Switzerland County 155 Vevay October 1, 1814 Formed from Dearborn and Jefferson County The home country of many of the early settlers,Switzerland 10,613 221sqmi　　(572km) 　
Tippecanoe County 157 Lafayette January 20, 1826 Formed from Wabash New Purchase and un-organized TheTippecanoe Riverand theBattle of Tippecanoe 172,780 500sqmi　　(1,295km) 　
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