Santel, TexasSantel is a census-designated place in Starr County, Texas, United States. It is a new CDP, formed from part of the former Los Villareales CDP prior to the 2010 census. The settlement has a population of 44 people.GeographySantel is located at .DemographicsSantel was formed prior to the 2010 U.S. census, one of five CDPs formed in full or in part out of the deleted Los Villareales CDP.EducationThe CDP is within the Rio Grande City Grulla Independent School District