The town began a period of urban growth after World War II, particularly along its eastern edge. In the 1970s, there was some expansion further to the northeast, and the village of Lehensägmühle was ceded to Dobel from Bad Wildbad in 1971.
Following World War II, the town saw an increase in urban development, particularly along its eastern edge. In the 1970s, there was further expansion towards the northeast, and the village of Lehensägmühle was given to Dobel from Bad Wildbad in 1971.