Event | Rank | Mark | By | Meet |
B-400 | 1 | 49.26 | Luongo, Joe (2015) (St. John's Prep, MA) (US#52) | New Balance Indoor Nationals(NY), 2015-03-15(#18) |
B-400 | 2 | 49.43 | Agyare-May, Rodney (2017) (Burncoat, MA) (US#63) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#4) |
B-400 | 3 | 50.03 | Lin, Austin (2016) (Watertown, MA) | Boston University Mini Meet #3(MA), 2015-01-03(#2) |
| | | National Elites above. State Elites below | | |
B-400 | 4 | 50.73 | Rodrigues, Kelzy (2015) (Amherst-Pelham Regional, MA) | Boston University Mini Meet #2(MA), 2014-12-27(#2) |
B-400 | 5 | 50.76 | Masterson, Ed (2015) (Norwell, MA) | Boston University Mini Meet #3(MA), 2015-01-03(#3) |
B-400 | 6 | 51.14 | Cusack, David (2016) (Wachusett Regional, MA) | Boston University Mini Meet #3(MA), 2015-01-03(#4) |
B-400 | 7 | 51.19 | Gallagher, Jackson (2015) (Wakefield, MA) | New Balance Indoor Nationals(NY), 2015-03-15(#26) |
B-400 | 8 | 51.54 | Radel, Adrian (2015) (Weymouth, MA) | Yale HS Track Classic(CT), 2015-01-17(#10) |
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| | | See more performances for B-400 | | |