Poverty is general scarcity or the state of one who lacks a certain amount of material possessions or money. Poverty is a multifaceted concept, which includes social, economic, and political elements. Poverty level can be calculated for households as well as for countries. United Nations developed a methodology to calculate the advanced poverty index for countries. The main purpose of this study is primarily to determine the determinants of poverty by conducting a strong literature survey and examining the United Nations methodology. By using the determinants of poverty, it is planned to calculate the poverty index and classify the households with an approach based on fuzzy logic. The applied methodology contains the weighting of the determinants of poverty by using fuzzy logic membership functions and the calculation of the poverty index of households. The weighting process of the determinants has recognized by taking the opinions of the expert academicians in the field of poverty. It is also considered to categorize the households, according to the level of poverty. For this purpose, it is determined a sample consisting of 120 households in Bayburt province. As a result of the analysis, it is aimed to examine the effect of factors determined the poverty and also provide suggestions to the researchers and policy makers.