Population geography analyses the geographical distribution of population and explains the causal links related to this distribution. It is important to obtain accurate and reliable demographic data in terms of population geography. These data can be collected by many institutions and organisations. In Turkey, the largest and most comprehensive collection of primary data on population is the Turkish Statistical Institute. Population geography education is one of the important issues of the academic world today. While giving this education, it is beneficial for learning to realise some subjects as practical. As a matter of fact, studies have shown that teaching by doing approach in geography teaching increases learning. The main purpose of this study is to evaluate the ability of university students to research and apply demographic data in the context of Turkish Statistical Institute data. Descriptive survey model was used in the study. The study was applied to students taking population geography course. In this sense, the affinity sampling method was used in the sample selection in the study. In order to obtain the data, a questionnaire containing 5-point Likert-type statements developed by the researcher was used. According to the results of the research, geography department students think that the studies on demographic data research and application in population geography teaching improve their skills.