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Collin O'Brien

Marianapolis Prep · Class of 2028

5 resultsCross Country2025–20261 first-place finishes
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Personal bests

Best marks in available results
Event / courseMarkMeetDate
5,000 Meters · CanterburyCanterbury Invitational · Sep 2018:49Canterbury InvitationalSeptember 20, 2025
5,000 Meters · Marianapolis Preparatory SchoolMarianapolis XC Invitational · Oct 318:17.29Marianapolis XC InvitationalOctober 3, 2026
5,000 Meters · Saint Andrews SchoolEric Jacober Cross Country Race · Oct 1818:35.09Eric Jacober Cross Country RaceOctober 18, 2025
5,000 Meters · University of Maine at AugustaNEPSTA Division IV Cross Country Championships · Nov 818:33NEPSTA Division IV Cross Country ChampionshipsNovember 8, 2025
5,000 Meters · Worcester AcademyWorcester Academy Tri-Meet · Sep 2719:56.40Worcester Academy Tri-MeetSeptember 27, 2025

Best marks from the meets included here. Cross Country bests are grouped by course and distance.

2026 Cross Country

1 results
DateMeetEventPlMarkGr
Oct 3Marianapolis XC InvitationalOct 3 · 5,000 Meters Varsity · Place 1 · Marianapolis Prep5,000 Meters Varsity118:17.29 PB11

2025 Cross Country

4 results
DateMeetEventPlMarkGr
Nov 8NEPSTA Division IV Cross Country ChampionshipsNov 8 · 5,000 Meters Varsity · Place 9 · Marianapolis Prep5,000 Meters Varsity918:33 PB10
Oct 18Eric Jacober Cross Country RaceOct 18 · 5,000 Meters Boy's Varsity · Place 3 · Marianapolis Prep5,000 Meters Boy's Varsity318:35.09 PB10
Sep 27Worcester Academy Tri-MeetSep 27 · 5,000 Meters Girl's Varsity · Place 3 · Marianapolis Prep5,000 Meters Girl's Varsity319:56.40 PB10
Sep 20Canterbury InvitationalSep 20 · 5,000 Meters BD2 · Place 16 · Marianapolis Prep5,000 Meters BD21618:49 PB10