Some of the community was treated by the United States Census Bureau as a census-designated place in 2020 with a recorded population of 263.[7]
The larger community of South Williamson borders Belfry to northwest.
Public education in Belfry is administered by the Pike County Public School System, which operates Belfry High School. Schools also include Belfry Elementary School (formally known as Southside Elementary) and Belfry Middle School. Belfry has a lending library, a branch of the Pike County Public Library.[8]