Principal Information
Andrea Castañeda
Andrea Castañeda is honored and excited to be the new principal at Margil Elementary School. She has served SAISD for 21 years. Castaneda began her career at De Zavala Elementary as a teacher, administrative assistant, and assistant principal. She also served as assistant principal at Beacon Hill, Stewart, and Margil elementary schools. Castañeda earned a Bachelor of Science degree in early childhood education from Our Lady of the Lake University and a Master of Education in educational leadership and policy studies from the University of Texas at San Antonio. “As an educational leader, I am passionate about the needs of students, staff and community members and serve as an advocate for all,” said Castaneda. “I believe that the relationship between families and the school is vital to the success of our students, in working collaboratively with teachers, and challenging all students by providing effective instruction, support and the growth mindset to succeed.”