Broadbent is an unincorporated community in Coos County, Oregon, United States. Broadbent is on Oregon Route 542 south of Myrtle Point along the South Fork Coquille River. Broadbent has a post office with ZIP code 97414.The community was named after C. E. Broadbent, who built a cheese factory here. The Coos Bay Line of the Southern Pacific Railway opened a station at Broadbent in 1915. The local post office opened on August 19, 1916.This region experiences warm and dry summers, with no average monthly temperatures above 71.6 °F. According to the Köppen Climate Classification system, Broadbent has a warm-summer Mediterranean climate, abbreviated "Csb" on climate maps.