In the past this area was a part of Tambon Khanong Phra, Chan Thuek district (which is now Sikhio district).
In 1949 Ban Pak Chong was upgraded to be Tambon Pak Chong. It was upgraded to a minor district (King Amphoe) effective January 1 1957, consisting of the four subdistricts Pak Chong, Chanthuek, Klong Dan and Mu Si. It was finally upgraded to a full district in July 1958