1925: Indian River county split from Saint Lucie. 1925-05-30: Martin county formed from parts of Palm Beach and Saint Lucie. 1925-06-06: Gulf county split from Calhoun. 1925-12: Gilchrist county split from Alachua. 1997-07-22: Name of Dade county (FIPS 12025) changed to Miami-Dade. ...
Kandiyohi County Kittson County Koochiching County Lac Qui Parle County Lake County Lake Of The Wood County Le Sueur County Lincoln County Lyon County Mahnomen County Marshall County Martin County McLeod County Meeker County Mille Lacs County Morrison County Mower County Murray County Nicollet County N...