allk12 · Rankings · Lowest proficiency · New York · Suffolk County · High schools

The lowest-performing public high schools by test proficiency in Suffolk County, New York · page 2

Ranks 51–57 of the lowest-performing public schools by test proficiency in Suffolk County, New York. Back to page 1.

LOWEST PROFICIENCY · SUFFOLK COUNTY, NEW YORK

#	School	City	District	Level	% FRL	Students	% Proficient
51	COMMACK HIGH SCHOOL	COMMACK, NY	COMMACK UNION FREE SCHOOL DISTRICT	High	18.9%	1,728	90.5%
52	EARL L VANDERMEULEN HIGH SCHOOL	PORT JEFFERSON, NY	PORT JEFFERSON UNION FREE SCHOOL DISTRICT	High	15.0%	313	91.2%
53	SAYVILLE HIGH SCHOOL	WEST SAYVILLE, NY	SAYVILLE UNION FREE SCHOOL DISTRICT	High	13.6%	814	91.8%
54	COLD SPRING HARBOR HIGH SCHOOL	COLD SPRING HARBOR, NY	COLD SPRING HARBOR CENTRAL SCHOOL DISTRICT	High	3.2%	719	92.8%
55	HARBORFIELDS HIGH SCHOOL	GREENLAWN, NY	HARBORFIELDS CENTRAL SCHOOL DISTRICT	High	21.1%	923	93.2%
56	HALF HOLLOW HILLS HIGH SCHOOL WEST	DIX HILLS, NY	HALF HOLLOW HILLS CENTRAL SCHOOL DISTRICT	High	29.2%	1,028	93.7%
57	ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL	MOUNT SINAI, NY	MOUNT SINAI UNION FREE SCHOOL DISTRICT	High	12.3%	710	95.5%

Page 2 of 2 · top 57 of 57 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.