The thesis explores the intersection of website development and digital marketing strategies in the context of yoUDay, a prominent cultural event in Hungary. Through a mixed-methods approach, the study investigates current strategies, identifies improvement areas, and proposes recommendations for optimizing digital engagement. The research aims to enhance yoUDay's visibility and success by leveraging user-centric design and strategic digital marketing. The significance of the study extends beyond yoUDay, offering insights for event organizers and marketers in Hungary. The findings contribute to the evolving landscape of event promotion, emphasizing the importance of effective digital strategies in fostering community engagement and ensuring event success in the digital age.