. Bureau of the Census, Population Estimates Program,

Source: 2010-2016: U.S. Bureau of the Census, American Factfinder,