Most Improved Arizona Boys 400m Marks Compared to 2025

Mar 20, 2026

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

MileSplit Pro Join Now

Improvement Rankings: Top Arizona 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	-17.57	Jacob Placek Camp Verde High School	2028	1:31.31	1:13.74
2	-13.00	Gus Gressieux Tanque Verde High School	2028	1:12.94	59.94
3	-10.90	Tony Glukhovskiy Arizona College Prep	2028	1:08.44	57.54
4	-10.50	Kalani Robles Prescott High School	2028	1:03.94	53.44
5	-10.36	Mikeal Lowe Desert Star	2027	1:11.79	1:01.43
6	-8.72	Ezra Manis ...