Subject and purpose of work: The subject matter of research is the tourism demand within the areas of national parks and the purpose of the work was to characterize the demand realized at the Kampinowski National Park (KNP). Materials and methods: Research with the use of technique of surveying was conducted in the summer period of 2013 on a sample of 133 tourists resting in the vicinity of KNP. KNP was visited mainly by well-educated inhabitants of large cities (mainly Warsaw), middle aged. The most often used source of information by the researched group during the selection of specific facility was the internet, as well as word of mouth marketing. Results: During the stay physical activity was conducted-most frequently hiking and bicycle riding. Cultural sphere of the visited region also enjoyed large interest. Conclusions: Undertaking more in-depth research in the scope of demand realized within the areas of great natural values seems crucial. It would enable the creation of optimum offer as well as its effective promotion, which in turn should translate into development of tourism on the discussed areas. Identification of behaviours and forms of activity conducted by tourists will enable also conduct of actions of preventive character or protective one within the terrains of this type.