Counties by black adults (>25) with a bachelor's degree or higher:
Howard, MD (55%)
Arlington, VA (54%)
Loudoun, VA (53%)
Fayette, GA (53%)
Fairfax (city), VA (52%)
Fairfax (county), VA (51%)
McDonough, IL (50%)
Montgomery, MD (47%)
Alexandria, VA (47%)
Collin, TX (46%)