Jefferson Elementary - 09
Watertown, SD · Elementary School
Jefferson Elementary - 09 is a elementary school in Watertown, SD with 361 students enrolled and a 65% proficiency rate. Part of Watertown School District 14-4. NCES data from the U.S. Department of Education.
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About This School
Jefferson Elementary - 09 is a elementary school located in Watertown, South Dakota. The school serves 361 students. The student-to-teacher ratio is 18.1:1.
According to EDFacts assessment data, 65% of students meet grade-level proficiency standards in combined math and reading.
15% of students qualify for free or reduced-price lunch.
Jefferson Elementary - 09 is part of the Watertown School District 14-4 in South Dakota.
How This School Compares
Jefferson Elementary - 09 has 361 students enrolled, making it smaller than the average school in Watertown School District 14-4 (380 students). Its 65% proficiency rate is 2 percentage points above the district average of 63%. Compared to the South Dakota state average of 56%, the school performs 9 points higher.
Frequently Asked Questions
Jefferson Elementary - 09 has 361 students enrolled. The student-to-teacher ratio is 18.1:1.
According to EDFacts data, 65% of students at Jefferson Elementary - 09 meet grade-level proficiency standards in combined math and reading assessments.
Jefferson Elementary - 09 is part of the Watertown School District 14-4 in Watertown, South Dakota. 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.