Most Improved Iowa Boys 1600m Marks Compared to 2025

May 01, 2026

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Improvement Rankings: Top Iowa Boys 1600m marks compared to their season’s best performances from 2025.

Most Improved - 1600 Meter Run

Comparing 2026 season to 2025 season

...

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-1:27.08	William Petersen Ankeny Centennial HS	2028	6:13.77	4:46.69
2	-1:04.98	Ethan Totten Keokuk High School	2026	6:32.55	5:27.57
3	-1:02.19	Malcolm Taylor Clarinda High School	2027	6:25.71	5:23.52
4	-1:00.50	Dante Nelson North Iowa High School	2028	6:02.68	5:02.18
5	-54.42	So Griffin Allen Winterset High School	2027	7:23.53	6:29.11
6	-51.19