Winterberry School
Anchorage, AK · Middle School
Winterberry School is a middle school in Anchorage, AK with 253 students enrolled and a 80% proficiency rate. Part of Anchorage School District. NCES data from the U.S. Department of Education.
About This School
Winterberry School is a middle school (charter) located in Anchorage, Alaska. The school serves 253 students. The student-to-teacher ratio is 18.1:1.
According to EDFacts assessment data, 80% of students meet grade-level proficiency standards in combined math and reading.
1% of students qualify for free or reduced-price lunch.
Winterberry School is part of the Anchorage School District in Alaska.
How This School Compares
Winterberry School has 253 students enrolled, making it smaller than the average school in Anchorage School District (460 students). Its 80% proficiency rate is 26 percentage points above the district average of 54%. Compared to the Alaska state average of 49%, the school performs 31 points higher.
Frequently Asked Questions
Winterberry School has 253 students enrolled. The student-to-teacher ratio is 18.1:1.
According to EDFacts data, 80% of students at Winterberry School meet grade-level proficiency standards in combined math and reading assessments.
Winterberry School is part of the Anchorage School District in Anchorage, Alaska. 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.
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.