Millbrook High School
🇺🇸 Official data · 2025Millbrook, New York 12545 · Millbrook Central School District
#92 of 1,079 high schools in New York
#107 of 16,910 nationally
About Millbrook High School
Millbrook High School is a public high located in Millbrook, in the Millbrook Central School District school district of New York, United States. It caters for Grades 9–12. In 2025 it enrolled 252 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 92.8 out of 100, placing it in the top 5% of high schools in United States and 92nd of 1,079 ranked high schools in New York. Its strongest component is math proficiency (99th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (84th percentile).
Other published figures: enrollment 252.
There are 4 schools in Millbrook; Millbrook High School ranks 1st of 4 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)97.5%
- Reading proficiency (30%)97.5%
- Community advantage (fewer free/reduced-price lunch) (25%)27.4%
- Students per teacher (15%)9.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Millbrook High School by the official sources.
- Enrollment
- 252
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 27.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 9.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 97.5%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 97.5%
- Share of tested students proficient or above (all students, all grades).
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Schools near Millbrook High School
Closest schools by straight-line distance, with their Success Index (US).
Millbrook Middle School
Millbrook · Public middle · Grades 6–8
168 students · 199 m away
Alden Place Elementary School
Millbrook · Public elementary · Grades 3–5
157 students · 296 m away
Elm Drive Elementary School
Millbrook · Public elementary · Grades PK–2
167 students · 777 m away
Dover Elementary School
Dover Plains · Public elementary · Grades 3–5
305 students · 10 km away
Traver Road Primary School
Pleasant Valley · Public elementary · Grades K–2
344 students · 11 km away
Cold Spring Early Learning Center
Stanfordville · Public elementary · Grades PK–1
144 students · 13 km away
West Road/D'aquannis Intermediate School
Pleasant Valley · Public elementary · Grades 3–5
354 students · 13 km away
Dover High School
Dover Plains · Public high · Grades 9–12
462 students · 14 km away
Dover Middle School
Dover Plains · Public middle · Grades 6–8
295 students · 14 km away
Netherwood School
Hyde Park · Public elementary · Grades K–5
301 students · 14 km away
Similar schools
Public high schools in New York with a comparable Enrollment.
Brocton Middle High School
Brocton · Public high · Grades 6–12
252 students
Brooklyn Community High School for Excellence and Equity
Brooklyn · Public high · Grades 9–12
253 students
Harpursville Junior-Senior High School
Harpursville · Public high · Grades 7–12
253 students
Poland Junior-Senior High School
Poland · Public high · Grades 6–12
251 students
Beaver River Senior High School
Beaver Falls · Public high · Grades 9–12
254 students
Orchard Collegiate Academy
New York · Public high · Grades 9–12
255 students
Frequently asked questions
Is Millbrook High School a good school?
Millbrook High School has a Success Index (US) of 92.8 out of 100 (Top 5% of high schools in United States) and ranks #92 of 1,079 in New York. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Millbrook High School rank in New York?
Millbrook High School ranks #92 of 1,079 high schools in New York and #107 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Millbrook High School?
Millbrook High School had 252 students in 2025.
Is Millbrook High School a elementary school or a high school?
Millbrook High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Millbrook High School?
There are 10 schools within 15 km of Millbrook High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.