River Valley School
Lemont, IL · Elementary School · Grades 2-3
River Valley School is a elementary school in Lemont, IL with 562 students enrolled and a 72% proficiency rate. Part of Lemont-Bromberek CSD 113A. NCES data from the U.S. Department of Education.
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About This School
River Valley School is a elementary school located in Lemont, Illinois. The school serves 562 students in grades 2-3. The student-to-teacher ratio is 14.8:1.
According to EDFacts assessment data, 72% of students meet grade-level proficiency standards in combined math and reading.
16% of students qualify for free or reduced-price lunch.
River Valley School is part of the Lemont-Bromberek CSD 113A in Illinois.
How This School Compares
River Valley School has 562 students enrolled, making it smaller than the average school in Lemont-Bromberek CSD 113A (635 students). Its 72% proficiency rate is 5 percentage points above the district average of 67%. Compared to the Illinois state average of 48%, the school performs 24 points higher. With a 14.8:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
River Valley School has 562 students enrolled in grades 2-3. The student-to-teacher ratio is 14.8:1.
According to EDFacts data, 72% of students at River Valley School meet grade-level proficiency standards in combined math and reading assessments.
River Valley School is part of the Lemont-Bromberek CSD 113A in Lemont, 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.
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.
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.