Oyster River High School
Durham, NH · High School · Grades 9-13
Oyster River High School is a high school in Durham, NH with 844 students enrolled and a 75% proficiency rate. Part of Oyster River Coop School District. NCES data from the U.S. Department of Education.
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About This School
Oyster River High School is a high school located in Durham, New Hampshire. The school serves 844 students in grades 9-13. The student-to-teacher ratio is 12.6:1.
According to EDFacts assessment data, 75% of students meet grade-level proficiency standards in combined math and reading. The school reports a 84% graduation rate.
8% of students qualify for free or reduced-price lunch.
Oyster River High School is part of the Oyster River Coop School District in New Hampshire.
How This School Compares
Oyster River High School has 844 students enrolled, making it larger than the average school in Oyster River Coop School District (428 students). Its 75% proficiency rate is 10 percentage points above the district average of 65%. Compared to the New Hampshire state average of 60%, the school performs 15 points higher. With a 12.6:1 student-teacher ratio, it offers smaller class sizes than the national average.
Other Schools in Oyster River Coop School District
Frequently Asked Questions
Oyster River High School has 844 students enrolled in grades 9-13. The student-to-teacher ratio is 12.6:1.
According to EDFacts data, 75% of students at Oyster River High School meet grade-level proficiency standards in combined math and reading assessments.
Oyster River High School has a 84% graduation rate, measuring the percentage of students who graduate within four years.
Oyster River High School is part of the Oyster River Coop School District in Durham, New Hampshire. 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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. public schools and districts. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: NCES Common Core of Data, 2026.