Suffolk County schools ranked by test score
Latest NYS Assessments year (2024-25). 53 schools in Suffolk County, New York with reported Science scores. New York state average: 57.4%.
| Rank | School | Level | Science | vs state |
|---|---|---|---|---|
| 1 | HARBORFIELDS HIGH SCHOOL GREENLAWN · HARBORFIELDS CENTRAL SCHOOL DISTRICT | High | 96.0% | +38.6pp |
| 2 | EARL L VANDERMEULEN HIGH SCHOOL PORT JEFFERSON · PORT JEFFERSON UNION FREE SCHOOL DISTRICT | High | 95.0% | +37.6pp |
| 3 | ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL MOUNT SINAI · MOUNT SINAI UNION FREE SCHOOL DISTRICT | High | 94.0% | +36.6pp |
| 4 | SAYVILLE HIGH SCHOOL WEST SAYVILLE · SAYVILLE UNION FREE SCHOOL DISTRICT | High | 94.0% | +36.6pp |
| 5 | SMITHTOWN HIGH SCHOOL-WEST SMITHTOWN · SMITHTOWN CENTRAL SCHOOL DISTRICT | High | 90.0% | +32.6pp |
| 6 | BAYPORT-BLUE POINT HIGH SCHOOL BAYPORT · BAYPORT-BLUE POINT UNION FREE SCHOOL DISTRICT | High | 88.0% | +30.6pp |
| 7 | HALF HOLLOW HILLS HIGH SCHOOL WEST DIX HILLS · HALF HOLLOW HILLS CENTRAL SCHOOL DISTRICT | High | 88.0% | +30.6pp |
| 8 | MILLER PLACE HIGH SCHOOL MILLER PLACE · MILLER PLACE UNION FREE SCHOOL DISTRICT | High | 88.0% | +30.6pp |
| 9 | SACHEM HIGH SCHOOL EAST FARMINGVILLE · SACHEM CENTRAL SCHOOL DISTRICT | High | 88.0% | +30.6pp |
| 10 | NORTHPORT SENIOR HIGH SCHOOL NORTHPORT · NORTHPORT-EAST NORTHPORT UNION FREE SCHOOL DISTRICT | High | 87.0% | +29.6pp |
| 11 | ELWOOD/JOHN GLENN HIGH SCHOOL ELWOOD · ELWOOD UNION FREE SCHOOL DISTRICT | High | 86.0% | +28.6pp |
| 12 | SMITHTOWN HIGH SCHOOL EAST SAINT JAMES · SMITHTOWN CENTRAL SCHOOL DISTRICT | High | 85.0% | +27.6pp |
| 13 | COMMACK HIGH SCHOOL COMMACK · COMMACK UNION FREE SCHOOL DISTRICT | High | 84.0% | +26.6pp |
| 14 | HAUPPAUGE HIGH SCHOOL HAUPPAUGE · HAUPPAUGE UNION FREE SCHOOL DISTRICT | High | 84.0% | +26.6pp |
| 15 | WARD MELVILLE SENIOR HIGH SCHOOL EAST SETAUKET · THREE VILLAGE CENTRAL SCHOOL DISTRICT | High | 83.0% | +25.6pp |
| 16 | KINGS PARK HIGH SCHOOL KINGS PARK · KINGS PARK CENTRAL SCHOOL DISTRICT | High | 82.0% | +24.6pp |
| 17 | BABYLON JUNIOR-SENIOR HIGH SCHOOL BABYLON · BABYLON UNION FREE SCHOOL DISTRICT | High | 81.0% | +23.6pp |
| 18 | MATTITUCK JUNIOR-SENIOR HIGH SCHOOL MATTITUCK · MATTITUCK-CUTCHOGUE UNION FREE SCHOOL DISTRICT | High | 81.0% | +23.6pp |
| 19 | EAST ISLIP HIGH SCHOOL ISLIP TERRACE · EAST ISLIP UNION FREE SCHOOL DISTRICT | High | 80.0% | +22.6pp |
| 20 | SACHEM HIGH SCHOOL NORTH LAKE RONKONKOMA · SACHEM CENTRAL SCHOOL DISTRICT | High | 80.0% | +22.6pp |
| 21 | WESTHAMPTON BEACH SENIOR HIGH SCHOOL WESTHAMPTON BEACH · WESTHAMPTON BEACH UNION FREE SCHOOL DISTRICT | High | 80.0% | +22.6pp |
| 22 | HALF HOLLOW HILLS HIGH SCHOOL EAST DIX HILLS · HALF HOLLOW HILLS CENTRAL SCHOOL DISTRICT | High | 78.0% | +20.6pp |
| 23 | COMSEWOGUE HIGH SCHOOL PORT JEFFERSON STA · BROOKHAVEN-COMSEWOGUE UNION FREE SCHOOL DISTRICT | High | 77.0% | +19.6pp |
| 24 | SOUTHOLD JUNIOR-SENIOR HIGH SCHOOL SOUTHOLD · SOUTHOLD UNION FREE SCHOOL DISTRICT | High | 77.0% | +19.6pp |
| 25 | ISLIP HIGH SCHOOL ISLIP · ISLIP UNION FREE SCHOOL DISTRICT | High | 73.0% | +15.6pp |
| 26 | CENTER MORICHES HIGH SCHOOL CENTER MORICHES · CENTER MORICHES UNION FREE SCHOOL DISTRICT | High | 71.0% | +13.6pp |
| 27 | WALT WHITMAN HIGH SCHOOL HUNTINGTON STATION · SOUTH HUNTINGTON UNION FREE SCHOOL DISTRICT | High | 71.0% | +13.6pp |
| 28 | WEST BABYLON SENIOR HIGH SCHOOL WEST BABYLON · WEST BABYLON UNION FREE SCHOOL DISTRICT | High | 70.0% | +12.6pp |
| 29 | BAY SHORE SENIOR HIGH SCHOOL BAY SHORE · BAY SHORE UNION FREE SCHOOL DISTRICT | High | 68.0% | +10.6pp |
| 30 | GREENPORT HIGH SCHOOL GREENPORT · GREENPORT UNION FREE SCHOOL DISTRICT | High | 68.0% | +10.6pp |
| 31 | ROCKY POINT HIGH SCHOOL ROCKY POINT · ROCKY POINT UNION FREE SCHOOL DISTRICT | High | 68.0% | +10.6pp |
| 32 | EAST HAMPTON HIGH SCHOOL EAST HAMPTON · EAST HAMPTON UNION FREE SCHOOL DISTRICT | High | 66.0% | +8.6pp |
| 33 | LINDENHURST SENIOR HIGH SCHOOL LINDENHURST · LINDENHURST UNION FREE SCHOOL DISTRICT | High | 66.0% | +8.6pp |
| 34 | PATCHOGUE-MEDFORD HIGH SCHOOL MEDFORD · PATCHOGUE-MEDFORD UNION FREE SCHOOL DISTRICT | High | 66.0% | +8.6pp |
| 35 | DEER PARK HIGH SCHOOL DEER PARK · DEER PARK UNION FREE SCHOOL DISTRICT | High | 65.0% | +7.6pp |
| 36 | SOUTHAMPTON HIGH SCHOOL SOUTHAMPTON · SOUTHAMPTON UNION FREE SCHOOL DISTRICT | High | 63.0% | +5.6pp |
| 37 | BRENTWOOD HIGH SCHOOL FRESHMAN CAMPUS BRENTWOOD · BRENTWOOD UNION FREE SCHOOL DISTRICT | High | 62.0% | +4.6pp |
| 38 | HAMPTON BAYS HIGH SCHOOL HAMPTON BAYS · HAMPTON BAYS UNION FREE SCHOOL DISTRICT | High | 59.0% | +1.6pp |
| 39 | HUNTINGTON HIGH SCHOOL HUNTINGTON · HUNTINGTON UNION FREE SCHOOL DISTRICT | High | 56.0% | -1.4pp |
| 40 | EASTPORT-SOUTH MANOR JUNIOR SENIOR HIGH SCHOOL MANORVILLE · EASTPORT-SOUTH MANOR CSD | High | 54.0% | -3.4pp |
| 41 | BRENTWOOD HIGH SCHOOL BRENTWOOD · BRENTWOOD UNION FREE SCHOOL DISTRICT | High | 53.0% | -4.4pp |
| 42 | CENTEREACH HIGH SCHOOL CENTEREACH · MIDDLE COUNTRY CENTRAL SCHOOL DISTRICT | High | 52.0% | -5.4pp |
| 43 | CENTRAL ISLIP SENIOR HIGH SCHOOL CENTRAL ISLIP · CENTRAL ISLIP UNION FREE SCHOOL DISTRICT | High | 50.0% | -7.4pp |
| 44 | NEWFIELD HIGH SCHOOL SELDEN · MIDDLE COUNTRY CENTRAL SCHOOL DISTRICT | High | 45.0% | -12.4pp |
| 45 | RIVERHEAD SENIOR HIGH SCHOOL RIVERHEAD · RIVERHEAD CENTRAL SCHOOL DISTRICT | High | 43.0% | -14.4pp |
| 46 | WALTER G O'CONNELL COPIAGUE HIGH SCHOOL COPIAGUE · COPIAGUE UNION FREE SCHOOL DISTRICT | High | 39.0% | -18.4pp |
| 47 | CONNETQUOT HIGH SCHOOL BOHEMIA · CONNETQUOT CENTRAL SCHOOL DISTRICT | High | 38.0% | -19.4pp |
| 48 | NORTH BABYLON HIGH SCHOOL NORTH BABYLON · NORTH BABYLON UNION FREE SCHOOL DISTRICT | High | 34.0% | -23.4pp |
| 49 | AMITYVILLE MEMORIAL HIGH SCHOOL AMITYVILLE · AMITYVILLE UNION FREE SCHOOL DISTRICT | High | 33.0% | -24.4pp |
| 50 | LONGWOOD HIGH SCHOOL MIDDLE ISLAND · LONGWOOD CENTRAL SCHOOL DISTRICT | High | 32.0% | -25.4pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the NYS Assessments % Proficient (Level 3+4) threshold on the latest available NYS Assessments Science test (school year 2024-25). Only public schools in Suffolk County, New York with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the New York statewide enrollment-weighted average. To compare against neighboring counties, use the full New York ranking.