 After the Napoleonic Wars, following which the entire surrounding area became Württemberg territory, and after a territorial reorganization of the Duchy, Ilsfeld belonged to the "Oberamt" of Bietigheim beginning in 1808, and then to the "Oberamt" of Besigheim beginning in 1810.The settlement slowly grew beyond its medieval borders, first west and east along the main street.By 1832, the town gates no longer existed.