Most Improved Massachusetts Girls 400m Marks Compared to 2025

Apr 10, 2026

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Improvement Rankings: Top Massachusetts 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	-15.94	Ahnye Williams Marlborough High School	2026	1:25.24	1:09.30
2	-7.96	Abby Reiners Mount Everett Reg.	2026	1:18.31	1:10.35
3	-5.00	Colleen McGowan King Philip Regional High School	2028	1:12.74	1:07.74
4	-4.50	Sasha Wainaina Lowell High School	2027	1:15.74	1:11.24
5	-4.47	Katelyn Wiltshire Millbury High School	2030	1:15.31	1:10.84
6	-3....