Most Improved California Boys 1600m Marks Compared to 2025

May 01, 2026

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

MileSplit Pro Join Now

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

Most Improved - 1600 Meter Run

Comparing 2026 season to 2025 season

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-1:18.74	Nathan Rodriguez Cypress (SS)	2026	6:02.21	4:43.47
2	-1:17.43	Gael Baltazar Oxnard (SS)	2028	6:10.97	4:53.54
3	-1:13.33	Julian Antonio Lompoc (SS)	2028	6:07.93	4:54.60
4	-1:13.04	Nicholas Meza Kearny (SD)	2026	6:07.04	4:54.00
5	-1:11.70	Brayden Gravdahl La Quinta (SS)	2028	5:51.80	4:40.10
6	-1:07.34	Iaron Serruya Rosent...