Atfalati Ridge
North Plains, OR · Middle School
Atfalati Ridge is a middle school in North Plains, OR with 189 students enrolled and a 62% proficiency rate. Part of Hillsboro SD 1J. NCES data from the U.S. Department of Education.
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About This School
Atfalati Ridge is a middle school located in North Plains, Oregon. The school serves 189 students. The student-to-teacher ratio is 18.9:1.
According to EDFacts assessment data, 62% of students meet grade-level proficiency standards in combined math and reading.
15% of students qualify for free or reduced-price lunch.
Atfalati Ridge is part of the Hillsboro SD 1J in Oregon.
How This School Compares
Atfalati Ridge has 189 students enrolled, making it smaller than the average school in Hillsboro SD 1J (516 students). Its 62% proficiency rate is 11 percentage points above the district average of 51%. Compared to the Oregon state average of 48%, the school performs 15 points higher.
Frequently Asked Questions
Atfalati Ridge has 189 students enrolled. The student-to-teacher ratio is 18.9:1.
According to EDFacts data, 62% of students at Atfalati Ridge meet grade-level proficiency standards in combined math and reading assessments.
Atfalati Ridge is part of the Hillsboro SD 1J in North Plains, Oregon. 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.