1st-F – F3 Kings Den

Frontline OCR

Date: Saturday May 24, 2025

Be a part of one of the most popular Obstacle Course Races in the midwest. Check Slack for the code to join the F3 team. https://runsignup.com/Race/IL/Byron/FrontlineOCR

F3 Kings Den Ruck & SLT Turnover

Date: Saturday April 12, 2025

Get in a ruck and stay for the changing of the guards as we turnover power to SLT 3.0.

F3 Southsid3 3rd Anniversary

Date: Saturday March 15, 2025

1st-F | 2nd-F | F3-Southsid3

F3 Naperville Turkey Ruck Scavenger

Date: Friday November 8, 2024

1st-F | 2nd-F | 3rd-F | CSAUP | F3-Naperville

Beer Run

Date: Friday November 15, 2024

1st-F | 2nd-F | 3rd-F | CSAUP | F3-KingsDen

1 mile run followed by plenty of fellowship and fundraising. Slack #info_only_no_chatter channel for details.

The King of the Den

Start date: Tuesday October 1, 2024

End date: Thursday October 31, 2024

Location: All Kings Den's AOs

1st-F | CSAUP | F3-KingsDen

October bracket challenge.Details in #1st-f-general channel.

F3 Naperville Lincoln Games

Start date: Monday May 13, 2024

End date: Saturday May 18, 2024

1st-F | 2nd-F | 3rd-F | CSAUP | F3-Naperville

IYKYK

Kings Den Ruck Crawl

Date: Saturday June 8, 2024

Location: Illinois Prairie Path

1st-F | CSAUP | F3-KingsDen

10 mile ruck with stops at local watering holes along the way. Check out #1st-f-general channel in Slack for details. Slack announcement link.

420 Marathon

Date: Saturday April 20, 2024

Location: La Grange, IL

1st-F | CSAUP | F3-KingsDen

Come get that runner’s high. Marathon relay; 420 intervals at 100 meters each. Run one, run more. 26.2 miles = 42 km See #1st-F channel in Slack for details.

F3 Kings Den Convergence

Date: Saturday April 6, 2024

Location: The Rock

1st-F | 2nd-F | F3-KingsDen

Come celebrate 1 year of The Kings Den. All other AOs closed on Saturday. Come for the 1stF, stay for the 2ndF.