This thesis presents an overview of the importance of enterpreneurial infrastructure for the development of entrepreneurship and the economy of the Republic of Croatia, especially business incubators. From the paper itself, it can be concluded that it ha san impact the modern economy and entrepreneurship and enables the growth and development of small and medium enterprises. Small and medium-sized enterprises are the bearers of flexibility, economic development and trends in open markets. The development of the infrastructure of entrepreneurs with the cooperation of local, state and county authorities contributes to a more balanced development and a positive economic profile of the Republic of Croatia. Furthermore, the entrepreneur takes risks in order to make a profit and manages human and material resources as the basis of the company. Entrepreneurship, on the other hand, means the economic activity of one or more persons with the investment of capital in order to make a profit. Entrepreneurship is a process that needs to be invested in and improved for a better future. Encouragement of the creation of business incubators as a form of youth's education, most of all nowadays, to encourages and supports entrepreneurial thinking. In the end, the result of all the positive effects of the entrepreneurial infrastructure will be highlighted in the better standard of the population of the Republic of Croatia.