  white river is a town in ashland county, wisconsin, united states. the population was 921 at the 2010 census. the census-designated place of marengo and unincorporated community of sanborn are located in the town. ==geography== according to the united states census bureau, the town has a total area of , of which  is land and , or 0.15%, is water. ==demographics== as of the [
Towns_in_Ashland_County,_Wisconsin Towns_in_Wisconsin