Binnenmaas (Dutch pronunciation: [ˈbɪnəmaːs] ⓘ) was a municipality in the western Netherlands, in the province of South Holland.

On 1 January 2019 it was merged with Cromstrijen, Korendijk, Oud-Beijerland, and Strijen to form the municipality of Hoeksche Waard.

[4] The municipality of Binnenmaas consists of the following communities: Blaaksedijk, De Wacht, Goidschalxoord, 's-Gravendeel, Greup, Heinenoord, Kuipersveer, Maasdam, Maasdijk, Mijnsheerenland, Puttershoek, Reedijk, Schenkeldijk, Sint Anthoniepolder, Westdijk, Westmaas and Zwanegat.

Dutch Topographic map of the municipality of Binnenmaas, June 2015.

This South Holland location article is a stub.