Purpose of the study: The research aimed at developing a land border area management model based on the Nyamabraya concept. Methodology: To achieve the research objective, a study was conducted using the research paradigm for the development of prototypical studies. The research data was collected through observation, documentation, interviews, and data analyzed qualitatively. This research was carried out in the Province of Bali. Main Findings: The study found (1) Nyamabraya-based land border management model; (2) suitability of models with community characteristics in border areas, concept validity; model effectiveness and conformity with the local socio-cultural environment, (3) valid quality Nyamabraya border management model and practical; (4) assessment of valid and practical quality-based border management models for Nyamabraya and; (5) validity and practical quality-based Nyamabraya border management models. Applications of this study: Regional Government in the management of land border areas by prioritizing local wisdom (nyamabraya) in their territory. The community will have trust and confidence and continue to conduct life based on the local wisdom they believe in, both in managing resources and in reducing conflict. Novelty/Originality of this study: The development program that has been implemented has not yet touched the land border area so that the community remains disadvantaged, this is suspected to trigger conflicts in the use of resources in the land border area. Through the development of a land border management model with a touch of the value of local wisdom (nyamabraya) in community and state life will be steady, the Republic of Indonesia remains intact and sustainable.