The issue of food security is important since it affects the region’s economic cycle. The agricultural sector, which serves as a safety net for Indonesia’s food availability and must be optimized to prevent a crisis, is the crucial sector in terms of food security issues. Lamongan Regency is one of the regencies in East Java with the agricultural sector contributing to positive growth and support for sustainable agriculture. Sustainable agriculture demonstrates the existence of a long-term, integrated system linked to various aspects of life quality. This study aims to identify social capital and its relation to quality of life (QoL) in supporting sustainable agriculture. The method used in this research is descriptive analysis to determine the condition of sustainable agriculture and the characteristics of social capital in Sedayulawas Village. A Confirmatory Factor Analysis (CFA) followed by a Structural Equation Model (SEM) Analysis approach is used to determine the relationship between social capital and the QoL community in the village in supporting sustainable agriculture. Structural Equation Model (SEM) analysis shows that social capital, material, community, emotional, health, and safety variables influence the QoL. The community variables explain 81.7% of the variability in farmer QoL. This study advances knowledge about the role of social capital and QoL for communities, particularly farmers, in matters pertaining to sustainable agriculture and food security.

Sedayulawas Village is one of the villages contributed to the positive growth of Lamongan Regency in the fourth quarter of 2020. It has been named the selected pilot project for eradicating extreme poverty with the target of increasing community food security. However, this program was not supported by the relationship between farmers and farmer group leaders, as the trust of farmers to the group leaders were low since they couldnot protect farmers from many conflicts within the group. To ensure the success of programs of food security, the social capital of among farmers was an alternative mechanism for the community to increase food security. This study aimed to reveal how the contribution of the social capital of farmer households to food security in the Food Self-Sufficiency Program in Sedayulawas Village, Brondong District, Lamongan Regency. Descriptive statistical analysis to determine food security conditions were done using Confirmatory Factor Analysis (CFA) followed by Structural Equation Modeling (SEM). The result showed that there is a direct and indirect relationship between social capital and food security which has a significant value at the 5% test level. The food utilization variable explained 86.6% of farmers’ food security variability and the results of t-test showed that social capital has a significant effect in supporting the food security program for farmers in Sedayulawas Village.