Denklingen is one of 106 localities that make up the German municipality of Reichshof in the Oberbergischer Kreis. It is part of the region of Cologne in North Rhine-Westphalia. It is close to the towns of Gummersbach, Cologne, and Siegen. As of 31 December 2022, the population of Denklingen is 2.031. Denklingen is also Reichshof's administrative center.