In 1800 the arrondissements of Angers, Baugé, Beaupréau, Saumur and Segré were established. In 1857 Cholet replaced Beaupréau as subprefecture. The arrondissement of Baugé was disbanded in 1926.[5]
The borders of the arrondissements of Maine-et-Loire were modified in January 2017:[6]
four communes from the arrondissement of Angers to the arrondissement of Saumur
four communes from the arrondissement of Angers to the arrondissement of Segré
two communes from the arrondissement of Saumur to the arrondissement of Angers
nine communes from the arrondissement of Saumur to the arrondissement of Cholet