This article presents some results of studying the problem of poverty among working population from the perspective of deprivation approach. The author analyzes the used approaches towards assessment of poverty, substantiates the viability of deprivation approach and its potential utilization for more comprehensive research of households within the poverty level in the current Russian conditions. The article displays the advantaged of deprivation approach that consists in its linkage to the average living standards in the country, and possibility of assessment of flaws in meeting a wide variety of needs of the households and an individual. A list of deprivations according to which was distinguished the group of population within poverty level is described. The author determines essential differences in assessments of the representatives of “working poor population” distinguished on the grounds of deprivations from other groups of respondents. The conducted analysis allowed revealing the alienation of the group of poor people based on deprivations from the entire population, their essential exclusion from the everyday life of the society. The author underlines that poor people distinguished on the grounds of deprivations are limited not only financially and in sources for overcoming financial difficulties, but the problem of their poverty also worsens by psychological peculiarities of such people – constant deprivations form the “psychology of a poor man”, characterized by insecurities, complacence, and no desire to strive for improvement.