Jefferson Township is one of twenty townships in Fayette County, Iowa, USA. As of the 2010 census, its population was 6,910. Geography According to the United States Census Bureau, Jefferson Township covers an area of 36.46 square miles (94.42 square kilometers); of this, 36.37 square miles (94.2 square kilometers, 99.77 percent) is land and 0.09 square miles (0.22 square kilometers, 0.23 percent) is water. Cities, towns, villages Oelwein Adjacent townships Harlan Township (north) Smithfield Township (northeast) Scott Township (east) Buffalo Township, Buchanan County (southeast) Hazleton Township, Buchanan County (south) Fairbank Township, Buchanan County (southwest) Oran Township (west) Fremont Township (northwest) Cemeteries The township contains these three cemeteries: Oakdale, Otsego and Woodlawn. Major highways Iowa Highway 3 Iowa Highway 150 Airports and landing strips Mercy Hospital Heliport Landmarks Levin Park Platt Park Red Gate Park Reedy Park Wings Park School districts Oelwein Community School District West Central Community School District Political districts Iowa's 1st congressional district State House District 18 State Senate District 9 References United States Census Bureau 2008 TIGER/Line Shapefiles United States Board on Geographic Names (GNIS) United States National Atlas External links US-Counties.com City-Data.com Townships in Fayette County, Iowa Townships in Iowa