 The Homer ZIP code, 49245, serves the entire township as well as portions of Clarendon Township to the west, Eckford Township to the northwest and Albion Township to the north.According to the United States Census Bureau, Homer Township has a total area of , of which is land and , or 1.44%, is water.As of the census of 2000, there were 3,010 people, 1,117 households, and 797 families residing in the township.