Most Improved Illinois Boys 1600m Marks Compared to 2025

Apr 24, 2026

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

Comparing 2026 season to 2025 season

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Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-2:38.28	Ryan McGroarty Rockford (Boylan Catholic)	2027	7:53.28	5:15.00
2	-1:33.95	Frankender Acosta Chicago (Juarez)	2028	7:10.77	5:36.82
3	-1:31.85	Nathan Berhane Chicago (St. Ignatius College Prep)	2026	6:31.81	4:59.96
4	-1:29.75	Henry McGhee Mt. Vernon (H.S.)	2028	6:58.00	5:28.25
5	-1:26.34	Zachary Ervin Kankakee (Sr.)	2028	6:41.78	5:15.44
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