This research aims to know conditions for sustainable living in a pre-marginal hamlet in the rural area. The agricultural production and consumption rate of the hamlet were recorded from 15th to 20th March, 2012 in Embún, Aragón, Spain as a basic household survey. The following data were obtained. The pre-marginal rate of more than 55 years old were 54.0% among 87 residents, and the rate of owing farm and garden land were 80.8%. The 19 households were surveyed, as regard the farms and garden activities, the 35 villager (residents) works 5,135 days/year and 6 ex-villager (children) works 325 days/year, then cultivate 14.6% private farming area. The production items number were 56 items, of which 14 products were, produced more than 50% of households. To know the relations among the products items rate, the consumption items rate, the average age and the works day/year, the cluster analysis and the uncorrelated examination were carried out. As a result, those were divided almost two groups, the groups who are purchasing out of village and the other is not. The former groups, there were 0.85 correlation (p<0.5%) among the production items rate and the workers average age, and so on. As a conclusion, almost 40% villager merely conserves 15% farming land. However, those activities are said to be important for sustain of this village.