Owl Ranch-Amargosa Census Designated Place (historical) is a census located in Jim Wells County, Texas. It appears on the San Diego NE USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 282.15 feet (86.00 m) above sea level. The nearest populated place is San Petronilla Number 3 Colonia, approximately 0.3 miles to the SW.