Arrondissement of Pau, (prefecture of the Pyrénées-Atlantiques department: Pau) with 269 communes. The population of the arrondissement was 307,892 in 2016.
In 1800 the arrondissements of Pau, Bayonne, Mauléon, Oloron and Orthez were established. The arrondissements of Mauléon and Orthez were disbanded in 1926.[2]
The borders of the arrondissements of Pyrénées-Atlantiques were modified in January 2017:[3]
one commune from the arrondissement of Bayonne to the arrondissement of Oloron-Sainte-Marie
11 communes from the arrondissement of Oloron-Sainte-Marie to the arrondissement of Pau
11 communes from the arrondissement of Pau to the arrondissement of Oloron-Sainte-Marie