This study investigated the impact of social media on political marketing during the 2015 governorship election in Delta State. The research objectives include to determine the determine the political message aspirants share on social media, to ascertain the challenges of political marketing on social media. The survey method was employed while the questionnaire was research instrument. A total of 120 respondents who were randomly selected were used. Data were analysed using simple percentage and frequency tables. The findings show that many people are politically inclined to use the social media often to source for political information. This emphasized that political advertising on social media is trusted by the electorates. Political marketing using the social media provide opportunities for Nigeria politicians to have a wider coverage of the electorates. The study recommends that political marketing agencies should ensure that the marketing on the social media reflects the basic need of the people so as to draw public attention and motivate them to make favourable voting decision. Politician should use political advertising as a way to high light their unique selling points as it is the most captivating message in advertisement.