Private School Review - Established 2003

Key Biscayne Private Schools

For the 2026-27 school year, there are 4 private schools serving 1,151 students in Key Biscayne, FL, 32% of all K-12 students in Key Biscayne, FL are educated in private schools versus public schools (compared to the FL state average of 14%).
100% of private schools in Key Biscayne, FL are religiously affiliated (most commonly Presbyterian and Catholic).

Quick Facts (26-27)

Quick Facts (26-27)

Top Ranked Key Biscayne Private Schools (2026-27)

Map of St. Agnes Academy
St. Agnes Academy
Gr: PK-8 | 561 students
Avg. class size: 24 students
Sports: 5 | Extracurriculars: 10
Catholic
122 Harbor Dr
Key Biscayne, FL 33149
(305) 361-3245
(1)
View Profile
Map of Key Biscayne International Christian School
Key Biscayne International Christian School
Gr: PK-7 | 187 students
Presbyterian
160 Harbor Drive
Key Biscayne, FL 33149
(305) 365-6070
View Profile
Key Biscayne Presbyterian School Photo
Key Biscayne Presbyterian School
Gr: PK-1 | 173 students
Sports: 6 | Extracurriculars: 5
Presbyterian
160 Harbor Dr
Key Biscayne, FL 33149
(305) 361-2058
View Profile
Map of St. Christophers
St. Christophers
Gr: PK-6 | 230 students
Montessori School (Episcopal)
95 Harbor Dr
Key Biscayne, FL 33149
(305) 361-5080
View Profile

Key Biscayne, FL Private School Trends

4
Private Schools
1,151
Students
$14,995
Avg. Tuition
24
Avg. Class Size
71%
Students of Color
20:1
Student-Teacher Ratio
Download town snapshot: CSV | XML | JSON Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission.
Enrollment & Diversity
Category
This Town (Key Biscayne)
This State (FL)
# Schools
4 Schools
2,773 Schools
# Students
1,151 Students
480,518 Students
% Students of Color
71%
48%
0.65
0.73
Show more data/charts: racial breakdown
# American Indian Students
0 Students
1,211 Students
% American Indian Students
0%
<1%
# Asian Students
2 Students
13,035 Students
% Asian Students
<1%
3%
# Hispanic Students
503 Students
90,961 Students
% Hispanic Students
44%
19%
# Black Students
0 Students
55,341 Students
% Black Students
0%
12%
# White Students
267 Students
180,771 Students
% White Students
23%
38%
# Hawaiian Students
0 Students
1,211 Students
% Hawaiian Students
0%
<1%
# Others Students
379 Students
130,272 Students
% of Others Students
33%
28%
All Ethnic Groups
Academics
# Teachers
59 Teachers
41,826 Teachers
Average Student-Teacher Ratio
20:1
12:1
% Average Faculty w/Advanced Degree
25%
52%
Average Class Size
24 students
16 students
Tuition & Aid
Average Yearly Tuition Cost
$14,995
$12,101
Admissions & Athletics
Average Number of Extracurriculars
8 extracurriculars
8 extracurriculars
Average Number of Sports
6 sports
7 sports

Frequently Asked Questions

What are the top ranked private schools in Key Biscayne, FL?
The top ranked private schools in Key Biscayne, FL is St. Agnes Academy.
How many private schools are located in Key Biscayne?
4 private schools are located in Key Biscayne.
What percentage of students in Key Biscayne go to private school?
32% of all K-12 students in Key Biscayne are educated in private schools (compared to the FL state average of 14%).
What percentage of private schools are religiously affiliated in Key Biscayne?
100% of private schools in Key Biscayne are religiously affiliated (most commonly Presbyterian and Catholic).
Which private schools in Key Biscayne are often viewed compared to one another?

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