Odder is a town in the Odder municipality, just south of Aarhus, and in Region Midtjylland. As of 1 January 2014 Odder had a population of 11,404. The town is located in the middle of Denmark, just south of the city of Aarhus and is often affectionately described by its inhabitants as "the heart of Denmark". The 26.5-kilometre (16.5 mi) Odderbanen train line connects the town and other towns in the municipality to Aarhus. The railway line is known as Oddergrisen ("The Odder Pig").