Most Improved Kansas Boys 400m Marks Compared to 2025

Apr 10, 2026

This content requires a MileSplit Pro plan.
Join Now and select any plan for instant access!

MileSplit Pro Join Now

Improvement Rankings: Top Kansas Boys 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	-16.56	Zonte McMillon Highland Park High School	2027	1:13.90	57.34
2	-9.95	Austin Kennedy Campus High School	2028	1:06.04	56.09
3	-9.90	Parker Kinsman Doniphan West High School	2027	1:15.34	1:05.44
4	-9.27	Josh Wade Caney Valley High School	2026	1:39.23	1:29.95
5	-8.73	Kaden Rosas McPherson High School	2028	1:09.77	1:01.03
6	-8.47	Jo...