The uninhabited area is located in the Upper Harz (Lower Saxony). With a size of 371.76 km² (31 December 2006), it is the largest unincorporated area in Germany. Although there are no residents reported, it carries administrative functions; the Community Identification Number is 03 1 53 504. The area extends over large parts of the Upper Harz, from Seesen/Langelsheim in the northwest to Hohegeiß in the south of the district of Goslar. The unincorporated area Harz in the district of Goslar has many enclaves: Thus, the districts Wildemann and Altenau-Schulenberg in the Upper Harz of the mountain and university town Clausthal-Zellerfeld, the Braunlage district of Sankt Andreasberg and other settlements (mostly restaurants) are completely included.