Pencil Bluff is an unincorporated community and census-designated place (CDP) in Montgomery County, Arkansas, United States.

Pencil Bluff is located at the junction of U.S. Route 270 and Arkansas Highway 88, 7.5 miles (12.1 km) northwest of Mount Ida.

It was first listed as a CDP in the 2020 census with a population of 72.

[3] Pencil Bluff has a post office with ZIP code 71965.

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