Pioneer Junction, Montana

Pioneer Junction is a census-designated place (CDP) in Lincoln County, Montana, United States. The population was 959 at the 2010 census.

Geography
The community is south of the center of Lincoln County, along U.S. Route 2. It is bordered to the north by the White Haven CDP. Libby, the county seat, is 4 mi to the north via US 2 westbound, and Kalispell is 84 mi eastbound on US 2.

According to the U.S. Census Bureau, the Pioneer Junction CDP has an area of 9.1 sqkm, all land. It sits between two creeks, Libby Creek to the east and its tributary, Big Cherry Creek, to the west. Libby Creek flows north to the Kootenai River at Libby and is part of the Columbia River watershed.