CHESTER COUNTY, PA., AT A GLANCE 70%

2012 turnout: of voting-age citizens. Closest county in Pennsylvania in 2012 (Romney beat Obama by two-tenths of a point) History: Has voted Democratic for president once since 1964 (2008) Est. 2015 population: 515,939 Non-Hispanic white 80% Latino 7% African-American 6% Asian 5% Education Bachelor’s degree: 49% (most in Pennsylvania) Median household income $86,093 $53,482 (National avg.) Poverty rate 7.3% 14.8% (National avg.) Unemployment rate 3.7% (2015 avg.)