Lincoln Tank is a reservoir located in Hudspeth County, Texas. It appears on the Cerro Alto Mountain USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 5,182.40 feet (1,579.60 m) above sea level. The nearest populated place is Hueco Mountain Estates Number 7 Colonia, approximately 3.9 miles to the WNW.