The prevention and control of the COVID‐19 epidemic in China is a nationwide and widely participated social movement, specifically to the grass‐roots level is a community mobilization. Community mobilization has played a crucial role in China's COVID‐19 prevention and control, and is an effective means of integrating community resources, mobilizing residents' participation, and consolidating grassroots consensus. In order to explore how to achieve efficient community mobilization in COVID‐19 prevention and control, this article, based on the theory of resource mobilization, makes a specific analysis from three dimensions of resource mobilization, member mobilization and framework mobilization, and gives three relevant suggestions on integrating community resources, promoting members' extensive participation and residents' cultural identity, hoping to provide some useful thinking for community mobilization under emergency conditions in urban communities.