Most Improved District of Columbia Boys 400m Marks Compared to 2025

Apr 24, 2026

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

MileSplit Pro Join Now

Improvement Rankings: Top District of Columbia 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	-7.81	Angelo Johnson Paul Public Charter School	2028	1:17.84	1:10.03
2	-7.27	Nysiah Morgan Friendship Collegiate Academy	2027	1:13.01	1:05.74
3	-5.30	Carter Alston Edmund Burke School	2027	1:00.13	54.83
4	-4.85	Evan Delcher Gonzaga College High School	2026	56.02	51.16
5	-3.79	Oscar Duval St. John's College High School	2028	1:00.69	56.90
6