Illinois Valley Golf Club sits in the Siskiyou Mountains region of southwestern Oregon, near the small town of Cave Junction. The course was designed by Bob E. Baldock and Robert L. Baldock, a father-son team active in Pacific Northwest golf architecture during the mid-twentieth century. The Baldocks worked extensively throughout Oregon and northern California, creating courses that typically emphasized playability and integration with natural terrain. The layout occupies rolling terrain characteristic of the Illinois Valley, with the surrounding landscape defined by forested hillsides and the rural agricultural character of this corner of Josephine County. The region experiences a climate distinct from the wetter western valleys, with warmer, drier summers that influence course conditions and playing characteristics. The Baldocks' design approach here likely reflects their broader philosophy of routing courses to fit existing landforms while maintaining accessibility for a range of skill levels. Illinois Valley serves as the primary golf facility for this rural community, positioned between the coastal ranges to the west and the Cascade foothills to the east. The course provides a traditional nine or eighteen-hole layout typical of small-town Oregon golf clubs from this era, with tree-lined fairways and modest elevation changes. The club functions as a local recreational and social center, serving residents of Cave Junction and the surrounding valley communities.