Poplar Grove is an unincorporated community and census-designated place (CDP) in Phillips County, Arkansas, United States, located on U.S. Route 49 between Marvell and West Helena.

[2] Poplar Grove is a farming community surrounded by fields.

The Barton–Lexa School District provides early childhood, elementary and secondary education to more than 800 students in prekindergarten through grade 12 in two schools.

Students complete their studies at Barton High School.

This article about a location in Phillips County, Arkansas is a stub.