The 3 arrondissements of the Vendée department are:[1] In 1800 the arrondissements of Fontenay-le-Comte, Montaigu and Les Sables-d'Olonne were established.
La Roche-sur-Yon replaced Fontenay-le-Comte as prefecture in 1804.
Fontenay-le-Comte replaced Montaigu as subprefecture in 1811.
[2] The borders of the arrondissements of Vendée were modified in January 2017, when 11 communes from the arrondissement of La Roche-sur-Yon were transferred to the arrondissement of Fontenay-le-Comte and eight communes from the arrondissement of Les Sables-d'Olonne moved to the arrondissement of La Roche-sur-Yon.
[3] In January 2019 the commune Landeronde passed from the arrondissement of Les Sables-d'Olonne to the arrondissement of La Roche-sur-Yon.