Billund is a town in Jutland, Denmark. With a population of 7,307, Billund is the second largest town in Billund Municipality, behind the municipal seat of Grindsted. It is located approximately 13 kilometers east of Grindsted and 27 kilometers west of Vejle. Billund is the home of the Lego Group head office. The town's economy developed from the 1930s when the Lego factory was established.