Young people are often a researched group due to their importance in different areas of society and are often the bearers of change in society. Change requires certain actions which in turn imply participation in decision-making, involvement in various social events, associations and organisations, which offer young people the opportunity to think critically about the society in which they live. It is participation in society, politics, but also culture that is the core of this research paper on young people. The aim of the research was to investigate social, cultural and political participation of young people in the town of Kaštela, by measuring the frequency of participation in various areas of social, political and cultural life. The research was conducted on a convenience sample of 382 respondents, aged 18 to 30 years, with residence in Kaštela. The online survey questionnaire was conducted in July and August 2020. the results of the research indicate a lower political participation of the younger group of respondents, as well as a higher degree of social participation of older group of respondents. A lower level of satisfaction is associated with a higher level of political participation. A higher level of satisfaction is associated with a higher level of cultural participation. Respondents offered a number of missing content suggestions and have listed some of the mail advantages and disadvantages of living in Kaštela. What stands out in particular is the lower level of satisfaction wuth life in Kaštela, especially in certain examined aspects such as cultural offer, employment opportunities, but also infrastructure and the content offer for young people.