Country/territory: Saudi Arabia
Central coordinates (latitude / longitude): 31°00'00"N (31.0000°) / 038°49'59"E (38.8333°)
Area (reported): 1,377,500 hectares / 13,775.00 km² / 3,403,876 acres / 5,318.56 square miles
Area (GIS-derived): 1,359,298 hectares / 13,592.98 km² / 3,358,898 acres / 5,248.28 square miles
Altitude: 900–1100 m (2,952–3,608 ft)