November 12, 2025
Regional Finals
Thank you all for the incredible support and encouragement you've shown our volleyball program throughout this season! It has not gone unnoticed :) We will be playing in the Regional Finals this Frida. . .
Home of the Cowboys and Cowgirls
McMullen County ISD serves students from Pre-K through 12th grade, with a total enrollment of 280 students. The elementary school currently has 133 students enrolled. Our district is known for its high student test scores, strong community support, dedicated staff and school board, and, most importantly, our amazing students!

November 12, 2025
Thank you all for the incredible support and encouragement you've shown our volleyball program throughout this season! It has not gone unnoticed :) We will be playing in the Regional Finals this Frida. . .
November 10, 2025
MCISD will be releasing school at 3:30pm tomorrow (Nov. 11, 2025) and busses will run accordingly. This will allow plenty of time for safe travels to Seguin to watch our Girls play in their Regional S. . .
October 27, 2025
Join Our Thanksgiving Food Drive to Support the McMullen County Food Bank! The 7th Grade Class invites all MCISD families to help them fill the McMullen County Food Bank this holiday season! Thi. . .
We are driven by our unwavering commitment to excellence, equity, and the holistic development of our students. Together, we forge a path of educational success, inspiring a love for learning and empowering our students to shape a bright and promising future for themselves and our community.
We offer robust athletic programs that promote not only physical fitness but also emphasize teamwork, leadership, and character development.
McMullen County ISD consistently demonstrates high student performance with outstanding test scores across grade levels.
As a small district, we benefit from a strong sense of community and collaboration among students, parents, staff, and the school board.