The invention provides a user group classification method, a storage medium and a terminal, and aims to solve the problem of poor usage efficiency of user groups in the prior art. The method comprisesthe steps of obtaining friend-making relationships and social behavior data among users, and user attributes of the users; by taking the users as points and the friend-making relationships among theusers as edges, establishing a first friend-making relationship network; based on the user attributes of the users, performing value assignment on the points in the first friend-making relationship network, and based on the social behavior data among the users, performing value assignment on the edges in the first friend-making relationship network, thereby obtaining a second friend-making relationship network; and based on the second friend-making relationship network, classifying the users to obtain the user groups which the users belong to. Therefore, the usage efficiency of the user groupsis improved.