O'Brien is an unincorporated community and census-designated place in Josephine County, Oregon, United States. As of the 2020 census, O'Brien had a population of 470. The unemployment rate is 6.9%, sl
The Illinois River is a tributary, about 56 miles long, of the Rogue River in the U.S. state of Oregon. It drains part of the Klamath Mountains in northern California and southwestern Oregon. The rive
O'Brien, Oregon
…of Kerby and Selma. To the northeast is the unincorporated Holland. O'Brien is in southwestern Josephine County in the valley of the West Fork of the Illinois River, a north-flowing tributary of the Rogue River. U.S. Route 199 passes through the community, leading north 7 miles (11 km) to Cave Junction and 36 miles…
Rafting the Green Wall Rapids on the Illinois River