Robert M Grable Jr Mount Sinai High School
110 N Country Rd, Mount Sinai, NY 11766 Map
Math (met standard)
97%
+41
state 56% · 2024-25
English (met standard)
97%
+21
state 75% · 2024-25
Science (met standard)
94%
+37
state 57% · 2024-25
Low income
12%
free or reduced-price lunch
Students
710
2024-25
Students per teacher
10.9
2024-25
Test score trends
Share of students who met or exceeded the state standard each year.
Latest results by grade
| Grade | Math | English | Science |
|---|---|---|---|
| High school (Regents) | 97% state 56% · 2024-25 | 97% state 75% · 2024-25 | 94% state 57% · 2024-25 |
| All grades | 97% state 56% · 2024-25 | 97% state 75% · 2024-25 | 94% state 57% · 2024-25 |
Results by year (all grades)
| School year | Math | English | Science |
|---|---|---|---|
| 2024-25 | 97% state 56% | 97% state 75% | 94% state 57% |
| 2023-24 | 95% state 63% | 95% state 79% | 96% state 62% |
| 2022-23 | 93% state 65% | 94% state 77% | 100% state 66% |
| 2021-22 | 89% state 66% | 97% state 81% | 96% state 74% |
| 2018-19 | 96% state 71% | 97% state 84% | 98% state 73% |
| 2017-18 | 96% state 70% | 96% state 79% | 99% state 73% |
Graduation & college
4-year graduation rate
97%
state 86% · 2024-25
Graduation rate: students who earned a regular diploma within four years.
Students
Race and ethnicity, 2024-25
- Asian 9%
- White 74%
- Hispanic 14%
- Black 1%
- Two or more 2%
- Other 0%
Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).
Nearby schools
2024-25 results
Subject percentages show the share of students who met or exceeded the state standard.
| Pick to compare | |||||
|---|---|---|---|---|---|
|
Miller Place High School
Grades 9–12
· Miller Place Union Free School District
|
2.0 mi |
76%
+20
vs state
|
92%
+16
vs state
|
20% | |
|
Comsewogue High School
Grades 9–12
· Brookhaven-Comsewogue Union Free School District
|
2.2 mi |
64%
+8
vs state
|
91%
+16
vs state
|
28% | |
|
Earl L Vandermeulen High School
Grades 9–12
· Port Jefferson Union Free School District
|
2.2 mi |
78%
+22
vs state
|
94%
+19
vs state
|
15% | |
|
Ward Melville Senior High School
Grades 9–12
· Three Village Central School District
|
3.0 mi |
56%
±0
vs state
|
94%
+19
vs state
|
16% | |
|
Rocky Point High School
Grades 9–12
· Rocky Point Union Free School District
|
4.4 mi |
71%
+15
vs state
|
90%
+15
vs state
|
31% | |
|
Selden Middle School
Grades 6–9
· Middle Country Central School District
|
4.7 mi |
39%
−15
vs state
|
31%
−21
vs state
|
51% | |
|
Newfield High School
Grades 9–12
· Middle Country Central School District
|
5.0 mi |
36%
−20
vs state
|
87%
+11
vs state
|
45% | |
|
Paul J Gelinas Junior High School
Grades 7–9
· Three Village Central School District
|
5.0 mi |
72%
+17
vs state
|
76%
+24
vs state
|
12% |
No schools match this filter.