Dec 7 2023: Justin Jeffers places 16th at the Men 45-49 Cat 1/2/3 Race at the 2023 USA Cycling Cyclocross National Championships

Nov 18 2023: Justin Jeffers DNF'ed at the Men Master 40+ 40+ Race at the Frosty Cross

Oct 29 2023: Justin Jeffers wins the Men Master 40+ 1/2/3 40+ Cat1/2/3 Race at the BikenetiCX

Oct 15 2023: Justin Jeffers places 2nd at the Men Cat1/2/3 Master 40+ 1/2/3 40+ Race at the Ed Sander Mem. CX

Oct 1 2023: Justin Jeffers places 7th at the Men Master 40+ Race at the USPCX Cyclocross – Charm City Cross - Day 2

Sep 30 2023: Justin Jeffers places 5th at the Men Master 40+ Race at the USPCX Cyclocross – Charm City Cross - Day 1

Sep 17 2023: Justin Jeffers DNF'ed at the Men Master 40+ Race at the Virginia's Blue Ridge GO Cross

Sep 16 2023: Justin Jeffers places 5th at the Men Master 40+ Race at the Virginia's Blue Ridge GO Cross

Sep 10 2023: Justin Jeffers places 3rd at the Men Cat1/2/3 Master 40+ 1/2/3 40+ Race at the Falkorburg Cross

Sep 9 2023: Bill Okeefe places 8th at the Men Master 60+ Race at the DCCX