The 2017–18 CSA Provincial One-Day Challenge was a List A cricket competition that took place in South Africa from 15 October 2017 to 8 April 2018.

The tournament was played in parallel with the 2017–18 Sunfoil 3-Day Cup, a first-class competition which featured the same teams.

[4][5] The final was played between Gauteng and North West at the Wanderers Stadium in Johannesburg on 8 April 2018.

[6] North West won the match to claim their first tile, beating Gauteng by 34 runs.

[7] Cricket South Africa's acting Chief Executive, Thabang Moroe, congratulated North West on winning the title.