Steendijkpolder is a metro station on Line B of the Rotterdam Metro located in Maassluis, South Holland.

The station entered regular service on 30 September 2019.

[1] Whereas located on the former Hoekse Lijn, converted from a railway, this is the only station of the line which never was a railway station and was constructed in 2019, when the railway was converted into rapid transit.

Steendijkpolder consists of a side platform for westbound services toward Hook of Holland, and an island platform used by eastbound services toward Nesselande.

Three trains per hour operate on Line B through Steendijkpolder between Hoek van Holland Haven and Nesselande, and an additional three trains per hour operate only between Steendijkpolder and Nesselande.