Bjerringbro is a railway town located at the railway line between Viborg and Randers and lying on both sides of the Gudenå (River Guden). Until 1 January 2007 it was the municipal seat of the former Bjerringbro Municipality and today, with a population of 7,523 (1 January 2014), it is the second largest town of Viborg Municipality, Central Denmark Region in Denmark.The town is the site of the headquarters of Grundfos, the world's largest pump manufacturer.