The study is devoted to the problem civil-political interactions' activation in local urban communities by conflict situations. Considered are theoretical aspects of the local communities participation in conflicts, the trajectories of their development in conflict and post-conflict periods. The methodological basis is used the principles of the conflict paradigm in social research, in particular, the necessity to analyze the subjective component in conflict relations. Are applied methods of observation, analysis the network communities’ activity, the case-study. As an empirical base is employed three conflict situations in Krasnodar, in which the local communities participation is clearly manifested. The specific participation’s features and consequences, their functioning peculiarities after the end of the conflict. The conclusion is made about the significance of the conflict for the formation of a civil-political subjectivity of local communities in the field of urban policy. Their long-term activation also depends on factors not directly related to the conflict, such as the level of community heterogeneity, participation in network relations, the presence the civic activists’ core, and the variety communication’s channels.