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Working together for student academic success by providing nutritious meals in a cost effective and pleasant environment.


 District calendars are listed and approved two years in advance. For individual schools, only campuses with Google Calendars are featured here.


NISD's mission is to provide all NISD students who are eligible to ride the bus a safe, efficient, nurturing environment that supports the educational and extra-curricular objectives of the district.


Northside ISD continues to enforce its “No Shots, No School” policy. Texas law requires all public school children have current immunizations in order to attend class.

Campus Information

Year Open:

School Mascot: Owls

School Colors: Royal Blue, White

Mission Statement:
The Glenoaks mission is to inspire life-long learning in our diverse community; cultivating respect, trust, and confidence in a collaborative
learner-centered environment, resulting in innovative 21st century leaders.

Head shot of Principal, Maria Elena Meza
Maria Elena Meza - Principal
Maria Elena Meza has over 20 years of experience in the education profession. She began her teaching career as a bilingual teacher in San Antonio ISD at Storm Elementary in 1999. In 2004, she became the Campus Instructional Coordinator at Storm Elementary.

Mrs. Meza joined Northside ISD in 2007 as Vice Principal of Lackland City Elementary. In 2011, she was appointed Principal of Lackland City Elementary, which was later renamed Jerry D. Allen Elementary. She has been serving as the proud Principal of Glenoaks Elementary since 2015.

Mrs. Meza received her bachelor's degree in Interdisciplinary Studies and a masters' degree in Bilingual /Bicultural Studies from the University of Texas at San Antonio. She also received a master's degree in School Administration from Trinity University. She is currently pursuing a doctor of philosophy degree in Educational Leadership from the University of Texas of San Antonio.

She and her husband have three children, two sons and a daughter.
Head shot of Vice Principal Cathy DeLeon
Cathy M. De Leon - Vice Principal

The Vice-Principal also serves as the Campus Behavior Coordinator. They can be reached by email at cathy.deleon@nisd.net or by phone at 210-397-2315.

Cathy Marie De Leon began her career in education in 1999 as a teacher at Alkek Elementary in Bandera ISD. Mrs. De Leon joined Northside ISD in 2001 as a classroom teacher at Eduardo Villarreal, Jr Elementary. In 2008, Mrs. De Leon was selected as the Administrative Intern for Bob Beard Elementary and the following year, served as the Intern on both Beard and Paul Ott Elementary. In 2010, Mrs. De Leon was appointed Vice Principal of Peggy Carnahan Elementary.

Mrs. De Leon and her husband relocated to Laredo, TX in 2013 where she served as the Assistant Principal at Leon Daiches Elementary in Laredo ISD. In 2016, Mrs. De Leon was appointed Principal of C.M. Macdonell Elementary.

Mrs. De Leon and her family returned to the San Antonio area in 2019 and she currently serves the Glenoaks Elementary community as Vice Principal.

Mrs. De Leon received her Bachelor's Degree from Schreiner College, Kerrville, TX and a Master's Degree in Education from the University of Texas at San Antonio.

She and her husband have a son.
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