Washington Avenue School
Chatham, NJ · Elementary School · Grades -1-3
Washington Avenue School is a elementary school in Chatham, NJ with 296 students enrolled and a 69% proficiency rate. Part of School District of the Chathams. NCES data from the U.S. Department of Education.
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About This School
Washington Avenue School is a elementary school located in Chatham, New Jersey. The school serves 296 students in grades -1-3. The student-to-teacher ratio is 11.8:1.
According to EDFacts assessment data, 69% of students meet grade-level proficiency standards in combined math and reading.
1% of students qualify for free or reduced-price lunch.
Washington Avenue School is part of the School District of the Chathams in New Jersey.
How This School Compares
Washington Avenue School has 296 students enrolled, making it smaller than the average school in School District of the Chathams (601 students). Its 69% proficiency rate is 1 percentage points above the district average of 68%. Compared to the New Jersey state average of 56%, the school performs 13 points higher. With a 11.8:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
Washington Avenue School has 296 students enrolled in grades -1-3. The student-to-teacher ratio is 11.8:1.
According to EDFacts data, 69% of students at Washington Avenue School meet grade-level proficiency standards in combined math and reading assessments.
Washington Avenue School is part of the School District of the Chathams in Chatham, New Jersey. 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.
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.
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.