 In the newly founded canton of Río Cuarto, the election of mayor and members of the City Council was held for the first time.As in previous elections the three main parties in number of mayors were the National Liberation Party (PLN) with 42 (losing 8 mayors including the provincial capitals of Cartago and Liberia from the previous elections in 2016), Social Christian Unity (PUSC) with 15, winning one extra mayor, and the Citizens' Action Party (PAC) with 4 (five if Montes de Oca's PAC-lead ruling coalition is counted), losing 2 from the prior reelection.The New Generation Party won one more mayor making a total of 4, despite not having parliamentary representation, and Social Christian Republican Party (a splinter from PUSC) won one extra mayor making a total of 2.