90 Races in Stephenson County, IL

Galena River Fall Half Marathon & 8kSaturday, October 31, 2026 Join us Saturday, October 31st for our 9th annual Galena River Fall Half Marathon & 8K!    This is a fast, flat half marathon along...

3rd Annual First Responder 5KHosted by Rock Falls Fire Fighters Association Local 3291Join us for a fun-filled Halloween morning at the 3rd Annual First Responder 5K! This family-friendly...

Welcome to the annual Frosty Rock Challenge!  Packet Pickup On Race Day, packets can be picked up from 7a-9a. On the Friday before the race, packets can be picked up from 4p-6p at Fort HealthCare...

Join us for Madison’s favorite Thanksgiving tradition — the Birdie Derby 10K Run & 5K Run/Walk! Experience the premier Thanksgiving Day race, known for its energy, community spirit, and top-notch...

Madison’s favorite Christmas tradition is here, and it’s as easy as 1-2-3… well, 4! STEP #1: Choose your character – will you run or walk as a Santa, Elf, or Penguin?STEP #2: Grab your costume!...

Lace up for the 46th Annual Freeze for Food! This year, we’re excited to partner with Open Doors for Refugees, reflecting the collaborative effort that has been growing over the past few years....

2nd Annual Footsteps for Families!Saturday, March 28, 2026Harlem High School, Machesney Park, IL 611155K Run/Walk, Kids Fun Run & Family Fun Day! Take Steps to End Child Abuse, Keep Children Safe...

Since 2007 this race has encompassed a beloved local loop known as the Arb Loop. This is a 10K loop that includes the beautiful landscape of the UW- Madison Arboretum. Once again MadCity will...

Byron Racks 5K & 10K is a family-friendly community race welcoming runners, walkers, and ruckers of all abilities. Whether you’re chasing a PR, enjoying a fun walk with friends, or carrying...

Course Description: Two race distance option with the goal being to have an option for people new to racing and/or trail runs by offering a shorter distance race (5 km) and a longer race for...