Casa Grande Union High School (CGUHS) is a public high school in Casa Grande, Arizona, serving grades 9-12. Established in 1920, it offers a diverse curriculum, including AP courses, Career and Technical Education (CTE), and extracurricular activities. The school's mascot is the Cougar, and its colors are blue and gold. With a commitment to academic excellence and student development, CGUHS provides a supportive environment that prepares students for college, careers, and beyond.