Jefferson County was established on June 11, 1792, by William Blount, Governor of the Southwest Territory. It had been a part of Caswell County during the State of Franklin period of 1784 to 1789. Its county seat was settled in 1783. The county was named after the third president of the U.S., Thomas Jefferson. With a total area of 314 square miles with a population count of 54,495 residents.
Jefferson County was formed in 1811 and was named for Thomas Jefferson. Jefferson was the principal draftsman of the Northwest Ordinance and President of the United States from 1801 through 1809. The county seat is Madsion and was originally in contention with Vicennes and New Albany to be the states largest incorporated cities. With a total area of 363 sqaure miles, the county also has a population count of 32,208 residents.
Home of the 17th largest city in the U.S., Jefferson County, KY was established in 1780. Jefferson County is not only one of Kentucky’s’ nine original counties, but it is also named after former president Thomas Jefferson. In a historical fact, the city of Louisville was established in 1779 off of Corn Island in the Ohio River. Jefferson County has a total area of 398 square miles and has 766,757 calling the county home.