South High School
Denver, CO · High School · Grades 9-12
South High School is a high school in Denver, CO with 1,844 students enrolled and a 63% proficiency rate. Part of School District No. 1 in the county of Denver and State of C. NCES data from the U.S. Department of Education.
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About This School
South High School is a high school located in Denver, Colorado. The school serves 1,844 students in grades 9-12. The student-to-teacher ratio is 20.3:1.
According to EDFacts assessment data, 63% of students meet grade-level proficiency standards in combined math and reading. The school reports a 73% graduation rate.
40% of students qualify for free or reduced-price lunch.
South High School is part of the School District No. 1 in the county of Denver and State of C in Colorado.
How This School Compares
South High School has 1,844 students enrolled, making it larger than the average school in School District No. 1 in the county of Denver and State of C (433 students). Its 63% proficiency rate is 21 percentage points above the district average of 42%. Compared to the Colorado state average of 51%, the school performs 11 points higher. The 20.3:1 student-teacher ratio is above the national average of 16:1.
Other Schools in School District No. 1 in the county of Denver and State of C
Frequently Asked Questions
South High School has 1,844 students enrolled in grades 9-12. The student-to-teacher ratio is 20.3:1.
According to EDFacts data, 63% of students at South High School meet grade-level proficiency standards in combined math and reading assessments.
South High School has a 73% graduation rate, measuring the percentage of students who graduate within four years.
South High School is part of the School District No. 1 in the county of Denver and State of C in Denver, Colorado. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
For this entity, the underlying data on this page comes from NCES Common Core of Data and EDFacts. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to NCES Common Core of Data and EDFacts; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: NCES Common Core of Data, 2026.