Oer-Erkenschwick is a town located in the district of Recklinghausen within the state of North Rhine-Westphalia, Germany. It is situated on the northern periphery of the Ruhrgebiet region, approximately 5 km north-east of the city of Recklinghausen.
A notable linguistic characteristic of the town's name is its pronunciation; the "Oer" portion should be pronounced like the German word "Ohr" rather than as "Ör."