In the reign King Rama v (five) as Amphoe Sam khok. Act local government RS 116 (2440 (1897)) has moved to the district in which the new Pak Klong bang Toei side over the Chao Phraya River on the West Coast.
In the reign of King Rama V (King Rama 5) had set a Samkhok the law governing local Rs 116 (2440) were transferred to the district office in the new. Pak Klong Toei north shore of the river west.
In the reign of King Chulalongkorn (reign 5) had set a PLA Pak District act by the local administration. RS 116 (1999)2440) the move to set up in the District of new Pak Khlong Bang Toei side over the river god of the west coast.