SENECA MIDDLE SCHOOL
Public
Middle Grades 6–8
Part of SACHEM CENTRAL SCHOOL DISTRICT
850 MAIN ST, HOLBROOK, NY 11741 · (631) 471-1850
Community ratings
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Academic performance
Math proficiency62%
State average 56.1%
Reading / language arts62%
State average 62.6%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
928Students enrolled
11:1Student–teacher ratio
33%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 6281
Grade 7337
Grade 8309
Ungraded1
Students
White · 64%597
Hispanic · 22%205
Asian · 6%53
Two or more races · 4%41
Black · 3%31
American Indian/Alaska Native · 0%1
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
1,038’20
1,006’21
973’22
974’23
928’24
Location
850 MAIN ST HOLBROOK
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.