Valley Junction is an unincorporated community in Polk County, Oregon, United States. [1] It is located at the junction of Oregon Route 18 and Oregon Route 22, on the South Yamhill River east of Grand Ronde. A now-abandoned section of the Willamina and Grand Ronde Railway short line passed through Valley Junction. [2] The Fort Yamhill State Heritage Area and Spirit Mountain Casino are nearby.
45°03′43″N 123°34′19″W / 45.0620578°N 123.5720542°W