Acorn, Arkansas is an unincorporated community and census-designated place (CDP) in Polk County, Arkansas, United States, approximately 6 miles north of Mena. The town is located at the junction of U.S. Route 59, U.S. Route 71 and U.S. Route 270 in the northern part of the county. Though Acorn is only a three-way junction, it marks the end of three separate U.S. highway concurrencies: U.S. 59 & 71 from Texarkana, U.S. 59 & 270 from Heavener, Oklahoma, and U.S. 71 & 270 from "Y" City.
It was first listed as a CDP in the 2020 census with a population of 376.
Education
It is home to the Acorn branch of the Ouachita River School District, including Acorn Elementary School and Acorn High School.
The Ouachita River district was established by the merger of the Acorn School District and the Oden School District on July 1, 2004.
Demographics
2020 census
Transportation
While there is no transit service in Acorn, intercity bus service is provided by Jefferson Lines in nearby Mena.