Urban green areas have an importance in urban areas because of their producing on-site and off-site benefits that are called external benefits. However, since they are accepted as public areas, their producing external benefits are for public and have long term effects. This is why, these known external benefits ' economic values cannot be measured directly. It is accepted that the level of urban environmental quality is strictly related those external benefits. Those external benefits can be reflected mainly by urban green area standarts per person. If it is examined, urban green areas indices oj urban areas in Turkey, it can be seen that they are not sufficient enough both in qualitative and quantitative properties. It is accepted that the main reason for that problematic situation is their immeasurable economic values directly. They are seen as if just with their cost for public, but are not producing oj any economic values. However, there are some methods that are mainly based on environmental economics in order to measure economic values oj public areas. In this article, three of these methods are mentioned conceptually. These mentioned ones are respectively, contingent valuation method, travel cost method and hedonic pricing method. After determining the conceptual framework of these three different methods, it is tried to argue the most appropriate one that can be used the measurement of economic values of urban green areas.