The 3 arrondissements of the Gers department are:[1] In 1800 the arrondissements of Auch, Condom, Lectoure, Lombez and Mirande were established.
The arrondissements of Lectoure and Lombez were disbanded in 1926.
[2] The borders of the arrondissements of Gers were modified in January 2017:[3]