You'll Love to Learn Here.

For innovators, creators, builders and tinkerers who want a unique high school experience while preparing for college, career, and life. Apply for the 2025-2026 school year here!

Students at CAST STEM Graduation

CAST STEM at Palo Alto College
1400 W. VILLARET BLVD SAN ANTONIO, TEXAS 78224
Phone: (210) 622-4810

Apply Now for the 2025-2026 School Year

Accepting Rising 9th, 10th, and 11th-grade students.

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Student Information

Unlock Endless Opportunities For Your Future

Get ready to embark on an exciting journey! Look no further than CAST STEM High School at Palo Alto College, proudly standing as San Antonio’s #1 engineering school on the south side!

Explore careers in STEM while growing your passion in Engineering, Advanced Manufacturing, Global Logistics, and Technology. Students learn to build and program robots, drones and electric cars and travel to competitions with teams. Students also have the opportunity to earn college credit, intern, travel, and earn industry recognized certificates.

Join our community!

Be a part of a community that inspires, challenges, and empowers you to reach new heights.

Future Engineers Start Here!

From access to state-of-the-art facilities to connections with industry experts, dive into the world of engineering and advanced manufacturing through immersive, hands-on projects

Get a head start!

Whether your college bound, career focused, or all of the above, there are multiple opportunities to jumpstart your future

Get a competitive edge

with curriculum designed in collaboration with industry experts

Create valuable connections

with professionals and gain insights into thriving fields

Save on college costs

by earning transferable credits while still in high school

Experience college

while in high school

Student Testimonials

"CAST STEM is a step into the real world with new experience. They show us how to ask for help from professionals in a field or study or people that can teach us more."
Alanna Seranno CAST STEM
Alanna
12th Grade
"CAST STEM is the Future. Being here at CAST STEM, I've been able to express myself and experience real world situations."
Sergio
10th Grade

Take a Tour

Want to learn more? Join our behind-the-scenes school tour now. Tour the campus, meet students and educators.