2025 Winter Order from Mud Gear
00Days 00Hours 00Minutes 00Seconds Don't Wait! Winter Gear Sale ends November 4, 2024 F3 Naperville is thrilled to announce its latest online sale event featuring a wide range of high-quality…
3rd F Event Feed My Starving Children on September 30
Join F3 Naperville on Tuesday, Sept. 30, 2025, from 7:15–8:45 PM at Feed My Starving Children (555 Exchange Ct, Aurora, IL 60504) to help pack meals for kids in need.…
F3 5K 2025 Race Day and Packet Pick-Up Info
Race Shirt & Bib bag pick-up will be this Saturday (September 27th) at Naperville Running Co's south location located at 3416 S. Route 59, Naperville, IL 60564 from 10:00 AM to 2:00 PM.…
Iron Pax 2025 Is Here
The 2025 challenge is Here! F3 Greenwood’s IronPAX Challenge unites men in free outdoor workouts that test strength, endurance, and brotherhood. You vs. You.
F3 & FiA Naperville Crossover CSAUP: 24 Miles in 24 Hours
Mark your calendars, because this Labor Day weekend we’re bringing the heat with something truly Completely Stupid and Utterly Pointless (CSAUP)—in the best way possible. On Sunday, August 31, 2025,…
Battle and Brews Paintball on November 9
Join us for Battle and Brews. Gear up for a team building paintball paintball event on November 9, 2025 at the Graveyard.
Merkins & Miracles Holiday Ball on December 6, 2025
Get ready to suit up and step out to Jingle & Mingle at the Merkins and Miracles Holiday Ball—F3 Naperville’s biggest celebration of the year on December 6 at Hotel…
Blood Drive On Sunday, August 24, 2025
Join us for a community Blood Drive on Sunday, August 24, 2025, from 9 AM–2 PM at 305 Jackson Ave, Naperville. Every donation saves lives—be a hero and give the…
Mental Health Symposium on September 18, 2025
Join F3 Naperville for the Mental Health Symposium on Sept. 18, 2028 at 7 PM at NAMI DuPage in Wheaton. Admission is free. Hear from Matt Blair of The Well…
2025 F3 Naperville 2nd F Holiday Events
In the 2025 Holiday Season we have two 2nd F Events that are sure to make the season extra special. Battle and Brews Paintball Event at the Graveyard on November…
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