Sort By:
Filter By:

To see all performances, subscribe to

MileSplit Logo
Join Now

Already a Pro member?

2025 - Indoor

300 Meter Dash

XXX Play Video
XXX
XXXX
Assassins Creed
Jan 13, 2025
XXX Play Video
XXX
XXXX
World of Warcraft
Dec 17, 2024

Triple Jump

XXX Play Video
XXX
XXXX
The Elder Scrolls: Skyrim
Jan 22, 2025
XXX Play Video
XXX
XXXX
GoldenEye for N64
Jan 11, 2025
XXX Play Video
XXX
XXXX
Grand Theft Auto 5
Jan 03-04, 2025

2024 - Outdoor

100 Meter Dash

XXX Play Video
XXX
XXXX
The Legend of Zelda: Breath of the Wild
May 16-18, 2024
XXX Play Video
XXX
XXXX
The Legend of Zelda: Breath of the Wild
Apr 09, 2024

200 Meter Dash

XXX Play Video
XXX
XXXX
Super Mario Brothers
May 16-18, 2024

Latest Videos All Videos

Latest News All News

2025 Indoor Rankings
MD National
300m 47.48 999th 999th
TJ 33-8.5 999th 999th
2024 Indoor Rankings
MD National
300m 48.09 999th 999th
55m 8.30 999th 999th
TJ 29-7 999th 999th
2024 Outdoor Rankings
MD National
400m 1:04.98 999th 999th
TJ 31-1 999th 999th

See where Mathilda DeCosse ranks.

Join Now
Already a member? Log In.
College Progression Tracker

Your Triple Jump performance is better than XX% of Division 1 athletes when they were Junior in high school.

Personal Records High School
Indoor
Long Jump 12-6.5
Triple Jump 33-8.5
55 Meter Dash 8.30
300 Meter Dash 47.48
Outdoor
Triple Jump 31-1
100 Meter Dash 13.65
200 Meter Dash 28.79
400 Meter Dash 1:04.98