Jason Ko
Deerfield Academy · Class of 2027
6 resultsCross Country2025–2026
WrappedYour 2026 Cross Country season, WrappedRaces, wins, PRs and rankings as cards for your Instagram StoryShare it →
| Event / course | Mark | Meet | Date |
|---|---|---|---|
| 3,000 Meters · Deerfield AcademyBrush Invitational · Sep 13 | 11:12 | Brush Invitational | September 13, 2025 |
| 5,000 Meters · Deerfield AcademyDeerfield Academy XC Invite · Oct 25 | 19:32.27 | Deerfield Academy XC Invite | October 25, 2025 |
| 5,000 Meters · St. Paul's SchoolDeerfield at SPS · Oct 4 | 20:25.1 | Deerfield at SPS | October 4, 2025 |
| 5,000 Meters · The Taft SchoolNEPSTA Division 1 Cross-Country Championships · Nov 8 | 21:00 | NEPSTA Division 1 Cross-Country Championships | November 8, 2025 |
Best marks from the meets included here. Cross Country bests are grouped by course and distance.
| Date | Meet | Event | Pl | Mark | Gr |
|---|---|---|---|---|---|
| Oct 10 | Deerfield Academy vs. St. Paul's School Dual MeetOct 10 · 5,000 Meters Varsity · Place 24 · Deerfield Academy | 5,000 Meters Varsity | 24 | 19:58 | 12 |
| Sep 19 | Peter Brush InvitationalSep 19 · 3,000 Meters 3K Race · Place 12 · Deerfield Academy | 3,000 Meters 3K Race | 12 | 11:16.85 | 12 |
| Date | Meet | Event | Pl | Mark | Gr |
|---|---|---|---|---|---|
| Nov 8 | NEPSTA Division 1 Cross-Country ChampionshipsNov 8 · 5,000 Meters Junior Varsity · Place 78 · Deerfield Academy | 5,000 Meters Junior Varsity | 78 | 21:00 PB | 11 |
| Oct 25 | Deerfield Academy XC InviteOct 25 · 5,000 Meters Varsity · Place 67 · Deerfield Academy | 5,000 Meters Varsity | 67 | 19:32.27 PB | 11 |
| Oct 4 | Deerfield at SPSOct 4 · 5,000 Meters Varsity · Place 25 · Deerfield Academy | 5,000 Meters Varsity | 25 | 20:25.1 PB | 11 |
| Sep 13 | Brush InvitationalSep 13 · 3,000 Meters 3K Race · Place 8 · Deerfield Academy | 3,000 Meters 3K Race | 8 | 11:12 PB | 11 |