Top 10 Best Suffolk County Public Schools (2021)

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For the 2021 school year, there are 342 public schools serving 238,642 students in Suffolk County, NY. Suffolk County has one of the highest concentrations of top ranked public schools in New York.
The top ranked public schools in Suffolk County, NY are Harborfields High School, West Islip Senior High School and Hauppauge High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Suffolk County, NY public schools have an average math proficiency score of 61% (versus the New York public school average of 55%), and reading proficiency score of 57% (versus the 54% statewide average). Schools in Suffolk County have an average ranking of 10/10, which is in the top 10% of New York public schools.
Minority enrollment is 46% of the student body (majority Hispanic), which is less than the New York public school average of 57% (majority Hispanic and Black).

Best Suffolk County Public Schools (2021)

  • School (Math and Reading Proficiency) Location Grades Students
  • Rank: #1-21.-2.
    Harborfields High School Math: ≥99% | Reading: ≥99%
    Rank
    10/
    10
    Top 1%
    98 Taylor Ave
    Greenlawn, NY 11740
    (631) 754-5360

    Grades: 9-12 | 1,101 student
  • Rank: #1-21.-2.
    West Islip Senior High School Math: ≥99% | Reading: ≥99%
    Rank
    10/
    10
    Top 1%
    1 Lion's Path
    West Islip, NY 11795
    (631) 504-5815

    Grades: 9-12 | 1,438 student
  • Rank: #3-43.-4.
    Hauppauge High School Math: ≥99% | Reading: 98%
    Rank
    10/
    10
    Top 1%
    500 Lincoln Blvd
    Hauppauge, NY 11788
    (631) 265-3630

    Grades: 9-12 | 1,209 student
  • Rank: #3-43.-4.
    Sayville High School Math: ≥99% | Reading: 98%
    Rank
    10/
    10
    Top 1%
    20 Brook St
    West Sayville, NY 11796
    (631) 244-6600

    Grades: 9-12 | 987 students
  • Rank: #5-65.-6.
    East Islip High School Math: 98% | Reading: ≥99%
    Rank
    10/
    10
    Top 5%
    1 Redmen St
    Islip Terrace, NY 11752
    (631) 224-2100

    Grades: 9-12 | 1,266 student
  • Rank: #5-65.-6.
    Northport Senior High School Math: 98% | Reading: ≥99%
    Rank
    10/
    10
    Top 5%
    154 Laurel Hill Rd
    Northport, NY 11768
    (631) 262-6652

    Grades: 9-12 | 1,977 student
  • Rank: #77.
    Half Hollow Hills High School East Math: 97% | Reading: ≥99%
    Rank
    10/
    10
    Top 5%
    50 Vanderbilt Pky
    Huntington Station, NY 11746
    (631) 592-3100

    Grades: 9-12 | 1,725 student
  • Rank: #8-108.- 10.
    Commack High School Math: 98% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    1 Scholar Ln
    Commack, NY 11725
    (631) 912-2109

    Grades: 9-12 | 2,244 students
  • Rank: #8-108.- 10.
    Half Hollow Hills High School West Math: 98% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    375 Wolf Hill Rd
    Huntington Station, NY 11746
    (631) 592-3200

    Grades: 9-12 | 1,325 student
  • Rank: #8-108.- 10.
    Ward Melville Senior High School Math: 98% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    380 Old Town Rd
    East Setauket, NY 11733
    (631) 730-4900

    Grades: 9-12 | 1,759 student
  • Rank: #11-1411.- 14.
    Connetquot High School Math: 97% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    190 7th St
    Bohemia, NY 11716
    (631) 244-2228

    Grades: 9-12 | 1,978 student
  • Rank: #11-1411.- 14.
    Kings Park High School Math: 97% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    200 Rt 25a
    Kings Park, NY 11754
    (631) 269-3345

    Grades: 9-12 | 1,131 student
  • Rank: #11-1411.- 14.
    Smithtown High School East Math: 97% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    10 School St
    Saint James, NY 11780
    (631) 382-2705

    Grades: 9-12 | 1,575 student
  • Rank: #11-1411.- 14.
    Walt Whitman High School Math: 97% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    301 W Hills Rd
    Huntington Station, NY 11746
    (631) 812-3800

    Grades: 9-12 | 1,983 student
  • Rank: #1515.
    Smithtown High School-west Magnet School
    Math: 98% | Reading: 97%
    Rank
    10/
    10
    Top 5%
    100 Central Rd
    Smithtown, NY 11787
    (631) 382-2905

    Grades: 9-12 | 1,662 student
  • Rank: #1616.
    Rocky Point High School Math: 96% | Reading: 98%
    Rank
    10/
    10
    Top 5%
    82 Rocky Pt-yaphank Rd
    Rocky Point, NY 11778
    (631) 849-7505

    Grades: 9-12 | 1,053 student
  • Rank: #1717.
    Mount Sinai High School Math: 98% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    110 N Country Rd
    Mount Sinai, NY 11766
    (631) 870-2800

    Grades: 9-12 | 782 students
  • Rank: #1818.
    Patchogue-medford High School Math: 96% | Reading: 96%
    Rank
    10/
    10
    Top 5%
    181 Buffalo Ave
    Medford, NY 11763
    (631) 687-6500

    Grades: 9-12 | 2,458 students
  • Rank: #19-2419.- 24.
    Bayport-blue Point High School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    200 Snedecor Ave
    Bayport, NY 11705
    (631) 472-7800

    Grades: 9-12 | 743 students
  • Rank: #19-2419.- 24.
    Center Moriches High School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    311 Frowein Rd
    Center Moriches, NY 11934
    (631) 878-0092

    Grades: 9-12 | 581 students
  • Rank: #19-2419.- 24.
    Earl L Vandermeulen High School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    350 Old Post Rd
    Port Jefferson, NY 11777
    (631) 791-4421

    Grades: 9-12 | 383 students
  • Rank: #19-2419.- 24.
    Elwood/john Glenn High School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    478 Elwood Rd
    East Northport, NY 11731
    (631) 266-5410

    Grades: 9-12 | 722 students
  • Rank: #19-2419.- 24.
    Hampton Bays High School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    88 Argonne Rd
    Hampton Bays, NY 11946
    (631) 723-2110

    Grades: 7-12 | 682 students
  • Rank: #19-2419.- 24.
    Shoreham-wading River High School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    250a Rt 25a
    Shoreham, NY 11786
    (631) 821-8264

    Grades: 9-12 | 795 students
  • Rank: #2525.
    Centereach High School Math: 93% | Reading: 98%
    Rank
    10/
    10
    Top 10%
    14 43rd St
    Centereach, NY 11720
    (631) 285-8100

    Grades: 9-12 | 1,574 student
  • Rank: #2626.
    East Hampton High School Math: 95% | Reading: 97%
    Rank
    10/
    10
    Top 10%
    2 Long Ln
    East Hampton, NY 11937
    (631) 329-4132

    Grades: 9-12 | 950 students
  • Rank: #2727.
    Islip High School Math: 93% | Reading: 97%
    Rank
    10/
    10
    Top 10%
    2508 Union Blvd
    Islip, NY 11751
    (631) 650-8301

    Grades: 9-12 | 993 students
  • Rank: #2828.
    Riverhead Senior High School Math: 95% | Reading: 96%
    Rank
    10/
    10
    Top 10%
    700 Harrison Ave
    Riverhead, NY 11901
    (631) 369-6723

    Grades: 9-12 | 1,850 student
  • Rank: #2929.
    Sachem High School North Math: 94% | Reading: 96%
    Rank
    10/
    10
    Top 10%
    212 Smith Rd
    Ronkonkoma, NY 11779
    (631) 471-1400

    Grades: 9-12 | 2,205 students
  • Rank: #30-3130.- 31.
    Longwood High School Math: 93% | Reading: 96%
    Rank
    10/
    10
    Top 10%
    100 Longwood Rd
    Middle Island, NY 11953
    (631) 345-9200

    Grades: 9-12 | 2,841 students
  • Rank: #30-3130.- 31.
    West Babylon Senior High School Math: 93% | Reading: 96%
    Rank
    10/
    10
    Top 10%
    500 Great E Neck Rd
    West Babylon, NY 11704
    (631) 376-7115

    Grades: 9-12 | 1,246 student
  • Rank: #3232.
    Sachem High School East Math: 96% | Reading: 95%
    Rank
    10/
    10
    Top 10%
    177 Granny Rd
    Farmingville, NY 11738
    (631) 716-8200

    Grades: 9-12 | 2,296 students
  • Rank: #3333.
    Miller Place High School Math: ≥95% | Reading: 90-94%
    Rank
    10/
    10
    Top 10%
    15 Memorial Dr
    Miller Place, NY 11764
    (631) 474-2723

    Grades: 9-12 | 866 students
  • Rank: #3434.
    Westhampton Beach Senior High School Math: 90% | Reading: 98%
    Rank
    10/
    10
    Top 10%
    49 Lilac Rd
    Westhampton Beach, NY 11978
    (631) 288-3800

    Grades: 9-12 | 978 students
  • Rank: #35-3635.- 36.
    Huntington High School Math: 94% | Reading: 94%
    Rank
    10/
    10
    Top 10%
    188 Oakwood Rd
    Huntington, NY 11743
    (631) 673-2003

    Grades: 9-12 | 1,486 student
  • Show 100 more public schools in Suffolk County, NY (out of 342 total schools)
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