MileSplit Staff Apr 09, 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 upperclassman Girls 400m performers in Colorado during the 2026 Outdoor Season. 400 Meter Dash Rank Time Athlete/Team Class Meet / Date 1 54.53 Payton Mathelier Mountain Vista High School 2027 Niwot Invitational Mar 28, 2026 2 54.93 Kiana Cumings Windsor High School 2026 Niwot Invitational Mar 28, 2026 3 55.78 Rylee Klatt Mead High School 2026 Niwot Invitational Mar 28, 2026 4 56.00 Abigail Trapp Golden High School 2027 Broomfield Shootout Mar 21, 2026 4 56.00 Rylan Petree Rifle High School 2026 Runners Roo...