Social media, if correctly used, enhance cultural, political, economic and social engagement. They also represent key communications tools for administrators to highlight the principles of openness and transparency. Nowadays Local Governments have as well a social media presence. The following contribution casts light on contemporary forms of democracy, deepening on concepts such as E-Government and E-Democracy. The paper describes as well how the use of Information and Communication Technologies (ICTs) and Social Media can benefit governance, and promote good governance, focusing on some experiences launched at the local and municipal level. Finally, it offers an empirical approach of the use of ICTs by the Office of the Mayor of New York City, Bill de Blasio.