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allk12 · Rankings · Highest proficiency · New York · Suffolk County

The highest-performing public schools by test proficiency in Suffolk County, New York

294 public schools in Suffolk County, New York appear in this ranking of the highest-performing public schools by test proficiency, ranked by composite state-assessment proficiency. ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL leads the list at 95.5%, against a median of 54.0% across the ranked schools.

Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.

Schools ranked
294
Suffolk County, New York
Top % Proficient
95.5%
Median % Proficient
54.0%
HIGHEST PROFICIENCY · SUFFOLK COUNTY, NEW YORK
#SchoolCityDistrictLevel% FRLStudents% Proficient
1ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOLMOUNT SINAI, NYMOUNT SINAI UNION FREE SCHOOL DISTRICTHigh12.3%71095.5%
2HALF HOLLOW HILLS HIGH SCHOOL WESTDIX HILLS, NYHALF HOLLOW HILLS CENTRAL SCHOOL DISTRICTHigh29.2%1,02893.7%
3HARBORFIELDS HIGH SCHOOLGREENLAWN, NYHARBORFIELDS CENTRAL SCHOOL DISTRICTHigh21.1%92393.2%
4COLD SPRING HARBOR HIGH SCHOOLCOLD SPRING HARBOR, NYCOLD SPRING HARBOR CENTRAL SCHOOL DISTRICTHigh3.2%71992.8%
5SAYVILLE HIGH SCHOOLWEST SAYVILLE, NYSAYVILLE UNION FREE SCHOOL DISTRICTHigh13.6%81491.8%
6EARL L VANDERMEULEN HIGH SCHOOLPORT JEFFERSON, NYPORT JEFFERSON UNION FREE SCHOOL DISTRICTHigh15.0%31391.2%
7COMMACK HIGH SCHOOLCOMMACK, NYCOMMACK UNION FREE SCHOOL DISTRICTHigh18.9%1,72890.5%
8BAYPORT-BLUE POINT HIGH SCHOOLBAYPORT, NYBAYPORT-BLUE POINT UNION FREE SCHOOL DISTRICTHigh18.7%57989.7%
9HAUPPAUGE HIGH SCHOOLHAUPPAUGE, NYHAUPPAUGE UNION FREE SCHOOL DISTRICTHigh20.4%1,03888.8%
10NORTHPORT SENIOR HIGH SCHOOLNORTHPORT, NYNORTHPORT-EAST NORTHPORT UNION FREE SCHOOL DISTRICTHigh16.7%1,47687.8%
11SMITHTOWN HIGH SCHOOL-WESTSMITHTOWN, NYSMITHTOWN CENTRAL SCHOOL DISTRICTHigh16.7%1,15887.8%
12MILLER PLACE HIGH SCHOOLMILLER PLACE, NYMILLER PLACE UNION FREE SCHOOL DISTRICTHigh20.0%76486.7%
13KINGS PARK HIGH SCHOOLKINGS PARK, NYKINGS PARK CENTRAL SCHOOL DISTRICTHigh14.3%82386.3%
14ELWOOD/JOHN GLENN HIGH SCHOOLELWOOD, NYELWOOD UNION FREE SCHOOL DISTRICTHigh25.4%67785.5%
15EAST ISLIP HIGH SCHOOLISLIP TERRACE, NYEAST ISLIP UNION FREE SCHOOL DISTRICTHigh26.4%1,17083.7%
16SHOREHAM-WADING RIVER HIGH SCHOOLSHOREHAM, NYSHOREHAM-WADING RIVER CENTRAL SCHOOL DISTRICTHigh6.0%62983.3%
17SMITHTOWN HIGH SCHOOL EASTSAINT JAMES, NYSMITHTOWN CENTRAL SCHOOL DISTRICTHigh14.8%1,40383.3%
18SACHEM HIGH SCHOOL EASTFARMINGVILLE, NYSACHEM CENTRAL SCHOOL DISTRICTHigh34.1%1,98482.2%
19PAUL J GELINAS JUNIOR HIGH SCHOOLSETAUKET, NYTHREE VILLAGE CENTRAL SCHOOL DISTRICTMiddle12.4%65181.6%
20HALF HOLLOW HILLS HIGH SCHOOL EASTDIX HILLS, NYHALF HOLLOW HILLS CENTRAL SCHOOL DISTRICTHigh30.8%1,40781.3%
21LLOYD HARBOR SCHOOLHUNTINGTON, NYCOLD SPRING HARBOR CENTRAL SCHOOL DISTRICTElementary1.5%38979.9%
22CONNETQUOT HIGH SCHOOLBOHEMIA, NYCONNETQUOT CENTRAL SCHOOL DISTRICTHigh18.1%1,77479.5%
23WALT WHITMAN HIGH SCHOOLHUNTINGTON STATION, NYSOUTH HUNTINGTON UNION FREE SCHOOL DISTRICTHigh49.1%1,93979.5%
24WEST ISLIP SENIOR HIGH SCHOOLWEST ISLIP, NYWEST ISLIP UNION FREE SCHOOL DISTRICTHigh20.2%1,16379.3%
25ROCKY POINT HIGH SCHOOLROCKY POINT, NYROCKY POINT UNION FREE SCHOOL DISTRICTHigh31.1%89478.2%
26VANDERBILT ELEMENTARY SCHOOLDIX HILLS, NYHALF HOLLOW HILLS CENTRAL SCHOOL DISTRICTElementary24.9%70878.0%
27NASSAKEAG ELEMENTARY SCHOOLEAST SETAUKET, NYTHREE VILLAGE CENTRAL SCHOOL DISTRICTElementary8.5%55177.8%
28WARD MELVILLE SENIOR HIGH SCHOOLEAST SETAUKET, NYTHREE VILLAGE CENTRAL SCHOOL DISTRICTHigh15.7%1,44277.3%
29SACHEM HIGH SCHOOL NORTHLAKE RONKONKOMA, NYSACHEM CENTRAL SCHOOL DISTRICTHigh33.8%2,00876.8%
30IDLE HOUR ELEMENTARY SCHOOLOAKDALE, NYCONNETQUOT CENTRAL SCHOOL DISTRICTElementary5.5%21876.6%
31COMSEWOGUE HIGH SCHOOLPORT JEFFERSON STA, NYBROOKHAVEN-COMSEWOGUE UNION FREE SCHOOL DISTRICTHigh27.9%1,16076.5%
32EAST MORICHES ELEMENTARY SCHOOLEAST MORICHES, NYEAST MORICHES UNION FREE SCHOOL DISTRICTElementary22.0%33776.4%
33WESTHAMPTON BEACH SENIOR HIGH SCHOOLWESTHAMPTON BEACH, NYWESTHAMPTON BEACH UNION FREE SCHOOL DISTRICTHigh17.1%97075.2%
34PAUMANOK ELEMENTARY SCHOOLDIX HILLS, NYHALF HOLLOW HILLS CENTRAL SCHOOL DISTRICTElementary30.1%60275.1%
35MINNESAUKE ELEMENTARY SCHOOLEAST SETAUKET, NYTHREE VILLAGE CENTRAL SCHOOL DISTRICTElementary13.8%64474.0%
36ACADEMY CHARTER SCHOOL 2 (THE)WYANDANCH, NYACADEMY CHARTER SCHOOL 2 (THE)Elementary75.2%46873.7%
37CANDLEWOOD MIDDLE SCHOOLDIX HILLS, NYHALF HOLLOW HILLS CENTRAL SCHOOL DISTRICTMiddle27.8%70672.9%
38BAY SHORE SENIOR HIGH SCHOOLBAY SHORE, NYBAY SHORE UNION FREE SCHOOL DISTRICTHigh44.3%1,86272.5%
39FORT SALONGA ELEMENTARY SCHOOLNORTHPORT, NYKINGS PARK CENTRAL SCHOOL DISTRICTElementary8.7%38172.5%
40CENTER MORICHES HIGH SCHOOLCENTER MORICHES, NYCENTER MORICHES UNION FREE SCHOOL DISTRICTHigh28.4%51171.7%
41ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOLSTONY BROOK, NYTHREE VILLAGE CENTRAL SCHOOL DISTRICTMiddle21.2%65571.5%
42SETAUKET ELEMENTARY SCHOOLSETAUKET, NYTHREE VILLAGE CENTRAL SCHOOL DISTRICTElementary10.7%59971.3%
43BABYLON JUNIOR-SENIOR HIGH SCHOOLBABYLON, NYBABYLON UNION FREE SCHOOL DISTRICTHigh16.2%66271.3%
44PORT JEFFERSON MIDDLE SCHOOLPORT JEFFERSON, NYPORT JEFFERSON UNION FREE SCHOOL DISTRICTMiddle18.3%22471.3%
45COMMACK MIDDLE SCHOOLCOMMACK, NYCOMMACK UNION FREE SCHOOL DISTRICTMiddle16.8%1,33771.0%
46WILLIAM T ROGERS MIDDLE SCHOOLKINGS PARK, NYKINGS PARK CENTRAL SCHOOL DISTRICTMiddle14.8%58870.9%
47SAYVILLE MIDDLE SCHOOLSAYVILLE, NYSAYVILLE UNION FREE SCHOOL DISTRICTMiddle11.7%58270.9%
48MOUNT SINAI ELEMENTARY SCHOOLMOUNT SINAI, NYMOUNT SINAI UNION FREE SCHOOL DISTRICTElementary15.7%65770.9%
49SYLVAN AVENUE ELEMENTARY SCHOOLBAYPORT, NYBAYPORT-BLUE POINT UNION FREE SCHOOL DISTRICTElementary13.8%31870.8%
50DEER PARK HIGH SCHOOLDEER PARK, NYDEER PARK UNION FREE SCHOOL DISTRICTHigh44.6%1,32670.7%
Page 1 of 6 · top 294 of 294 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

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.