The route heads east past Nick Wilson Field and Black River Technical College to meet Highway 304N.

Highway 304 continues east to Delaplaine, where it meets AR 34/AR 90 and terminates.

[4] Highway 304 was added to the state highway system as part of a large transfer of county roads to the state system that took place on April 24, 1963.

[1] Initially only the portion from US 67 to the Greene County line was transferred to state maintenance.

Media related to Arkansas Highway 304 at Wikimedia Commons