The arrondissement of Chalon-sur-Saône is an arrondissement of France in the Saône-et-Loire department in the Bourgogne-Franche-Comté region.

[2] Its population is 155,905 (2021), and its area is 1,484.5 km2 (573.2 sq mi).

[3] The communes of the arrondissement of Chalon-sur-Saône, and their INSEE codes, are:[2] The arrondissement of Chalon-sur-Saône was created in 1800.

[5] As a result of the reorganisation of the cantons of France which came into effect in 2015, the borders of the cantons are no longer related to the borders of the arrondissements.

The cantons of the arrondissement of Chalon-sur-Saône were, as of January 2015:[6]