Guadalupe Peak, highest point (8,749 feet [2,667 metres]) in Texas, U.S. The peak is situated in Culberson county, 100 miles (160 km) east of the city of El Paso. Guadalupe Peak is part of the Guadalupe Mountains (a division of the Sacramento Mountains), and together with its twin, El Capitan (8,078 feet [2,462 metres]), it forms the focus of Guadalupe Mountains National Park.