Islip High School

2508 Union Blvd, Islip, NY 11751 Map

Math (met standard)

47%

−9 state 56% · 2024-25

English (met standard)

89%

+14 state 75% · 2024-25

Science (met standard)

73%

+15 state 57% · 2024-25

Low income

43%

free or reduced-price lunch

Students

890

2024-25

Students per teacher

9.9

2024-25

Test score trends

Share of students who met or exceeded the state standard each year.

Grade	Math	English	Science
High school (Regents)	47% state 56% · 2024-25	89% state 75% · 2024-25	73% state 57% · 2024-25
All grades	47% state 56% · 2024-25	89% state 75% · 2024-25	73% state 57% · 2024-25

Results by year (all grades)

School year	Math	English	Science
2024-25	47% state 56%	89% state 75%	73% state 57%
2023-24	20% state 63%	91% state 79%	75% state 62%
2022-23	53% state 65%	94% state 77%	83% state 66%
2021-22	50% state 66%	92% state 81%	89% state 74%
2018-19	72% state 71%	96% state 84%	92% state 73%
2017-18	64% state 70%	92% state 79%	89% state 73%

4-year graduation rate

94%

state 86% · 2024-25

Graduation rate: students who earned a regular diploma within four years.

Race and ethnicity, 2024-25

Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).

Subject percentages show the share of students who met or exceeded the state standard.


Bay Shore Senior High School Grades 9–12 · Bay Shore Union Free School District	1.8 mi	57% +1 vs state	83% +8 vs state	68% +11 vs state	7% Average of math, English and science: 83% in 2021-22 → 76% in 2024-25	44%	1,862	Hispanic 51%
East Islip High School Grades 9–12 · East Islip Union Free School District	2.4 mi	74% +18 vs state	92% +16 vs state	80% +22 vs state	Average of math, English and science: 87% in 2021-22 → 86% in 2024-25	26%	1,170	White 66%
Brentwood High School Grades 9–12 · Brentwood Union Free School District	3.5 mi	39% −17 vs state	68% −7 vs state	53% −4 vs state	13% Average of math, English and science: 74% in 2021-22 → 61% in 2024-25	81%	4,816	Hispanic 88%
Brentwood High School Freshman Campus Grades 9 · Brentwood Union Free School District	4.5 mi	41% −15 vs state	—	62% +5 vs state	31% Average of math, English and science: 93% in 2021-22 → 62% in 2024-25	82%	1,287	Hispanic 86%
Central Islip Senior High School Grades 9–12 · Central Islip Union Free School District	4.7 mi	27% −29 vs state	60% −15 vs state	51% −7 vs state	7% Average of math, English and science: 62% in 2021-22 → 55% in 2024-25	56%	2,615	Hispanic 81%
West Islip Senior High School Grades 9–12 · West Islip Union Free School District	4.7 mi	54% −2 vs state	97% +22 vs state	70% +12 vs state	6% Average of math, English and science: 89% in 2021-22 → 83% in 2024-25	20%	1,163	White 80%