The canton of Herblay-sur-Seine (before 2021: Herblay)[1] is an administrative division of the Val-d'Oise department, Île-de-France region, northern France.
Its borders were modified at the French canton reorganisation which came into effect in March 2015.
Its seat is in Herblay-sur-Seine.
[2] It consists of the following communes:[2] This Val-d'Oise geographical article is a stub.
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