Columbus, IN. Online Offers. Columbus ( /kÉlÊmbÉs/) is a city in and the county seat of Bartholomew County, Indiana, United States. The population was 44,061 at the 2010 census, and the current mayor is Fred Armstrong.
In 1951, the U.S. Army Corps of Engineers began construction of the New Orleans Mississippi River Floodwall under the Dumaine Street Wharf. Between 1973 and 1992, 15 major sections were built at a cost of $30 million.
Cars, carried by floodwaters, smashed into buildings in Ellicott City, July 30, 2016. Update, 7:45 p.m. Sunday: Two people swept away by the floodwaters in Ellicott City lost their lives Saturday night. The scene in Ellicott City Saturday night was scary, surreal and downright dangerous.