Mount Iwahara (岩原山, Iwahara-yama) is a 573.0 metre high Japanese mountain in Takarazuka, Hyōgo, Japan.

Mount Iwahara is a part of Setonaikai National Park.

The mountain is a peak on the East Ridge of the Rokko Mountains.

The mountain is the highest mountain in Takarazuka City.

This Hyōgo Prefecture location article is a stub.