Saint-Étienne-au-Mont (French pronunciation: [sɛ̃t‿etjɛn o mɔ̃]; Picard: Sant-Étienne-au-Mont; obsolete Dutch: Sint-Stevensbergen, lit. 'St.

Stephen's Mountains') is a commune in the Pas-de-Calais department in the Hauts-de-France region of France near Boulogne-sur-Mer.

[3] Saint-Étienne-au-Mont is about 3 miles (4.8 km) south of Boulogne.

The Liane river flows from the north of the commune to the south-east.

West of Écault is the English Channel.