Private School Review - Established 2003

Cortlandt Manor Private Schools (2026-27)

For the 2026-27 school year, there are 2 private schools serving 198 students in Cortlandt Manor, NY, 11% of all K-12 students in Cortlandt Manor, NY are educated in private schools versus public schools (compared to the NY state average of 15%).
100% of private schools in Cortlandt Manor, NY are religiously affiliated (most commonly Baptist and Catholic).

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Cortlandt Manor Private Schools (2026-27)

Map of St. Columbanus School
St. Columbanus School
Gr: PK-8 | 189 students
Avg. class size: 20 students
Extracurriculars: 1
Catholic
122 Oregon Rd
Cortlandt Manor, NY 10567
(914) 739-1200
View Profile
Map of Annsville Christian Academy
Annsville Christian Academy
Gr: 1-12 | 9 students
Baptist
5745 Albany Post Road
Cortlandt Manor, NY 10567
(914) 739-3617
View Profile

Cortlandt Manor, NY Private School Trends (10-Year)

2
Private Schools
+100.0% (+1 school) 10-yr
198
Students
-9.2% (-20 students) 10-yr
$6,500
Avg. Tuition
20
Avg. Class Size
67%
Students of Color
+109.4% (+35.0 pp) 10-yr
13:1
Student-Teacher Ratio
-40.9% (-9.0) 10-yr
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 (Cortlandt Manor)
This State (NY)
# Schools
2 Schools
1,796 Schools
# Students
198 Students
424,623 Students

Trends in the Average Number of Students Per Private School

YearCortlandt Manor, NY AvgNew York (NY)National
202599246179
202499238172
2023116238174
2022116250185
2021116245180
2020116242171
2019116247175
2018116245172
2017114242180
2016114241178
2015218230167
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% Students of Color
67%
39%

Percentage of Students of Color Trends (2015-2025)

YearCortlandt Manor, NY AvgNew York (NY)National
202567%40%34%
202467%40%34%
202346%40%33%
202247%40%33%
202146%41%32%
202046%41%32%
201946%40%31%
201846%39%31%
201732%40%32%
201632%40%32%
201532%41%32%
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0.78
0.59

Diversity Score Trends

YearCortlandt Manor, NY AvgNew York (NY)National
20250.780.600.65
20240.780.600.65
20230.700.620.65
20220.700.620.64
20210.700.620.64
20200.700.620.64
20190.700.610.63
20180.700.610.63
20170.630.610.61
20160.630.620.61
20150.630.620.61
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Show more data/charts: racial breakdown
# American Indian Students
n/a
949 Students
% American Indian Students
n/a
n/a
# Asian Students
16 Students
18,397 Students
% Asian Students
8%
5%

Asian Student Percentage Trends

YearCortlandt Manor, NY AvgNew York (NY)National
20258%4%5%
20248%4%5%
20234%4%5%
20224%5%4%
20214%5%4%
20204%4%4%
20194%5%4%
20184%5%4%
20172%4%4%
20162%4%4%
20153%4%4%
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# Hispanic Students
48 Students
33,759 Students
% Hispanic Students
24%
8%

Hispanic Student Percentage Trends

YearCortlandt Manor, NY AvgNew York (NY)National
202524%8%9%
202424%8%9%
202326%9%9%
202226%9%8%
202126%9%9%
202026%9%9%
201926%10%8%
201826%10%8%
201710%9%8%
201610%9%8%
20159%9%8%
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# Black Students
28 Students
33,696 Students
% Black Students
14%
8%

Black Student Percentage Trends

YearCortlandt Manor, NY AvgNew York (NY)National
202514%8%7%
202414%8%7%
20239%9%8%
20229%9%7%
20219%9%7%
20209%9%8%
20199%9%7%
20189%9%7%
201711%11%7%
201611%11%7%
201511%11%8%
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# White Students
47 Students
252,994 Students
% White Students
24%
60%

White Student Percentage Trends

YearCortlandt Manor, NY AvgNew York (NY)National
202524%59%52%
202424%59%52%
202345%57%52%
202245%57%54%
202145%57%54%
202045%58%54%
201945%58%56%
201845%58%56%
201755%58%58%
201655%58%58%
201555%58%58%
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# Hawaiian Students
1 Student
538 Students
% Hawaiian Students
1%
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
58 Students
81,443 Students
% of Others Students
29%
19%

Other Races Student Percentage Trends

YearCortlandt Manor, NY AvgNew York (NY)National
202529%20%26%
202429%20%26%
202316%20%25%
202216%18%25%
202116%19%25%
202016%19%24%
201916%18%24%
201816%18%23%
201722%18%22%
201622%18%22%
201522%18%21%
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All Ethnic Groups
Academics
# Teachers
15 Teachers
41,519 Teachers
Average Student-Teacher Ratio
13:1
10:1

Student-Teacher Ratio Trends (2015-2025)

YearCortlandt Manor, NY AvgNew York (NY)National
202513:110:111:1
202413:110:111:1
202317:111:111:1
202217:111:111:1
202117:111:111:1
202017:111:112:1
201917:111:112:1
201817:111:112:1
201719:111:112:1
201619:111:112:1
201522:112:112:1
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% Average Faculty w/Advanced Degree
99%
76%

Percentage of Faculty With Advanced Degrees Trends (2015-2025)

YearCortlandt Manor, NY AvgNew York (NY)National
202599%76%55%
202499%75%54%
202399%75%54%
202299%76%54%
202199%74%54%
202099%74%54%
201999%73%53%
201899%73%53%
201799%72%53%
201699%73%52%
201599%72%52%
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Average Class Size
20 students
15 students

Class Size Trends (2015-2025)

YearCortlandt Manor, NY AvgNew York (NY)National
2025201515
2024201515
2023201515
2022201515
2021201515
2020201515
2019201615
2018201615
2017201615
2016201615
2015201615
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Average Number of AP Courses
15 courses
11 courses
Tuition & Aid
Average Yearly Tuition Cost
$6,500
$22,451
Admissions & Athletics
Average Number of Extracurriculars
1 extracurriculars
13 extracurriculars

Frequently Asked Questions

What are the top ranked private schools in Cortlandt Manor, NY?
The top ranked private schools in Cortlandt Manor, NY is St. Columbanus School.
How many private schools are located in Cortlandt Manor?
2 private schools are located in Cortlandt Manor.
What percentage of students in Cortlandt Manor go to private school?
11% of all K-12 students in Cortlandt Manor are educated in private schools (compared to the NY state average of 15%).
What percentage of private schools are religiously affiliated in Cortlandt Manor?
100% of private schools in Cortlandt Manor are religiously affiliated (most commonly Baptist and Catholic).

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