The institutional significance and role of family farm enterprises in overcoming the crisis caused by the Russian military aggression and in the post-war development of the state's economy is studied in the work. It is based on improvement of the conceptual foundations of realization of these economic entities’ potential, evaluation of efficiency and formation of proposals on organizational, economic, institutional support of the practice of their activities.

By applying a systemic approach and summarizing the world experience of family farm enterprises, the authors determine their institutional status, which involves the family character of employment and the voluntary acceptance of obligations to ensure the socio-economic development of rural areas of residence and management. The research substantiates expediency of state support and stimulation of development of this form of entrepreneurial activity as a guarantor of employment in the countryside and compliance with the conditions of inclusiveness of rural development, which will ultimately contribute to achievement of the goals of sustainable development for the period till 2030.

The best practices to adapt domestic family farm enterprises to the conditions of wartime include using innovative approaches to the development of a network of sale of agricultural products, implementation of "green" methods of organizing agribusiness and specialization in craft products, which are the embodiment of the traditions of production and consumption of agricultural products, food on a certain area.

The institutional and organizational factors of the family farm enterprises development in Ukraine are, in particular, the potential of the project approach as an effective tool for implementation of state, corporate and public initiatives to support and stimulate development of family farms in the adverse conditions of wartime. Emphasis is made on the increasing importance of various forms of integration to acquire competitiveness and additional profit-making opportunities. Specific forms of simple cooperation are proposed for implementation, i.e. simple companies for common activity as integrated structures are able to strengthen the capabilities of family farmers in the sustainable development of rural areas due to the consolidation of resources for solving economic and social tasks and business scaling.

The main problems of family farming in the current conditions are classified and a conceptual vision of the ways to solve them is formed. It is specified in a set of measures aimed at ensuring development of family farm enterprises, implementation of their potential in the conditions of wartime and post-war reconstruction of the economy of Ukraine.