Educational attainment refers to the highest level of school completed.
In New Hampshire...
Note: Rankings based on American Community Survey (ACS) 5-year estimates should be interpreted with caution. These data are based on samples drawn from the larger population. Data value differences between geographic units may not be statistically significant, particularly in areas with small populations.
Source: 2013-14: U.S. Bureau of the Census, American Community Survey, 2014 ACS 5-year Estimates, American Factfinder, http://factfinder2.census.gov/