what parish is newellton, la in
Lake St. Joseph as seen from behind Britt's Pharmacy in Newellton. Newellton is a town in northern Tensas Parish in the northeastern part of the U.S. state of Louisiana. The population is 1,227 in the 2010 census, a decline of 255 persons, or 17 percent, from the 2000 tabulation of 1,482.