MJ Seay

Class of 2027 · Northbrook, IL

High school track and field athlete profile

National rank · #5167

IL rank · #186

1 star ★☆☆☆☆

Main · 800m

Secondary · 400m

View on MileSplit

Athlete overview

Graduation year

2027

Hometown

Northbrook, IL

School / team

Northbrook (Glenbrook North)

Primary event

800m

Secondary event

400m

Results tracked

Star rating

TRAX-Score

70.815

Top-End

72.1

Consistency

69.3

Versatility

71.3

Big Meet

69.3

Personal records

Best scored mark in each event across the athlete's complete performance history.

4 events

200m

28.18

Outdoor · 2026

Event Score 63.2

400m

1:02.09

Outdoor · 2026

Event Score 70.3

800m

2:21.55

Outdoor · 2026

Event Score 70.9

5000m

20:14.36

Cross Country · 2025

Event Score 53.4

Performance history

14 results shown

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Event	Mark	Event Score	Meet	Year	Season	Place
800m	2:21.55	70.9	IHSA Class 3A TRG Sectional - #03 Deefield	2026	Outdoor	8
400m	1:02.09	70.3	CSL-South Girls Conference Championships	2026	Outdoor	3
800m	2:28.06	66.9	The Circuit - Chicago	2026	Indoor	1
400m	1:04.06	64.1	Bob Borczak Cougar Twilight Invitational	2026	Outdoor	7
800m	2:26.37	63.9	Bob Borczak Cougar Twilight Invitational	2026	Outdoor	3
200m	28.18	63.2	Bob Borczak Cougar Twilight Invitational	2026	Outdoor	7
200m	28.59	60.1	CSL-South Girls Conference Championships	2026	Outdoor	6
400m	1:05.54	59.6	GBN / Conant / LF / St V Quad	2026	Indoor	1
800m	2:34.90	58.1	Batavia Distance Madness	2026	Indoor	73
800m	2:30.72	57.8	Glenbrook South Titan Invite	2026	Outdoor	3
800m	2:31.65	56.5	Glenbrook North vs Deerfield Coed Dual	2026	Outdoor	3
5000m	20:14.36	53.4	12th Annual Macnider Cross Country Invite	2025	Cross Country	20
5000m	21:36.11	42.2	Macnider Invitational	2024	Cross Country	41
5000m	22:06.20	38.4	Brooks XC Championships Midwest	2025	Cross Country	80