Gibson Township is one of thirteen townships in Washington County, Indiana, United States. As of the 2020 census, its population was 1,105 and it contained 491 housing units.
According to the 2010 census, the township has a total area of , of which (or 99.69%) is land and (or 0.31%) is water.
(This list is based on USGS data and may include former settlements.)