Most Improved New Hampshire Boys 800m Marks Compared to 2025

Apr 24, 2026

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Improvement Rankings: Top New Hampshire Boys 800m marks compared to their season’s best performances from 2025.

Most Improved - 800 Meter Run

Comparing 2026 season to 2025 season

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-26.20	Jackson Nadeau Coe Brown Academy	2028	2:51.14	2:24.94
2	-21.87	Michael Ho Kimball Union Academy	2027	2:57.47	2:35.60
3	-19.83	Connor Sullivan Coe Brown Academy	2028	2:33.97	2:14.14
4	-17.23	David Hartmann Concord High School	2027	2:52.74	2:35.51
5	-17.02	Jacob Blanchette Belmont High School	2028	2:51.93	2:34.91
6	-16.98