Rock Grove Township is one of twelve townships in Floyd County, Iowa, USA. As of the 2000 census, its population was 1,849. Geography According to the United States Census Bureau, Rock Grove Township covers an area of 39.92 square miles (103.39 square kilometers); of this, 39.89 square miles (103.32 square kilometers, 99.93 percent) is land and 0.03 square miles (0.07 square kilometers, 0.07 percent) is water. Cities, towns, villages Nora Springs (vast majority) Unincorporated towns Nora Junction at (This list is based on USGS data and may include former settlements.) Adjacent townships Cedar Township, Mitchell County (northeast) Rudd Township (east) Rockford Township (south) Portland Township, Cerro Gordo County (west) Falls Township, Cerro Gordo County (northwest) Cemeteries The township contains these three cemeteries: Park, Rock Grove Township and Spring Grove. Major highways U.S. Route 18 Rivers Shell Rock River School districts Nora Springs-Rock Falls Community School District Rudd-Rockford-Marble Rk Community School District Political districts Iowa's 4th congressional district State House District 14 State Senate District 7 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 Floyd County, Iowa Townships in Iowa