The forest of Abies Religiosa (Kunth) Shcltdl. et Cham. Located in the mayor's office La Magdalena Contreras offers variousecosystem services; it is a green lung for Mexico City (CDMX) and is constantly being threatened by the growth of the urbansprawl. This study was carried out in order to identify the main socioeconomic and environmental indicators that allow evaluatingsustainability. The Natural Resources Management Systems Assessment Framework incorporating Sustainability Indicators(MESMIS) was used. The study was carried out in stages: 1) identification of the critical points of the system, 2) identification ofindicators and assignment of values and 3) non-parametric analysis with generation of indices. In total, 36 indicators were identifiedwith 54 indices, of which 50% (27) were of a social nature, 30% (16) of an environmental nature, and the remaining 20% (11) of aneconomic nature. Based on the indicators, a weighted value was assigned. The sustainability index (IDS) was 0.51, with the idealsustainability value being equal to 1, which means that the Abies religiosa forest of the La Magdalena Contreras is positioned at a"regular" level of sustainability. The aspects that must be addressed to achieve sustainability in the Magdalena Contreras systemare: creating relationships of trust between the owners of the forest, consolidating the community, establishing economicmechanisms that guarantee income and the active participation of the actors involved in the cost effectiveness. Therefore, it isimportant to promote environmental education, offer more employment alternatives, community participation, economicdiversification, promote innovation and transfer of technologies for the conservation and integrated management of the forest.