Purpose: Perception of age, at which people start being considered as "old" is a complex and multidimensional issue. Such subjective impressions depend on the number of personal factors, such as: age, gender, or socioeconomic status. To some extent, however, they depend also on broader context. The article's main aim is to recognize differences between countries regarding the average perception of the old-age threshold and to evaluate macro-level factors determining these differences.