This thesis is divided into four parts. The first part of the paper presents the definitions and segments of election campaigns with reference to significant election campaigns, election campaign functions, planning and organization of election campaigns, election campaign phases, the goal of election campaigns and the style of election campaigns. The first part of the paper will understand the complexity of the election campaign process and see which segments are key to success in elections. The second part of the thesis analyzes the political connection between the media and elections. We list all the channels of political communication that we focus on digital marketing. Below we explain the importance of digital marketing and list all the important channels of digital communication. In this section, we especially highlight and analyze the Google Ads campaign that is advertised on social networks (Facebook and Instagram) most developed in this segment. We dedicate the final part of this paper only to the political campaign on digital. We explain how best to set up a campaign what are the benefits of using digital marketing in politics. The thesis concludes with an analysis of digital political communication in the local elections in 2021 in Sinj and an interview with digital and PR experts Marijan Palić and Mato Mijić who give an overview of the present and future in the use of digital marketing in politics. After the analysis of this interview and at the end of this paper, a conclusion was presented based on all conducted research.