For the 2025-26 school year, there are 3 public schools serving 2,442 students in Key Biscayne, FL (there are 4 private schools, serving 1,151 private students). 68% of all K-12 students in Key Biscayne, FL are educated in public schools (compared to the FL state average of 86%).
The top-ranked public schools in Key Biscayne, FL are Mast Academy, Key Biscayne K-8 Center and Amikids Miami-dade South. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Key Biscayne, FL public schools have an average math proficiency score of 84% (versus the Florida public school average of 52%), and reading proficiency score of 85% (versus the 52% statewide average). Schools in Key Biscayne have an average ranking of 10/10, which is in the top 1% of Florida public schools.
Minority enrollment is 79% of the student body (majority Hispanic), which is more than the Florida public school average of 66% (majority Hispanic).
Best Public Schools in Key Biscayne, FL (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mast Academy
Magnet School
(Math: 91% | Reading: 91%)
Rank:
Rank:
10/
Top 1%10
3979 Rickenbacker Cswy
Key Biscayne, FL 33149
(305) 365-6278
Key Biscayne, FL 33149
(305) 365-6278
Gr: 6-12 | 1,548 student Student-teacher ratio: 20:1 Minority enrollment: 77%
Rank: #22.
Key Biscayne K-8 Center
(Math: 76% | Reading: 75%)
Rank:
Rank:
9/
Top 20%10
150 W Mcintyre St
Key Biscayne, FL 33149
(305) 361-5418
Key Biscayne, FL 33149
(305) 361-5418
Gr: PK-8 | 878 students Student-teacher ratio: 18:1 Minority enrollment: 82%
Rank: #33.
Amikids Miami-dade South
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
6/
Top 50%10
1820 Arthur Lamb Jr Rd
Key Biscayne, FL 33149
(305) 363-6160
Key Biscayne, FL 33149
(305) 363-6160
Gr: 6-12 | 16 students Minority enrollment: 88%
Frequently Asked Questions
What are the top-ranked public schools in Key Biscayne, FL?
The top-ranked public schools in Key Biscayne, FL include Mast Academy, Key Biscayne K-8 Center and Amikids Miami-dade South.
How many public schools are located in Key Biscayne?
3 public schools are located in Key Biscayne.
What percentage of students in Key Biscayne go to public school?
68% of all K-12 students in Key Biscayne are educated in public schools (compared to the FL state average of 86%).
What is the racial composition of students in Key Biscayne?
Key Biscayne public schools minority enrollment is 79% of the student body (majority Hispanic), which is more than the Florida public schools average of 66% (majority Hispanic).
Which public schools in Key Biscayne are often viewed compared to one another?
Popular comparisons of public schools in Key Biscayne include: Amikids Miami-dade South vs. Key Biscayne K-8 Center, Amikids Miami-dade South vs. Mast Academy
Recent Articles
Public School Open House & Enrollment Season Guide for Parents
Learn what to ask at a public school open house during enrollment season, from academics to safety, to choose the right school for your child.
School Zoning Changes 2026: How Assignments May Shift
School Zoning Changes 2026 could affect your child’s school assignment. Learn how zoning works, what is changing, and how families can prepare.
School Vouchers: Updated Pros and Cons (2025 Review)
Comprehensive 2025 analysis of school vouchers, weighing benefits and challenges for families, funding, outcomes, and policy directions.