Some of the cities, towns, and places in Ouachita Parish are Bawcomville, Bosco, Brownsville, Calhoun, Claiborne, Fairbanks, Lakeshore, Monroe, Pine Grove, Richwood, Sterlington, Swartz, West Monroe, Wham
Ouachita Parish (French: Paroisse d'Ouachita) is located in the northern part of the U.S. state of Louisiana. As of the 2010 census, the population was 153,720. The parish seat is Monroe. The parish was formed in 1807.Ouachita Parish is part of the Monroe, LA Metropolitan Statistical Area. Located here is Watson Brake, the oldest indigenous earthwork mound complex in North America. It was dated to 5400 BP, or about 3500 BCE, making it older than the monuments of the Egyptian pyramids or England's Stonehenge. It is on privately owned land and not available for public viewing.