what county is overton nevada in
Overton (in Clark County, NV) Populated Place Profile. Overton (GNIS FID: 858124) is a populated place LOCATED WITHIN the Moapa Valley CDP. In turn, the Moapa Valley CDP is located within Clark County. Overton is located at latitude 36.543 and longitude -114.447. The elevation of Overton is 1,266 feet above mean sea level.