Ploski is a village in the administrative district of Gmina Bielsk Podlaski, within Bielsk County, Podlaskie Voivodeship, in north-eastern Poland.
The name of the village comes from "plosa" which means "Gulf".
The village was established in sixteenth century.
Built in the nineteenth century. On the left from the gate to the church is a small Chapel which was built in 1863.
Cemetery chapel outside of town, built in 1955.