Roscoe Township covers an area of 25.5 square miles (66.05 square kilometers); of this, 0.05 square miles (0.14 square kilometers), or 0.21 percent, is water.
Unincorporated towns •
Waneta •
Wanetta Corner (This list is based on USGS data and may include former settlements.)
Adjacent townships •
Prairie Township (north) •
Jackson Township, Van Buren County (east) •
Grove Township (west)
Cemeteries The township contains three cemeteries: Brown, Hubbard and Round Grove. ==References==