In an era characterized by rapid urbanization and growing climate change challenges, the need for resilient and sustainable urban environments has become critical. Green infrastructure, providing benefits such as enhanced biodiversity, flood risk mitigation, and improved public well-being, often faces financial constraints with traditional funding methods falling short. This chapter delves into crowdfunding as a promising solution that democratizes funding for green infrastructure, enhancing urban resilience. It analyzes various crowdfunding platforms and global case studies to illustrate how these participatory financing models not only raise essential funds but also foster significant community involvement in sustainable urban development. The discussion addresses major obstacles like regulatory issues and public perception that limit the effectiveness and growth of crowdfunding. Strategic recommendations, including policy changes, technological advancements, and community-focused approaches, are proposed to overcome these challenges. The chapter concludes by emphasizing the potential of new technologies and policy innovations to enhance the impact of green infrastructure projects. This thorough examination is designed to be a crucial resource for researchers, policymakers, urban planners, and community advocates, advocating for crowdfunding as a key transformative financing tool for sustainable urban resilience.