Orange Park is a town in Clay County, Florida, United States. As a suburb of Jacksonville in neighboring Duval County, it is formally a part of the Jacksonville, Florida Metropolitan Statistical Area. The population was 9,089 at the 2020 census, up from 8,412 from the 2010 census. while the Town of Orange Park is only 5.32 sq mi large, Orange Park is the designated city on all addresses for all homes and businesses within the zip codes 32065 and 32073, which includes Lakeside, Bellair-Meadowbrook Terrace and Oakleaf Plantation.