Lincoln, IndianaLincoln is an unincorporated community in Jackson Township, Cass County, Indiana.HistoryLincoln had its start in the year 1852 by the building of the railroad through that territory. It was named for its founder, Theodore Lincoln. A post office was established at Lincoln in 1855, and remained in operation until it was discontinued in 1953.DemographicsThe United States Census Bureau delineated Lincoln as a census designated place in the 2022 American Community Survey.