Naples, FL · K–12
Last verified August 20, 2026
13275 Livingston Rd, 34109 · (239) 597-7575
Enrollment
883
Student:teacher
9:1
Published tuition
$22,300–$36,460
Application fee
—
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Tuition by division
We don't have a grade-by-grade tuition breakdown for this school yet. The published range across all divisions is $22,300–$36,460. Most independent schools charge different rates for preschool, elementary, middle and upper school.
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Head of school
Paul J. Selvidio
Head of School
Curriculum & special classes
CSN offers a rigorous college preparatory curriculum focused on academic rigor, critical thinking, intellectual curiosity, and self-discipline. The program combines ambitious academics with appropriate support and meaningful mentorship, aiming to inspire students to think boldly and lead confidently.
Financial aid
CSN offers a financial aid program. The school does not accept federal or state funding of any kind.
Before & after school care
No extended-care hours or rates on file yet. This is one of the biggest surprise costs for working parents — if you know what before- and after-care runs here, add it below.
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Admissions
Each application must be submitted with a non-refundable $100 application fee. Applicants to grades 6-12 also take an ISEE. The admissions process includes review of assessments, report cards, an admission interview, student essays, and teacher recommendations.
Apply by
See the Admissions Timeline page for important dates.
Acceptance rate
Not listed
Application fee
Not listed
What they ask for: Non-refundable $100 application fee, ISEE (for grades 6-12), report cards, admission interview, student essays, teacher recommendations.
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