COUNTY ORGANIZED: 1838
COUNTY NAMED FOR: Marquis de Lafayette.
COUNTY SEAT NAMED FOR: La Grange is the name of the chateau to which Lafayette retired outside of Paris.
Four - 1838, 1848, 1855, and 1891
STANDING: One - 1891 Romanesque Revival courthouse built of stone.
RENOVATION: Complete -
Rededication June 25, 2005.