[2] The elections to Bulgaria's municipal councils are conducted via proportional representation with an open list preferential voting system.

The mayoral elections take place within the context of a majoritarian two-round system.

[5] Mariya Dobreva National conservatism Bulgarian nationalism The election for the position of Mayor of Sofia, Bulgaria's capital and largest city, is expected to be hotly contested and will result in a new mayor being elected, as incumbent mayor Yordanka Fandakova from GERB has announced she will not seek re-election.

Opinion polls for Mayor of Sofia According to Central Election Commission the number of people who voted on 29 October totaled 2,713,979 or 44.94% of eligible voters.

[6] In general, GERB had the strongest showing throughout the country, although the party failed to make it to the second round in the capital.