Oakland is an unincorporated community and census-designated place in northeastern Marion County, Arkansas, United States. Oakland, located on Arkansas Highway 202, is 20 miles by road northwest of Mountain Home. Oakland has a post office with ZIP code 72661. The Oakland Campground on Bull Shoals Lake lies about three miles to the west at the end of Route 202. It was first listed as a CDP in the 2020 census, with a population of 72. Mountain Home School District operates area public schools.