Summary
Sully Elementary is a PK–5 school in Sterling, Virginia, serving 476 students as part of Loudoun County Public Schools, a district ranked in the 86th percentile statewide. Despite sitting within one of Virginia's strongest districts, Sully Elementary currently ranks in the bottom 8% of elementary schools across the state, and nearly all of its students (99.4%) qualify for free or reduced-price lunch.
Academically, Sully Elementary trails its district by roughly 30 to 40 percentage points across most subjects. In 5th grade reading, only 36.5% of Sully students are proficient, compared to 72.4% statewide and 81.0% across Loudoun County Public Schools. Math proficiency tells a similar story, with 4th and 5th grade scores in the low 40s versus district averages near 82%. However, there are genuine bright spots. Third graders have made remarkable strides: math proficiency tripled from 19% to 60%, and reading proficiency nearly tripled from 21% to 57% over the past three years. Likewise, 4th grade Virginia Studies reached 70% proficiency, matching the state average. The concern is that these early gains have not yet carried into upper grades, where 5th grade reading has actually declined since 2022–2023.
One of the clearest differentiators from nearby schools is chronic absenteeism. At 23.3%, Sully Elementary's rate is far higher than Sterling Elementary's 7.0% and Sugarland Elementary's 9.3%, even though all three schools serve nearly identical, overwhelmingly low-income populations. The school is also well-resourced, spending $21,249 per student with a 9:1 student-teacher ratio—the lowest among nearby schools—yet outcomes remain low, suggesting funding alone won't close the gap. With improving early-grade results, rising subgroup performance, and attendance as the clearest lever for change, Sully Elementary is a school to watch: the foundation for progress exists, but sustaining gains through 4th and 5th grades while addressing absenteeism will be critical.
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