Seminole High School
Sanford, FL · High School · Grades 9-12
Seminole High School is a high school in Sanford, FL with 4,036 students enrolled and a 57% proficiency rate. Part of Seminole. NCES data from the U.S. Department of Education.
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About This School
Seminole High School is a high school located in Sanford, Florida. The school serves 4,036 students in grades 9-12. The student-to-teacher ratio is 25.1:1.
According to EDFacts assessment data, 57% of students meet grade-level proficiency standards in combined math and reading. The school reports a 74% graduation rate.
53% of students qualify for free or reduced-price lunch.
Seminole High School is part of the Seminole in Florida. The school receives Title I federal funding.
How This School Compares
Seminole High School has 4,036 students enrolled, making it larger than the average school in Seminole (901 students). Its 57% proficiency rate is 7 percentage points above the district average of 50%. Compared to the Florida state average of 48%, the school performs 9 points higher. The 25.1:1 student-teacher ratio is above the national average of 16:1.
Frequently Asked Questions
Seminole High School has 4,036 students enrolled in grades 9-12. The student-to-teacher ratio is 25.1:1.
According to EDFacts data, 57% of students at Seminole High School meet grade-level proficiency standards in combined math and reading assessments.
Seminole High School has a 74% graduation rate, measuring the percentage of students who graduate within four years.
Seminole High School is part of the Seminole in Sanford, Florida. 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.
The this entity record above pulls directly from NCES Common Core of Data and EDFacts. What follows is the per-entity context — how this entity sits in the broader U.S. K-12 school outcomes and enrollment distribution and which underlying factors drive the headline numbers.
The methodology behind every numeric value on this page is publicly documented on the NCES Common Core of Data and EDFacts portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
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.