MileSplit Staff May 06, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Ranking the top underclassman Boys 400m performers in Nevada during the 2026 Outdoor Season. 400 Meter Dash Rank Time Athlete/Team Class Meet / Date 1 48.80 Dilyn King Basic High School 2028 NIAA 4A Mountain Region May 1, 2026 2 49.80 Sherrod Leslie Canyon Springs 2029 2026 Centennial F.A.S.T. Championships Apr 24, 2026 3 49.83 Karter Matthews Canyon Springs 2028 2026 Centennial F.A.S.T. Championships Apr 24, 2026 4 49.88 Jermari Arnold Liberty High School 2028 NIAA 5A Southern Region May 2, 2026 5 50.09 Quinn Cox Somerset Academy Sky Pointe ...