Personal Records Personal Records
Event Mark State National Date
400m 53.89 Apr 28, 2026
600m 1:38.53 #3,989 Dec 14, 2025
800m 2:21.27 May 8, 2025
400mH 1:00.08 #1,925 May 13, 2026
High Jump 5-4 May 13, 2026
200m 24.52 Apr 24, 2026
400m 53.89 Apr 28, 2026
800m 2:21.27 May 8, 2025
400mH 1:00.08 #1,925 May 13, 2026
High Jump 5-4 May 13, 2026
600m 1:38.53 #3,989 Dec 14, 2025
High Jump 5-4 #5,080 Feb 3, 2026
See where Isaiah ranks State & National rankings, available to MileSplit PRO subscribers. Join MileSplit PRO
Results Results

To see all performances, subscribe to

MileSplit Logo
Join Now

Already a Pro member?

2026 - Outdoor

200 Meter Dash

400 Meter Dash

400 Meter Hurdles

High Jump

2026 - Indoor

600 Meter Run

High Jump

2025 - Outdoor

800 Meter Run

High Jump

College Progression Tracker

Your 1600m performance is better than XX% of Division I athletes when they were Senior in high school.