Mountain Island Charter School
Mt. Holly, NC · High School
Mountain Island Charter School is a high school in Mt. Holly, NC with 1,703 students enrolled and a 71% proficiency rate. Part of Mountain Island Charter. NCES data from the U.S. Department of Education.
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About This School
Mountain Island Charter School is a high school (charter) located in Mt. Holly, North Carolina. The school serves 1,703 students. The student-to-teacher ratio is 17.0:1.
According to EDFacts assessment data, 71% of students meet grade-level proficiency standards in combined math and reading. The school reports a 77% graduation rate.
24% of students qualify for free or reduced-price lunch.
Mountain Island Charter School is part of the Mountain Island Charter in North Carolina.
How This School Compares
Mountain Island Charter School has 1,703 students enrolled, making it smaller than the average school in Mountain Island Charter (1,703 students). Its 71% proficiency rate is 0 percentage points above the district average of 71%. Compared to the North Carolina state average of 43%, the school performs 27 points higher.
Frequently Asked Questions
Mountain Island Charter School has 1,703 students enrolled. The student-to-teacher ratio is 17.0:1.
According to EDFacts data, 71% of students at Mountain Island Charter School meet grade-level proficiency standards in combined math and reading assessments.
Mountain Island Charter School has a 77% graduation rate, measuring the percentage of students who graduate within four years.
Mountain Island Charter School is part of the Mountain Island Charter in Mt. Holly, North Carolina. 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.
this entity is one of the data points covered by this site’s U.S. K-12 school outcomes and enrollment dataset. The detail above comes directly from NCES Common Core of Data and EDFacts; the context that follows situates the headline numbers against the broader distribution across U.S. public schools and districts.
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.