Hudson Township is one of twenty-one townships in LaPorte County, Indiana, United States. As of the 2020 census, its population was 1,832 (down from 1,883 at 2010) and it contained 962 housing units. It contains the census-designated place of Hudson Lake.
Hudson Township was established in 1836.
According to the 2010 census, the township has a total area of , of which (or 93.47%) is land and (or 6.53%) is water.