[1] The highest point in the range is the Delaware Benchmark at an elevation of 5,888 feet (1,795 m) above sea level.

The range is formed by horizontal layers of limestone, sandstone, and shale that were deposited 250 million years ago during the Permian that now encompass the Delaware Mountain Formation.

The range is named for the Lenape, who are also known as the Delaware Indians.

[4] The Delaware Mountain Wind Energy Center is a 28.5 megawatt wind farm that was constructed on the northern portion of the range in 1999 and is operated by NextEra Energy Resources.

[5] This article about a location in Culberson County, Texas is a stub.