Private School Review - Established 2003

Millbrook Private Schools (2026-27)

For the 2026-27 school year, there are 3 private schools serving 572 students in Millbrook, NY, 43% of all K-12 students in Millbrook, NY are educated in private schools versus public schools (compared to the NY state average of 15%).
The average acceptance rate is 35%, which is lower than the New York private school average acceptance rate of 76%.

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Millbrook Private Schools (2026-27)

Map of Millbrook School
Millbrook School
Gr: 9-12 | 323 students
Avg. class size: 11 students
Sports: 21 | Extracurriculars: 35
131 Millbrook School Rd
Millbrook, NY 12545
(845) 677-8261
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Map of Cardinal Hayes School For Special Children
Cardinal Hayes School For Special Children
Gr: Inquire with school | 54 students
Special Education School
3374 Franklin Ave
Millbrook, NY 12545
(845) 677-3251
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Dutchess Day School Photo
Dutchess Day School
Gr: PK-8 | 195 students
Sports: 9 | Extracurriculars: 7
415 Route 343
Millbrook, NY 12545
(845) 677-5014
(1)
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[+] Show Closed Private Schools in Millbrook, New York

Millbrook, New York Private Schools (Closed)

St. Joseph School Photo
St. Joseph School
Gr: PK-8 | 169 students
Catholic
Po Box 587
Millbrook, NY 12545
(845) 677-3670
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Millbrook, NY Private School Trends (10-Year)

3
Private Schools
-25.0% (-1 school) 10-yr
572
Students
-11.2% (-72 students) 10-yr
$55,750
Avg. Tuition
+26.7% (+$11,762) 6-yr
11
Avg. Class Size
-21.4% (-3 students) 10-yr
26%
Students of Color
-29.7% (-11.0 pp) 10-yr
5:1
Student-Teacher Ratio
-16.7% (-1.0) 10-yr
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Enrollment & Diversity
Category
This Town (Millbrook)
This State (NY)
# Schools
3 Schools
1,796 Schools
# Students
572 Students
424,623 Students

Trends in the Average Number of Students Per Private School

YearMillbrook, NY AvgNew York (NY)National
2025191246179
2024192238172
2023192238174
2022186250185
2021186245180
2020186242171
2019186247175
2018177245172
2017167242180
2016167241178
2015161230167
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% Students of Color
26%
39%

Percentage of Students of Color Trends (2015-2025)

YearMillbrook, NY AvgNew York (NY)National
202526%40%34%
202417%40%34%
202321%40%33%
202218%40%33%
202118%41%32%
202018%41%32%
201923%40%31%
201819%39%31%
201722%40%32%
201622%40%32%
201537%41%32%
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0.50
0.59

Diversity Score Trends

YearMillbrook, NY AvgNew York (NY)National
20250.500.600.65
20240.500.600.65
20230.520.620.65
20220.470.620.64
20210.470.620.64
20200.470.620.64
20190.460.610.63
20180.420.610.63
20170.480.610.61
20160.480.620.61
20150.510.620.61
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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
50 Students
18,397 Students
% Asian Students
9%
5%

Asian Student Percentage Trends

YearMillbrook, NY AvgNew York (NY)National
20259%4%5%
202410%4%5%
20239%4%5%
202210%5%4%
202110%5%4%
202010%4%4%
201910%5%4%
201810%5%4%
20178%4%4%
20168%4%4%
20156%4%4%
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# Hispanic Students
13 Students
33,759 Students
% Hispanic Students
2%
8%

Hispanic Student Percentage Trends

YearMillbrook, NY AvgNew York (NY)National
20252%8%9%
20242%8%9%
20233%9%9%
20223%9%8%
20213%9%9%
20203%9%9%
20193%10%8%
20184%10%8%
20179%9%8%
20169%9%8%
20159%9%8%
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# Black Students
25 Students
33,696 Students
% Black Students
4%
8%

Black Student Percentage Trends

YearMillbrook, NY AvgNew York (NY)National
20254%8%7%
20244%8%7%
20235%9%8%
20225%9%7%
20215%9%7%
20205%9%8%
20194%9%7%
20185%9%7%
20176%11%7%
20166%11%7%
20155%11%8%
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# White Students
393 Students
252,994 Students
% White Students
69%
60%

White Student Percentage Trends

YearMillbrook, NY AvgNew York (NY)National
202569%59%52%
202468%59%52%
202367%57%52%
202271%57%54%
202171%57%54%
202071%58%54%
201972%58%56%
201876%58%56%
201771%58%58%
201671%58%58%
201568%58%58%
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# Hawaiian Students
n/a
538 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
91 Students
81,443 Students
% of Others Students
16%
19%

Other Races Student Percentage Trends

YearMillbrook, NY AvgNew York (NY)National
202516%20%26%
202416%20%26%
202316%20%25%
202211%18%25%
202111%19%25%
202011%19%24%
201911%18%24%
20185%18%23%
20176%18%22%
20166%18%22%
201512%18%21%
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All Ethnic Groups
Academics
# Teachers
106 Teachers
41,519 Teachers
Average Student-Teacher Ratio
5:1
10:1

Student-Teacher Ratio Trends (2015-2025)

YearMillbrook, NY AvgNew York (NY)National
20255:110:111:1
20246:110:111:1
20236:111:111:1
20227:111:111:1
20217:111:111:1
20207:111:112:1
20197:111:112:1
20187:111:112:1
20176:111:112:1
20166:111:112:1
20156:112:112:1
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% Average Faculty w/Advanced Degree
80%
76%

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

YearMillbrook, NY AvgNew York (NY)National
202580%76%55%
202480%75%54%
202380%75%54%
202280%76%54%
202180%74%54%
202080%74%54%
201980%73%53%
201880%73%53%
201780%72%53%
201680%73%52%
201568%72%52%
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Average Class Size
11 students
15 students

Class Size Trends (2015-2025)

YearMillbrook, NY AvgNew York (NY)National
2025111515
2024141515
2023141515
2022141515
2021141515
2020141515
2019141615
2018141615
2017141615
2016141615
2015141615
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Average Number of AP Courses
17 courses
11 courses

Trends in Average Number of AP Courses Offered

YearMillbrook, NY AvgNew York (NY)National
2025171113
2024221012
2023221011
2022221011
2021221011
2020221011
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Tuition & Aid
Average Yearly Tuition Cost
$55,750
$22,451

Tuition Cost Trends (2019-2025)

YearMillbrook, NY AvgNew York (NY)National
2025$55,750$22,300$15,012
2024$48,600$21,636$13,254
2023$47,350$21,117$12,626
2022$44,975$19,707$12,187
2021$44,975$19,162$11,800
2020$44,975$18,832$11,512
2019$43,988$18,073$11,293
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Average % on Financial Aid
37%
33%

Percent on Financial Aid Trends (2019-2025)

YearMillbrook, NY AvgNew York (NY)National
202537%34%34%
202437%33%34%
202335%34%34%
202235%34%33%
202135%33%33%
202035%33%32%
201935%32%31%
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Admissions & Athletics
Average Acceptance Rate
35%
76%

Acceptance Rate Trends (2019-2025)

YearMillbrook, NY AvgNew York (NY)National
202535%74%81%
202437%79%85%
202337%79%85%
202237%78%85%
202137%78%85%
202037%78%85%
201937%77%85%
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Average Number of Extracurriculars
21 extracurriculars
13 extracurriculars
Average Number of Sports
15 sports
7 sports

Frequently Asked Questions

What are the top ranked private schools in Millbrook, NY?
The top ranked private schools in Millbrook, NY is Millbrook School.
How many private schools are located in Millbrook?
3 private schools are located in Millbrook.
What percentage of students in Millbrook go to private school?
43% of all K-12 students in Millbrook are educated in private schools (compared to the NY state average of 15%).

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