Whitmire Spring is a spring in Hidalgo County, New Mexico. Correctly named on the Playas Lake South U. S. topographic map, it is mistakenly called Whitmore Spring on the U.S. Geological Survey Geographic Names Information System. The spring was named after J. B. Whitmire, a rancher in the 1880s, owner of the Whitmire Ranch. Whitmire Spring lies at an elevation of 4,291 feet / 1,308 meters, on the west shore of Playas Lake, near the site of the Whitmire Ranch. Whitmire Spring is one of a number of springs and seeps bordering the western edge of Playas Lake. Its water has its source in the Animas Mountains nearby to the west.