Languages U.S. county name frequency January 19, 2017 Alex This post may contain affiliate links. As an Amazon Associate, we earn from qualifying purchases. Source: www.metricmaps.com Related Posts:How Each State got its NameThe Most Isolated City in Each U.S. State MappedU.S. Non-Hispanic White Population by County (1990 - 2017)The Wealthiest and Poorest County in Every U.S. StateLife expectancy in the United StatesHow America’s Source of Immigrants Has Changed in…The Oldest Cities in the U.S. MappedEtymological Map of America