[4][5] Nasir Ahmad el-Rufai emerged winner in the APC gubernatorial primary election unopposed.

[9][10] The PDP primary election was kick-started at exactly 2:57 PM at the Kaduna International Trade Fair Complex on Sunday September 30, 2018,[8][11] and concluded on Monday October 1.

There were 2,654 delegates from 20 of the 23 LGAs present at the 2018 PDP Kaduna gubernatorial Primaries, whose 39 votes were declared invalid.

APC candidate and incumbent governor Nasir el-Rufai won re-election for a second term, beating PDP aspirant Isah Ashiru by a close margin.

[26][27] A total of 38 political parties were reported by the News Agency of Nigeria (NAN) to have aspirants for the Kaduna State Governorship poll.