The unemployment rate among people who have a bachelor’s degree is less than half of the unemployment rate for those with only a high school diploma.

4.1 %
bachelor’s degree or higher
6.5%
some college or an associate degree
8.7%
high school graduates, no college
12.7%
Less than a high school diploma

U.S. Bureau of Labor Statistics, 2012

During their lifetime, people with a bachelor’s degree earn nearly twice as much as people with only a high school diploma. Median lifetime earnings by highest education attainment at the time of the last U.S. Census (2009):

Value of higher education