Cultural and artistic works, which are significant in ensuring the contact of societies with the past, are accepted as the common heritage of humankind. Culture and art communication, which can be defined as the strategic management of communication processes about cultural and artistic works, includes communication activities of cultural institutions. Museums which are main cultural institutions have come into prominence in terms of culture and art communication. In this study, which focuses on the adaptation of museums to social media within the scope of culture and art communication, it is aimed to determine social media usage of state and private museums and to make comparisons. In the study content analysis technique, which is in scope with qualitative research methods was used and Facebook, Twitter and Instagram posts of Topkapı Palace Museum and Sakıp Sabancı Museum in 2020 were analyzed. Findings obtained from the research indicated that Sakıp Sabancı Museum has integrated into social media earlier than Topkapı Palace