Forest Grove, Montana

Forest Grove (or Forestgrove) is an unincorporated community in Fergus County, Montana, United States. Forest Grove has a post office with the ZIP code 59441.

The town began in 1885 when sheep and cattle ranchers arrived in the area. The community sits on Forest Grove Road between the unincorporated community of Piper and the town of Grass Range. The road itself starts off at Montana Secondary Highway 238 from the west and terminates at Grass Range to the east where it becomes Grass Range's Main Street. Through the community run two creeks, Surenough Creek and the South Fork McDonald Creek. The post office sits on Surenuff Road, along with the Saint Paul's Episcopal Church and local cemetery.

To the south of the community is Beargulch Pictographs, showcasing around 2,000 pictographs and petroglyphs by Native Americans and early settlers.

Climate
Lewistown 11ESE is a weather station near Forest Grove. Lewistown 11ESE has a humid continental climate (Köppen Dfb), with long, snowy winters and short, warm summers.