Jefferson Township was established in 1846, and named after Thomas Jefferson.[4]
Geography
Jefferson Township covers an area of 32.81 square miles (85.0 km2) and contains one incorporated settlement, Country Club. It shares part of its southern border with the city of St. Joseph in neighboring Buchanan County. The township contains four cemeteries: Fairview, Green, Ladd and Vanschoiack.
The streams of Crowley Creek, Dillon Creek and Mace Creek run through this township.