Piltzville is an unincorporated community and census-designated place (CDP) in Missoula County, Montana, United States.

[3] The Piltzville neighborhood was home to workers at the lumber mill in neighboring Bonner.

[4] Artist Michael Cadieux, known for his watercolors and oil paintings on environmental themes, is a native of Piltzville.

Piltzville is in the valley of the Clark Fork River, which forms the southwest border of the community.

According to the U.S. Census Bureau, the CDP has an area of 0.75 square miles (1.94 km2), all land.