Collin O'Brien
Class of 2028 · Thompson , CT
High school track and field athlete profile
Athlete overview
Graduation year
2028
Hometown
Thompson , CT
School / team
Marianapolis Preparatory School
Primary event
1500m
Secondary event
800m
Results tracked
41
Star rating
0
TRAX-Score
48.361
Top-End
48.7
Consistency
47.5
Versatility
47.8
Big Meet
50.5
Personal records
Best scored mark in each event across the athlete's complete performance history.
8 events
600m
PR
1:40.98
Indoor · 2026
Event Score 25.1
800m
PR
2:14.26
Outdoor · 2026
Event Score 35.1
1000m
PR
3:00.10
Indoor · 2026
Event Score 30.9
1500m
PR
4:37.35
Outdoor · 2026
Event Score 37.1
Mile
PR
5:11.45
Indoor · 2026
Event Score 29.6
3000m
PR
10:09.98
Outdoor · 2026
Event Score 33.1
2 Mile
PR
11:24.69
Indoor · 2025
Event Score 25.6
5000m
PR
18:05.66
Cross Country · 2025
Event Score 24.9
Performance history
41 results shown
| Event | Mark | Event Score | Meet | Year | Season | Place |
|---|---|---|---|---|---|---|
| 1500m | 4:37.35 | 37.1 | NEPSTA DIII Championships | 2026 | Outdoor | 20 |
| 1500m | 4:37.41 | 37.1 | Marianapolis Prep Invitational | 2026 | Outdoor | 3 |
| 1500m | 4:37.53 | 37 | NEPSTA DIII Championships | 2025 | Outdoor | 14 |
| 800m | 2:14.26 | 35.1 | Marianapolis Prep Invitational #2 | 2026 | Outdoor | 6 |
| 1500m | 4:41.93 | 33.2 | Marianapolis Prep Invite #3 | 2025 | Outdoor | 6 |
| 3000m | 10:09.98 | 33.1 | Marianapolis Prep Invitational #2 | 2026 | Outdoor | 4 |
| 1500m | 4:43.38 | 32 | Marianapolis Prep Invite #2 | 2025 | Outdoor | 3 |
| 1000m | 3:00.10 | 30.9 | PA vs. Govs, Mari, Land, Wilb, Mont | 2026 | Indoor | 2 |
| 3000m | 10:16.34 | 30.8 | NEPSTA DIII Championships | 2025 | Outdoor | 11 |
| 800m | 2:18.97 | 30 | 2026 USATF NE Youth Champsionship | 2026 | Indoor | 12 |
| 1500m | 4:45.80 | 30 | Marianapolis Prep Invite #3 | 2026 | Outdoor | 3 |
| Mile | 5:11.45 | 29.6 | The Nor'Easter at the Track | 2026 | Indoor | 10 |
| 3000m | 10:20.37 | 29.3 | EIL TF Championships | 2026 | Outdoor | 7 |
| 800m | 2:17.75 | 28.8 | Marianapolis Prep Invitational | 2026 | Outdoor | 4 |
| 800m | 2:19.12 | 26.4 | NEPSTA DIII Championships | 2026 | Outdoor | 26 |
| 2 Mile | 11:24.69 | 25.6 | The Circuit: Boston | 2025 | Indoor | 8 |
| 1500m | 4:51.88 | 25.3 | St George vs Rivers/BBN/Marianapolis | 2026 | Outdoor | 7 |
| 600m | 1:40.98 | 25.1 | The Nor'Easter at the Track | 2026 | Indoor | 47 |
| 5000m | 18:05.66 | 24.9 | Marianapolis XC Invitational | 2025 | Cross Country | 3 |
| 800m | 2:20.21 | 24.6 | Marianapolis Prep Invite #3 | 2026 | Outdoor | 3 |
| 800m | 2:20.18 | 24.6 | Marianapolis Prep Invite #2 | 2025 | Outdoor | 3 |
| 3000m | 10:37.99 | 23.3 | Marianapolis Prep Invite #1 | 2025 | Outdoor | 2 |
| 800m | 2:24.93 | 20.1 | The Circuit: Boston | 2025 | Indoor | 49 |
| 5000m | 18:33.00 | 19.7 | NEPSTA Division IV Cross Country Championships | 2025 | Cross Country | 9 |
| 5000m | 18:35.09 | 19.3 | Eric Jacober Cross Country Race | 2025 | Cross Country | 3 |
| Mile | 5:28.22 | 17.8 | NEPSTA All-Comers | 2025 | Indoor | 14 |
| Mile | 5:28.94 | 17.3 | PATF vs. Governors, Marianapolis, Landmark, Wilbraham & Monson, | 2025 | Indoor | 9 |
| 1000m | 3:11.33 | 17 | PATF vs. Governors, Marianapolis, Landmark, Wilbraham & Monson, | 2025 | Indoor | 9 |
| 5000m | 18:49.00 | 16.9 | Canterbury Cross-Country Invitational | 2025 | Cross Country | 16 |
| 800m | 2:27.36 | 13.7 | St George vs Rivers/BBN/Marianapolis | 2026 | Outdoor | 7 |
| 5000m | 19:08.06 | 13.7 | Marianapolis Homecoming Meet | 2025 | Cross Country | 4 |
| 800m | 2:30.58 | 12 | The Track at New Balance Youth Jamboree | 2025 | Indoor | 4 |
| 1500m | 5:14.44 | 10.2 | BB&N, Rivers @ St. George's | 2025 | Outdoor | 10 |
| 800m | 2:33.30 | 8.6 | NEPSTA All-Comers | 2025 | Indoor | 17 |
| 5000m | 20:08.76 | 4.9 | Marianapolis Prep Quad Meet | 2024 | Cross Country | 6 |
| 5000m | 20:18.00 | 3.7 | Minnechaug Vs Wilbraham Monson Academy | 2024 | Cross Country | 9 |
| 5000m | 20:27.16 | 2.6 | Marianapolis Invitational | 2024 | Cross Country | 32 |
| 5000m | 20:55.01 | -0.5 | Wheeler XC Meet | 2024 | Cross Country | 9 |
| 800m | 2:40.36 | -0.7 | BB&N, Rivers @ St. George's | 2025 | Outdoor | 5 |
| 5000m | 21:01.09 | -1.1 | Marianapolis Quad Meet | 2024 | Cross Country | 5 |
| 5000m | 21:16.00 | -2.5 | 20th Annual O'Connell Invitational | 2024 | Cross Country | 34 |
