The Midvaal Local Municipality council consists of thirty members elected by mixed-member proportional representation.
Fifteen councillors are elected by first-past-the-post voting in fifteen wards, while the remaining fifteen are chosen from party lists so that the total number of party representatives is proportional to the number of votes received.
In the election of 1 November 2021 the Democratic Alliance (DA) won a majority of nineteen seats on the council.
The following table shows the composition of the council after past elections.
[5] The following by-elections were held to fill vacant ward seats in the period from the election in November 2021.