Most Improved North Dakota Girls 400m Marks Compared to 2025

May 01, 2026

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Improvement Rankings: Top North Dakota Girls 400m marks compared to their season’s best performances from 2025.

Most Improved - 400 Meter Dash

Comparing 2026 season to 2025 season

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-10.59	Sophia Wilburn Capstone Classical Academy	2028	1:21.85	1:11.26
2	-9.96	Hayden Steele Dickinson High School	2028	1:20.86	1:10.90
3	-7.94	Ava Stafslien Stanley Community Schools	2029	1:18.33	1:10.39
4	-7.18	Elsa Preskey Glenburn High School	2030	1:36.72	1:29.54
5	-6.86	Ajah Mabil Horace High School	2029	1:11.67	1:04.81
6	-6.20	...