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Mason Nanthavong

George C. Marshall · Class of 2028

17 resultsCross Country2025–2026
WrappedYour 2026 Cross Country season, WrappedRaces, wins, PRs and rankings as cards for your Instagram StoryShare it →

Personal bests

Best marks in available results
Event / courseMarkMeetDate
2,500 Meters · Lake Braddock Secondary (lighted)Braddock Relays · Sep 1310:54.2Braddock RelaysSeptember 13, 2025
2.98 Miles · Burke Lake ParkLiberty District JV Meet · Oct 1421:54.5Liberty District JV MeetOctober 14, 2025
5,000 Meters · Bluemont ParkLiberty District XC Week #6 @ Bluemont · Sep 2922:16.3Liberty District XC Week #6 @ BluemontSeptember 29, 2026
5,000 Meters · Burke Lake ParkLiberty District Jamboree · Oct 1321:59.7Liberty District JamboreeOctober 13, 2026
5,000 Meters · Lake FairfaxLiberty District XC Week #4 @ Lake Fairfax · Sep 1522:40.8Liberty District XC Week #4 @ Lake FairfaxSeptember 15, 2026
5,000 Meters · Oatlands PlantationOatlands Invitational · Sep 2622:49.2Oatlands InvitationalSeptember 26, 2026
5,000 Meters · Third Winchester Battlefield ParkThird Battle Invite · Oct 1021:52.7Third Battle InviteOctober 10, 2026
5,000 Meters · Woodgrove HSWolverine XC Invitational · Sep 1922:38.3Wolverine XC Invitational September 19, 2026

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

2026 Cross Country

11 results
DateMeetEventPlMarkGr
Oct 13Liberty District JamboreeOct 13 · 5,000 Meters Varsity · Place 81 · George C. Marshall5,000 Meters Varsity8121:59.7 PB11
Oct 10Third Battle InviteOct 10 · 5,000 Meters Junior Varsity A · Place 346 · George C. Marshall5,000 Meters Junior Varsity A34621:52.7 PB11
Oct 7Arlington County ChampionshipOct 7 · 5,000 Meters Varsity · George C. Marshall5,000 Meters Varsity0NT11
Oct 7Liberty District XC Week #7 @ Lake FairfaxOct 7 · 5,000 Meters Varsity · George C. Marshall5,000 Meters Varsity—NT11
Sep 29Liberty District XC Week #6 @ BluemontSep 29 · 5,000 Meters Varsity · Place 25 · George C. Marshall5,000 Meters Varsity2522:16.3 PB11
Sep 26Oatlands InvitationalSep 26 · 5,000 Meters JV Upper Boys · Place 325 · George C. Marshall5,000 Meters JV Upper Boys32522:49.2 PB11
Sep 19Wolverine XC Invitational Sep 19 · 5,000 Meters Junior Varsity 11-12 · Place 152 · George C. Marshall5,000 Meters Junior Varsity 11-1215222:38.3 PB11
Sep 15Liberty District XC Week #4 @ BluemontSep 15 · 5,000 Meters Varsity · George C. Marshall5,000 Meters Varsity—NT11
Sep 15Liberty District XC Week #4 @ Lake FairfaxSep 15 · 5,000 Meters Varsity · Place 59 · George C. Marshall5,000 Meters Varsity5922:40.8 PB11
Sep 9Liberty District XC Week #3 @ BluemontSep 9 · 5,000 Meters Varsity · George C. Marshall5,000 Meters Varsity—NT11
Sep 2Liberty District XC Week #2 @ Lake FairfaxSep 2 · 5,000 Meters Varsity · George C. Marshall5,000 Meters Varsity0NT11

2025 Cross Country

6 results
DateMeetEventPlMarkGr
Oct 14Liberty District JV MeetOct 14 · 2.98 Miles Varsity · Place 102 · George C. Marshall2.98 Miles Varsity10221:54.5 PB10
Oct 8Liberty District at Lake FairfaxOct 8 · 5,000 Meters Varsity · Place 62 · George C. Marshall5,000 Meters Varsity6223:27.310
Sep 30Liberty District at Burke LakeSep 30 · 5,000 Meters Varsity · Place 65 · George C. Marshall5,000 Meters Varsity6522:01.210
Sep 16Liberty District Week 2 at Lake FairfaxSep 16 · 5,000 Meters Varsity · Place 29 · George C. Marshall5,000 Meters Varsity2922:57.510
Sep 13Braddock RelaysSep 13 · 2,500 Meters Boys Open 4 · Place 47 · George C. Marshall2,500 Meters Boys Open 44710:54.2 PB10
Sep 6Monroe Parker InvitationalSep 6 · 2.98 Miles Frosh/Soph · Place 161 · George C. Marshall2.98 Miles Frosh/Soph16122:4910