Thin Mint Sprint
About this race
Join us for the 22nd Annual Thin Mint Sprint!!
Get ready to lace up your running shoes because the Fox River Grove Memorial Library Running Club is back with an exhilarating in-person race! This year, we're bringing back the timed 5K fun run/walk along the stunning Fox River, as well as a 1-mile walk/run option. Mark your calendars for Saturday, September 12, and head to Lions Park for an epic day of racing and community celebration. And don't forget about the post-race party – it's going to be a blast! This is an event you won't want to miss, so join us for an unforgettable day of fitness, fun, and togetherness!
Join us in supporting GSNI's financial assistance programs. We're on a mission to ensure that every girl has the opportunity to experience the amazing world of Girl Scouts, no matter what challenges they face. From membership fees to uniforms, books, and even international adventures, we're dedicated to making the Girl Scout journey accessible to all.
Registration Details Your registration fee covers everything you need for the Thin Mint Sprint: a T-shirt, a high-tech chipped timing bib, a shiny medal, a trendy patch, a whole box of official Girl Scout Thin Mint Cookies, and even more awesome race swag items. Get ready to run and enjoy all these fantastic goodies! $40 Early-Bird Registration ~ March 31 - August 15, 2026, at 11:59 p.m. $45 Regular Registration ~ August 16 – September 11, 2026, at 11:59 p.m.$50 Race Day ~ September 12, 2026
Race packet pick-up will occur during race check-in on September 12th.
Virtual runners will be contacted in regard to packet mailing.
Check-in on race day opens at 7:45 a.m.
Race begins at 8:30 a.m. sharp!
After-party immediately following until 12:00 p.m.
FOR PARKING, PLEASE USE THIS ADDRESS FOR GPS LOCATION: 400 Lincoln Ave, Fox River Grove, IL 60021
Pick your distance
Running
5K Run/Walk
1-Mile Walk/Run
Virtual 5K Run/Walk
Virtual 1-Mile Walk/Run
Typical race-day weather
Based on 11 years of Open-Meteo archive data for this event's race dates in Fox River Grove, plus the 3 days either side.
The sun rises at 6:30 AM and sets at 7:08 PM local time (CDT) in Fox River Grove on September 12, 2026 — 12h 38m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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2026 results — Thin Mint Sprint
169 finishers across 4 distances · leading places in the 5K Run/Walk
| Place | Name | Time | Pace |
|---|---|---|---|
| 1 | Ted Spanbauer | 25:16 | 8:09 /mi |
| 2 | Blake Pierce | 25:30 | 8:13 /mi |
| 3 | Freddy Frick | 25:40 | 8:17 /mi |
| 4 | Adam Schroeder | 26:03 | 8:24 /mi |
| 5 | Shane Evans | 26:08 | 8:26 /mi |
Every finisher is on the results page, filterable by distance, gender and age group.
All results by year
Other races near Fox River Grove
Different organizers, within 40 miles, in the next three months
Trout Valley Turkey Trot
Wolfpack 5K: The Great Turkey Chase
Thankful Turkey 5K, 10K & Half Marathon
25 Miles of Christmas - Virtual Challenge
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 1 Fox River Grove event
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