| 1 | 1:51.62 | Isaiah ClaiborneNorthport | Northport '18 | 47th Saint Anthony's Invitational | 2018 |
| 2 | 1:51.80 | Keith HinnantBay Shore | Bay Shore '04 | Suffolk County Boys | 2004 |
| 3 | 1:51.87 | Mike BranniganNorthport | Northport '15 | Saint Anthony's Invitational | 2015 |
| 4 | 1:52.24 | Elijah ClaiborneNorthport | Northport '18 | 47th Saint Anthony's Invitational | 2018 |
| 5 | 1:52.51 | Matthew PayampsSt. Anthony's | St. Anthony's '19 | 47th Saint Anthony's Invitational | 2018 |
| 6 | 1:52.71 | Shamar PowellWalt Whitman | Walt Whitman '15 | Section XI State Qualifier Championships | 2015 |
| 7 | 1:53.05 | Greg PerrierHalf Hollow Hills East | Half Hollow Hills East '11 | Section XI Individual Championships | 2011 |
| 8 | 1:53.08 | James CiaccioSt. Anthony's | St. Anthony's '25 | St. Anthony's Invitational | 2024 |
| 9 | 1:53.34 | Tom GassnerBellport | Bellport '15 | Section XI State Qualifier Championships | 2015 |
| 10 | 1:53.41 | James BurkePort Jefferson | Port Jefferson '15 | Saint Anthony's Invitational | 2015 |
| 11 | 1:53.41 | Michael HuebnerShoreham-Wading River | Shoreham-Wading River | Section XI State Qualifier | 2024 |
| 12 | 1:53.63 | Bradley AmazanStony Brook | Stony Brook | Stony Brook University - Wolfie Invitational | 2014 |
| 13 | 1:53.73 | Joe FullerLongwood | Longwood '11 | Section XI Individual Championships | 2011 |
| 14 | 1:53.80 | Jake BurchamHalf Hollow Hills East | Half Hollow Hills East '14 | Longwood Track Classic | 2014 |
| 15 | 1:53.83 | Scott GulizioHuntington | Huntington '15 | Section XI State Qualifier Championships | 2015 |
| 16 | 1:53.87 | Eric SpeakmanStony Brook | Stony Brook | Stony Brook University Track & Field Invitati | 2012 |
| 17 | 1:53.94 | Travis CorreaBellport | Bellport '12 | Saint Anthony's Invitational | 2012 |
| 18 | 1:53.95 | Luciano FioreBay Shore | Bay Shore '15 | Section XI State Qualifier Championships | 2015 |
| 19 | 1:53.98 | Andres Acosta MondriquezStony Brook | Stony Brook | Stony Brook Snowflake Classic | 2026 |
| 20 | 1:54.02 | Patrick CooneyNorthport | Northport | Saint Anthony's Invitational | 2011 |
| 21 | 1:54.05 | Andrew KeresztesPort Jefferson | Port Jefferson '12 | Section XI Individual Championships | 2011 |
| 22 | 1:54.17 | Kyle KellyWest Islip | West Islip '16 | Stony Brook University - Wolfie Invitational | 2017 |
| 23 | 1:54.26 | Payton HazzardSt. Anthony's | St. Anthony's '11 | Saint Anthony's Invitational | 2010 |
| 24 | 1:54.27 | Charlie TheissWard Melville | Ward Melville '15 | Section XI State Qualifier Championships | 2015 |
| 25 | 1:54.35 | Nick BeglaneHauppauge | Hauppauge '16 | Saint Anthony's Invitational | 2016 |
| 26 | 1:54.46 | Tim McGowanNorthport | Northport '14 | Boys Division Championship Meet | 2014 |
| 27 | 1:54.52 | Michael O'LearySt. Anthony's | St. Anthony's '15 | Saint Anthony's Invitational | 2015 |
| 28 | 1:54.53 | Dan HolstSmithtown West | Smithtown West '07 | Boys SQ Results 2B | 2006 |
| 29 | 1:54.54 | Chris OdinNorthport | Northport '13 | Section XI Individual Championships | 2013 |
| 30 | 1:54.54 | Ryan DonohueIslip | Islip '26 | Don Bohlinger Invitational | 2026 |
| 31 | 1:54.55 | Patrick McGuireSmithtown West | Smithtown West '13 | Section XI Individual Championships | 2013 |
| 32 | 1:54.65 | Vincent Pitre JrBellport | Bellport | Section XI State Qualifer | 2025 |
| 33 | 1:54.72 | Brian NillShoreham-Wading River | Shoreham-Wading River '09 | Section XI Individual Championships | 2009 |
| 34 | 1:54.79 | Louis SantelliSt. Anthony's | St. Anthony's '14 | NSCHSAA League Championships | 2013 |
| 35 | 1:54.80 | Luke CoulterRiverhead | Riverhead '16 | Saint Anthony's Invitational | 2016 |
| 36 | 1:54.80 | Juan LassoWesthampton Beach | Westhampton Beach '19 | Section XI State Qualifier Championships | 2018 |
| 37 | 1:54.94 | Christopher TibbettsSachem North | Sachem North '17 | Section XI State Qualifier Championships | 2015 |
| 38 | 1:54.94 | Christopher TibbetSachem North | Sachem North '17 | Section XI State Qualifier Championships | 2015 |
| 39 | 1:55.10 | Nick CrociataHauppauge | Hauppauge '18 | 47th Saint Anthony's Invitational | 2018 |
| 40 | 1:55.10 | Matthew BrodskyStony Brook | Stony Brook | Stony Brook Snowflake Classic | 2026 |
| 41 | 1:55.15 | Thomas LouroSt. Anthony's | St. Anthony's '14 | NSCHSAA League Championships | 2013 |
| 42 | 1:55.18 | Anthony CocciaSachem North | Sachem North '14 | Boys Division Championship Meet | 2014 |
| 43 | 1:55.18 | Thomas AutinoComsewogue | Comsewogue '25 | Section XI State Qualifer | 2025 |
| 44 | 1:55.19 | Walesky NowakStony Brook | Stony Brook | Stony Brook Snowflake Classic | 2026 |
| 45 | 1:55.26 | Jonathan SamuelMiddle Country | Middle Country '12 | Stony Brook University - Wolfie Invitational | 2016 |
| 46 | 1:55.27 | Aiden SmythWalt Whitman | Walt Whitman '18 | Section XI Boys Division Championships | 2018 |
| 47 | 1:55.30 | Kevin KreiderSt. Anthony's | St. Anthony's '12 | Saint Anthony's Invitational | 2012 |
| 48 | 1:55.49 | Jon CuomoWilliam Floyd | William Floyd '08 | Boys Division Championship Meet | 2008 |
| 49 | 1:55.55 | Matthew LicariSt. Anthony's | St. Anthony's '04 | Saint Anthony's Invitational | 2004 |
| 50 | 1:55.67 | Thomas MeehanEastport-South Manor | Eastport-South Manor '14 | Section XI Individual Championships | 2014 |
| 51 | 1:55.72 | Paul ZornEastport-South Manor | Eastport-South Manor '25 | Section XI State Qualifer | 2025 |
| 52 | 1:55.73 | Austin SperlComsewogue | Comsewogue '15 | Boys Division Championship Meet | 2015 |
| 53 | 1:55.77 | Conner FarrellBayport-Blue Point | Bayport-Blue Point '04 | Section XI Individual Championships | 2004 |
| 54 | 1:55.83 | Mario XerriMount Sinai | Mount Sinai '20 | Stony Brook Snowflake Classic | 2025 |
| 55 | 1:55.87 | Danny HarrisSt. John the Baptist | St. John the Baptist '06 | Saint Anthony’s Invitational | |
| 56 | 1:55.88 | Ryan HeslerStony Brook | Stony Brook | Stony Brook Snowflake Classic | 2025 |
| 57 | 1:56.00 | Kris MoranNorth Babylon | North Babylon '13 | Boys Division Championship Meet | 2013 |
| 58 | 1:56.00 | Thomas SchottMiller Place | Miller Place '17 | Saint Anthony's Invitational | 2016 |
| 59 | 1:56.01 | Nicholas CollazosSouthampton | Southampton '11 | Saint Anthony's Invitational | 2011 |
| 60 | 1:56.04 | Tyrese ReddickSouthampton | Southampton | Massapequa Last Chance Invitational | 2025 |
| 61 | 1:56.10 | Daniel BrownNorth Babylon | North Babylon '09 | Saint Anthony's Invitational | 2009 |
| 62 | 1:56.12 | Chris NohillyWest Islip | West Islip '13 | Section XI Individual Championships | 2011 |
| 63 | 1:56.12 | Alex ToranNorthport | Northport '26 | Section XI State Qualifer Day 1 | 2026 |
| 64 | 1:56.13 | Chris RandazzoWest Islip | West Islip '06 | Boys SQ Results 2B | 2006 |
| 65 | 1:56.18 | Harrison MartinBayport-Blue Point | Bayport-Blue Point '13 | Section XI Individual Championships | 2013 |
| 66 | 1:56.20 | Nick FentonDeer Park | Deer Park '17 | Saint Anthony's Invitational | 2016 |
| 67 | 1:56.20 | Thomas CirritoMiller Place | Miller Place '20 | Section XI State Qualifier Championships | 2018 |
| 68 | 1:56.27 | Seitu SolomonSt. John the Baptist | St. John the Baptist '11 | Saint Anthony's Invitational | 2011 |
| 69 | 1:56.31 | Julian SmithWard Melville | Ward Melville '22 | North Shore High School Invitational | 2022 |
| 70 | 1:56.31 | Collin McLaughlinSt. Anthony's | St. Anthony's '24 | St. Anthony's Invitational | 2024 |
| 71 | 1:56.33 | Cody AmengualWest Babylon | West Babylon '10 | Boys Division Championship Meet | 2010 |
| 72 | 1:56.38 | Matthew WhalenSmithtown East | Smithtown East '15 | Boys Division Championship Meet | 2015 |
| 73 | 1:56.39 | Dan O'ConnorNorthport | Northport '18 | Section XI Boys Division Championships | 2018 |
| 74 | 1:56.40 | Andre SilvaCentereach | Centereach '04 | Suffolk County Boys | 2004 |
| 75 | 1:56.40 | Shonari JacksonBay Shore | Bay Shore '04 | Suffolk County Boys | 2004 |
| 76 | 1:56.43 | James GladyszShoreham-Wading River | Shoreham-Wading River '09 | Section XI Individual Championships | 2009 |
| 77 | 1:56.43 | Frederick BuckholtzSt. Anthony's | St. Anthony's '16 | NSCHSAA League Championships | 2016 |
| 78 | 1:56.46 | Sean FergusonSt. John the Baptist | St. John the Baptist '12 | Saint Anthony's Invitational | 2012 |
| 79 | 1:56.48 | Rory HanniganSt. John the Baptist | St. John the Baptist '15 | Saint Anthony's Invitational | 2015 |
| 80 | 1:56.49 | Jesse ThompsonBay Shore | Bay Shore '07 | SA Inv results 2 | |
| 81 | 1:56.49 | Jay SantanaWest Babylon | West Babylon '19 | Suffolk Coaches Meet | 2019 |
| 82 | 1:56.51 | Alex LazarichSachem North | Sachem North '13 | Boys Division Championship Meet | 2013 |
| 83 | 1:56.56 | James SnakSmithtown West | Smithtown West '10 | Boys Division Championship Meet | 2010 |
| 84 | 1:56.56 | Mike EngesserLongwood | Longwood '13 | Boys Division Championship Meet | 2012 |
| 85 | 1:56.60 | William WhelanSachem East | Sachem East '08 | Boys Division Championship Meet | 2008 |
| 86 | 1:56.61 | Michael StadlerStony Brook | Stony Brook | Stony Brook Snowflake Classic | 2026 |
| 87 | 1:56.62 | Thaddeus NelsonBrentwood | Brentwood '13 | Section XI Individual Championships | 2013 |
| 88 | 1:56.66 | Mahmoud AbdallaStony Brook | Stony Brook | Stony Brook Snowflake Classic | 2024 |
| 89 | 1:56.71 | Shane McGuireHuntington | Huntington '17 | Saint Anthony's Invitational | 2016 |
| 90 | 1:56.71 | Jon SeyfertWard Melville | Ward Melville '25 | Section XI State Qualifier | 2024 |
| 91 | 1:56.75 | Charles HetterichWest Islip | West Islip '16 | Section XI State Qualifier Championships | 2015 |
| 92 | 1:56.76 | Dan DenisBayport-Blue Point | Bayport-Blue Point '10 | Boys Division Championship Meet | 2010 |
| 93 | 1:56.80 | Geary GubbinsSouthampton | Southampton '05 | Saint Anthony's Invitational | 2005 |
| 94 | 1:56.81 | Rob VietriBay Shore | Bay Shore '09 | Saint Anthony's Invitational | 2009 |
| 95 | 1:56.90 | Joseph ClarkWest Islip | West Islip '08 | Boys Division Championship Meet | 2008 |
| 96 | 1:56.90 | Kevin TschirhartNorthport | Northport '05 | Suffolk County Boys | 2004 |
| 97 | 1:56.94 | Jack RodriguezSachem East | Sachem East '16 | Section XI State Qualifier Championships | 2015 |
| 98 | 1:57.00 | Adam JacobsStony Brook | Stony Brook | Stony Brook University Track & Field Invitati | 2012 |
| 99 | 1:57.01 | Justin BlaszczykSmithtown East | Smithtown East '10 | Boys Division Championship Meet | 2010 |
| 100 | 1:57.02 | Douglas ReadSayville | Sayville '18 | Section XI Boys Division Championships | 2018 |
