The article examines the psychological aspects of the manifestation of anxiety and perfectionism as a phenomenon of selfattitude in the period of youth and maturity in a situation of transitivity associated with constant changes in social processes, value systems and the transformation of the everyday space of a modern person. The paper analyzes the differences in the manifestation of the level of anxiety and the level of perfectionism in people at a young and mature age; the influence of situational and personal anxiety on self-attitude and the level of specific components of self-attitude is considered; the relationship between the level of socially prescribed perfectionism and the level of self-attitude of the individual is studied. The results of the study demonstrate that the young participants experience a significantly higher level of situational anxiety at their age, in contrast to people of mature age. At the same time, anxiety, as a personality trait, is generally on the same level, with insignificant growth in the group among young people. The study did not reveal any differences in the level of self-oriented perfectionism in the two age groups. However, according to the scale of perfectionism oriented towards others, there are differences between young and mature respondents. The study records that the level of situational anxiety is significantly lower in people of mature age. At the same time, the respondents of this age group are characterized by a higher level of self-esteem, self-confidence, self-acceptance, self-consistency, as well as self-understanding than the participants at a young age.