Private School Review - Established 2003
Woodside Montessori Academy
Sparhawk Academy

Millis Private Schools

For the 2026-27 school year, there are 2 private schools serving 193 students in Millis, MA, 14% of all K-12 students in Millis, MA are educated in private schools versus public schools (compared to the MA state average of 12%).
The average acceptance rate is 85%, which is higher than the Massachusetts private school average acceptance rate of 73%.
50% of private schools in Millis, MA are religiously affiliated (most commonly Catholic).

Quick Facts (26-27)

Quick Facts (26-27)

Top Ranked Millis Private Schools (2026-27)

Woodside Montessori Academy Photo
Woodside Montessori Academy
Gr: PK-8 | 98 students
Avg. class size: 20 students
Extracurriculars: 6
Montessori School
350 Village St
Millis, MA 02054
(508) 376-5320
(2)
View Profile
Sparhawk Academy Photo
Sparhawk Academy
Gr: 3-10 | 95 students
Avg. class size: 13 students
Sports: 4 | Extracurriculars: 4
All-boys (Catholic)
376 ORCHARD ST
Millis, MA 02054
(617) 727-4295
View Profile
[+] Show Closed Private Schools in Millis, Massachusetts

Millis, Massachusetts Private Schools (Closed)

Map of Millis Country Day School
Millis Country Day School
Gr: K | 21 students
Daycare / Preschool
210 Pleasant St
Millis, MA 02054
(508) 376-8425
View Profile

Millis, MA Private School Trends

2
Private Schools
193
Students
$13,150
Avg. Tuition
17
Avg. Class Size
14%
Students of Color
8:1
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 (Millis)
This State (MA)
# Schools
2 Schools
853 Schools
# Students
193 Students
126,221 Students
% Students of Color
14%
32%
0.58
0.63
Show more data/charts: racial breakdown
# American Indian Students
0 Students
187 Students
% American Indian Students
0%
<1%
# Asian Students
7 Students
6,791 Students
% Asian Students
7%
5%
# Hispanic Students
1 Student
7,564 Students
% Hispanic Students
1%
6%
# Black Students
0 Students
8,693 Students
% Black Students
0%
7%
# White Students
49 Students
67,896 Students
% White Students
50%
55%
# Hawaiian Students
0 Students
83 Students
% Hawaiian Students
0%
<1%
# Others Students
41 Students
33,174 Students
% of Others Students
42%
27%
All Ethnic Groups
Academics
# Teachers
23 Teachers
15,776 Teachers
Average Student-Teacher Ratio
8:1
8:1
% Average Faculty w/Advanced Degree
83%
68%
Average Class Size
17 students
14 students
Tuition & Aid
Average Yearly Tuition Cost
$13,150
$26,631
Average % on Financial Aid
45%
37%
Admissions & Athletics
Average Acceptance Rate
85%
73%
Average Number of Extracurriculars
5 extracurriculars
13 extracurriculars
Average Number of Sports
4 sports
9 sports

Frequently Asked Questions

What are the top ranked private schools in Millis, MA?
The top ranked private schools in Millis, MA is Woodside Montessori Academy.
How many private schools are located in Millis?
2 private schools are located in Millis.
What percentage of students in Millis go to private school?
14% of all K-12 students in Millis are educated in private schools (compared to the MA state average of 12%).
What percentage of private schools are religiously affiliated in Millis?
50% of private schools in Millis are religiously affiliated (most commonly Catholic).

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