Poshtu (Persian: پشتو)[a] is a village in Riz Rural District of Riz District, Jam County, Bushehr province, Iran.

At the time of the 2006 National Census, the village's population was 798 in 194 households.

[5] The 2016 census measured the population of the village as 985 people in 270 households.

It was the most populous village in its rural district.

This Jam County location article is a stub.