Summary
The Sanibel School is a small, public PK-8 school on Sanibel Island, FL, serving just 225 students and consistently ranking among the top schools in the state. This school is an academic powerhouse, historically ranking in the top 5% of all Florida elementary schools and earning a 5-star rating from SchoolDigger for nine of the last ten years. Its success is built on a foundation of high resources, with a very low student-to-teacher ratio of 10.7:1 and per-student spending of $25,646, which is more than double that of nearby schools like Pelican Elementary School and Skyline Elementary School. The school also offers high school credit courses to its middle school students, with exceptional proficiency rates of 81% in Algebra 1 and 95% in Civics.
The academic performance at The Sanibel School creates a noticeable "Sanibel Gap" compared to its neighbors. In shared grades (3-5), its proficiency rates are routinely 20 to 30 percentage points higher than schools like Skyline, Pelican, and Harlem Heights Community Charter School. For example, 5th Grade ELA proficiency is 90% at Sanibel, compared to 81% at the next closest high-performing peer, Oasis Charter Elementary School-South. While the school excels in nearly every subject, 8th Grade Math is a relative weak point at 64% proficiency, though this still beats the Lee district average of 60%. Chronic absenteeism has risen to 20.6% post-pandemic, but this remains significantly lower than the district average of 34.6% and rates at nearby schools like Harlem Heights (35.3%).
Despite its elite status, the data reveals a slight but noticeable decline, with the school's state ranking slipping from the 98th percentile to the 88th percentile in recent years. This coincides with a rise in chronic absenteeism from just 2.8% before the pandemic. The school's success is a combination of high spending, low poverty rates, and effective teaching, but these subtle warning signs suggest the school's leadership should monitor these trends closely. For parents seeking a top-tier public school with a rigorous academic program and a supportive community, The Sanibel School remains an exceptional choice, though it is worth noting the recent shifts in attendance and ranking.
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