Olive-Mary Stitt School
Arlington Heights, IL · Elementary School
Olive-Mary Stitt School is a elementary school in Arlington Heights, IL with 658 students enrolled and a 66% proficiency rate. Part of Arlington Heights SD 25. NCES data from the U.S. Department of Education.
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About This School
Olive-Mary Stitt School is a elementary school located in Arlington Heights, Illinois. The school serves 658 students. The student-to-teacher ratio is 16.0:1.
According to EDFacts assessment data, 66% of students meet grade-level proficiency standards in combined math and reading.
7% of students qualify for free or reduced-price lunch.
Olive-Mary Stitt School is part of the Arlington Heights SD 25 in Illinois.
How This School Compares
Olive-Mary Stitt School has 658 students enrolled, making it larger than the average school in Arlington Heights SD 25 (591 students). Its 66% proficiency rate is 2 percentage points above the district average of 65%. Compared to the Illinois state average of 48%, the school performs 18 points higher.
Frequently Asked Questions
Olive-Mary Stitt School has 658 students enrolled. The student-to-teacher ratio is 16.0:1.
According to EDFacts data, 66% of students at Olive-Mary Stitt School meet grade-level proficiency standards in combined math and reading assessments.
Olive-Mary Stitt School is part of the Arlington Heights SD 25 in Arlington Heights, Illinois. 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.
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.