Best High Schools in Zip Code 78839

In zip code 78839, there is one high school, Crystal City High School, serving grades 9 through 12 in Crystal City, Texas, with a total enrollment of 505 students.

Crystal City High School is part of the Crystal City Independent School District (Isd) and faces significant academic challenges, consistently ranking in the bottom quartile of Texas high schools with a 1-star rating over the past three years. The school's state percentile rank has fluctuated between the 19th and 23rd percentile, indicating substantial struggles compared to peers statewide. Despite these challenges, the school shows a relative strength in Biology, where 59.17% of students were proficient in the 2025-2026 school year, though this still falls below the state average of 70.51%. The school also demonstrated notable improvement in Algebra I, with proficiency rising from 20.87% to 29.41% in one year. The graduation rate is relatively high at 88.9%, but this contrasts with low academic proficiency rates, such as only 29.41% of students proficient in Algebra I, suggesting students may be advancing without mastering core content.

A key factor influencing performance is the high level of economic disadvantage, with 74.65% of students eligible for free or reduced lunch. The school's per-student spending is $11,198, and the student-teacher ratio is 16.2:1. The dropout rate of 1.9% is higher than the district average of 1.3%. Test score gaps are significant across subjects, with the largest gap in Algebra I (24.62 points below the state average) and the smallest in Biology (11.34 points below). The school's performance often mirrors the district's, as it is the only high school, though Algebra I scores are notably lower than the district average, suggesting stronger math performance elsewhere in the district.