Lewistown is a city in Fulton County, Illinois, United States. It was named by its founder, Ossian M. Ross, after his oldest son, Lewis W. Ross. The population was 2,384 at the 2010 census, down from 2,522 at the 2000 census. It is the county seat of Fulton County. Located in central Illinois, it is southwest of Peoria. It is the source of Spoon River Anthology by Edgar Lee Masters, who lived there. Native American burial mounds are nearby at Dickson Mounds off Illinois Route 97.HistoryThe city was named for Lewis Ross, the son of a first settler. The Lewistown post office has been in operation since 1831. It contains a tempera on canvas mural titled Lewiston Milestones, painted by Ida Abelman in 1941, depicting the Lincoln–Douglas debates. Murals were produced from 1934 to 1943 in the United States through the Section of Painting and Sculpture, later called the Section of Fine Arts, of the U.S. Treasury Department.
