Hazel Green is a census-designated place and unincorporated community in Wolfe County, Kentucky, United States. It lies along Routes 191 and 205 northeast of the city of Campton, the county seat of Wolfe County. Its elevation is 922 feet. It has a post office with the ZIP code 41332.A post office was established as Hazle Green in 1829, and named for the hazel shrubs prevalent in the area. The name of the post office was officially changed to its present spelling in 1889.