Opglabbeek is a village, former municipality located in the Belgian province of Limburg. In 2018, Opglabbeek had a total population of 10,332. The total area is 24.98 km2. The municipality consisted of the following communities: Opglabbeek proper, Nieuwe Kempen, and Louwel. Effective 1 January 2019, Opglabbeek and Meeuwen-Gruitrode were merged into the new municipality of Oudsbergen.