By examining the spicific structure of ownership associated with a fideikommiss, this study uses a geographic perspective to explain how Erstavik remain a rural-like area surrounded by urban development. The results based on questionnaire and literature search shows that laws and regulations for fideikommiss does not fully protect property within a fideikommiss from development. However, the consequences of the specific rules for fideikommiss shows to impede urban development within a fideikommiss over time. In addition, the function of the area as a large greenspace with high conservation values largely accessible for visitors, does show to be a likely explanation for the prolongation of Erstavik as a fideikommiss. By analyzing the results in a context of urban greenspace, ecosystem services and land use, previous studies on related topics are presented and compared with for an added scientific perspective. As a method to view Erstaviks fideikommiss from a resource perspective, the local municipality, county administration and landowner gives their view on todays' land use in Erstavik based on each respective agenda. Lastly, the varying meanings of a resource in a context of geography is briefly applied to each respective agenda.