A+
Millis High School
PublicHighGrades 9–12
245 Plain Street, Millis, MA 02054 · (508) 376-7010 · Part of Millis School District
Students
286
Students per teacher
11:1
Setting
Suburb
Grades
9–12
What stands out about Millis High School
- School Grade A+: near the top of Connecticut’s public schools
- Math proficiency 45 pts above the state
- Reading / language arts 43 pts above the state
- Small classes: 11:1 students per teacher
- Enrollment down 13.9% since 2020
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency82%
State average 36.7%
Reading / language arts92%
State average 49.3%
Location
Directions ↗
245 Plain Street, Millis
Students
Enrollment by grade
Grade 964
Grade 1079
Grade 1164
Grade 1279
Enrollment over time
332’20
328’21
313’22
317’23
286’24
Down 13.9% since 2020.
Who goes here
White 81%Hispanic 11%Two or more races 5%Asian 2%Black <1%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Millis High School.
Other schools in Millis School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.