Sugar Creek Township is one of fourteen townships in Shelby County, Indiana. As of the 2010 census, its population was 1,086 and it contained 412 housing units.
Sugar Creek Township was organized in 1840.
The community took its name from Sugar Creek, which flows southward in the area just west of the community.
According to the 2010 census, the township has a total area of , of which (or 99.54%) is land and (or 0.46%) is water.
The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Sugar Creek has a humid subtropical climate, abbreviated "Cfa" on climate maps.