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Mary Kate Ninness
Class of 2029 · Marietta, GA
High school track and field athlete profile
National rank · #2075
GA rank · #54
2 stars ★★☆☆☆
Main · 800m
Secondary · Mile
Athlete overview
Graduation year
2029
Hometown
Marietta, GA
School / team
Marietta High School
Primary event
800m
Secondary event
Mile
Results tracked
30
Star rating
2
TRAX-Score
76.647
Top-End
77.1
Consistency
75.5
Versatility
76.4
Big Meet
78.8
Personal records
Best scored mark in each event across the athlete's complete performance history.
5 events
800m
PR
2:16.83
Outdoor · 2026
Event Score 78.1
1500m
PR
4:59.95
Outdoor · 2026
Event Score 67.2
1600m
PR
5:10.49
Outdoor · 2026
Event Score 73.4
3200m
PR
11:21.61
Outdoor · 2026
Event Score 70.4
5000m
PR
18:52.71
Cross Country · 2025
Event Score 65.6
Performance history
30 results shown
All events
All years
| Event | Mark | Event Score | Meet | Year | Season | Place |
|---|---|---|---|---|---|---|
| 800m | 2:16.83 | 78.1 | GHSA 6A - Region 5 | 2026 | Outdoor | 2 |
| 800m | 2:18.90 | 74.9 | GHSA 6A Sectional A - Regions 1,3,4,5 | 2026 | Outdoor | 8 |
| 800m | 2:19.15 | 74.5 | GHSA State Championships | 2026 | Outdoor | 10 |
| 800m | 2:19.38 | 74.2 | Walton Post-Spring Break Rust Buster | 2026 | Outdoor | 4 |
| 1600m | 5:10.49 | 73.4 | Cobb County JV Championship | 2026 | Outdoor | 1 |
| 800m | 2:20.67 | 72.2 | 9th Annual GA Spring Break Showdown | 2026 | Outdoor | 7 |
| 3200m | 11:21.61 | 70.4 | Cobb County JV Championship | 2026 | Outdoor | 1 |
| 3200m | 11:32.11 | 67.7 | North Gwinnett Bulldog Invitational (FULL) | 2026 | Outdoor | 2 |
| 1500m | 4:59.95 | 67.2 | Buford High School Elite Relays Invitational | 2026 | Outdoor | 1 |
| 5000m | 18:52.71 | 65.6 | 23rd Annual Coach Wood Invitational | 2025 | Cross Country | 27 |
| 3200m | 11:42.32 | 65 | Bima Sports North Atlanta Invitational | 2026 | Outdoor | 3 |
| 5000m | 19:11.50 | 62.7 | Nike Cross Nationals Southeast Regional | 2025 | Cross Country | 105 |
| 5000m | 19:13.67 | 62.4 | GHSA 6A Sectional 2 (Regions 1,4,5,6) | 2025 | Cross Country | 10 |
| 5000m | 19:14.10 | 62.3 | Great American XC Festival | 2025 | Cross Country | 118 |
| 5000m | 19:26.89 | 60.4 | Cobb County High School XC Championships | 2025 | Cross Country | 8 |
| 800m | 2:29.66 | 59.3 | Bima Sports North Atlanta Invitational | 2026 | Outdoor | 9 |
| 5000m | 19:36.45 | 58.9 | North Georgia Championships | 2026 | Cross Country | 3 |
| 5000m | 19:56.40 | 56 | Pickens Preview | 2025 | Cross Country | 13 |
| 5000m | 19:56.40 | 56 | Pickens Preview | 2025 | Cross Country | 13 |
| 5000m | 19:56.80 | 55.9 | Wingfoot XC Classic | 2025 | Cross Country | 30 |
| 800m | 2:33.38 | 54.2 | 13th Annual Marietta Distance Carnival | 2026 | Outdoor | 20 |
| 5000m | 20:11.49 | 53.8 | GHSA State Cross Country Championships | 2025 | Cross Country | 13 |
| 5000m | 20:19.70 | 52.6 | JV Region Madness | 2024 | Cross Country | 2 |
| 5000m | 20:28.23 | 51.4 | OrthoWest Invitational | 2025 | Cross Country | 22 |
| 5000m | 20:30.39 | 51.1 | Wesleyan Varsity Invitational #1 | 2026 | Cross Country | 1 |
| 5000m | 21:08.08 | 45.9 | Atlanta Classic | 2024 | Cross Country | 1 |
| 5000m | 21:40.61 | 41.6 | Carrollton Invite Presented by OrthoWest | 2024 | Cross Country | 3 |
| 5000m | 21:47.21 | 40.8 | The 32nd Ridge Ferry Invitational | 2024 | Cross Country | 1 |
| 5000m | 22:55.70 | 32.4 | Pickens Preview | 2025 | Cross Country | 17 |
| 5000m | 22:55.70 | 32.4 | Pickens Preview | 2025 | Cross Country | 17 |
