Summary:
Spring Branch, Texas, is home to one high school, Smithson Valley High School, which serves grades 9 through 12 and is part of the Comal Independent School District (ISD).
Smithson Valley High School is a standout institution with a clear upward trajectory in academic performance. Over the past three years, the school has climbed from the 87th to the 93rd percentile in state rankings, earning a prestigious 5-star rating from SchoolDigger for the 2025-2026 school year. This improvement is driven by exceptional test scores that significantly exceed both district and state averages in every core subject, including a remarkable 20-percentage point jump in Algebra I proficiency from 41.59% to 61.2% in just one year. The school also boasts a very high graduation rate of 97.6% and an extremely low dropout rate of 0.1%, demonstrating its effectiveness in keeping students engaged and on track.
With an enrollment of 2,098 students and a student-teacher ratio of 15.4:1, the school provides a supportive learning environment. Spending per student is $7,993, and the school has a low percentage of students eligible for free or reduced lunch at 14.44%. The school's consistent outperformance across all subjects—from Biology (92.06% proficient) to U.S. History (88.24% proficient)—points to a uniformly high-quality instructional program. For parents, Smithson Valley High School represents a top-tier educational option that is not only achieving strong academic results but is also on a clear path of continuous improvement.
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