
JJC Foundation Twilight Run is a running race on June 18, 2027 in Joliet, IL, with entry fees from $20 to $40.
Introducing the new JJC Foundation Race Series! Enjoy our beautiful, USATF-certified flat paved 5K course through JJC's Main Campus, now featuring an exciting 1-Mile Downhill Race for competitive runners. We'll also continue our popular Wiley 1-Mile Kids Run for our youngest participants. The fun moves to the evening this year, ending with a well-earned beer or root beer as you celebrate your finish with friends and family!
RACE SCHEDULE
6:00 p.m. - JJC Foundation Twilight Run - 1-Mile Downhill Race
6:30 p.m. - Wiley 1-Mile Kids Run
7:00 p.m. - JJC Foundation Twilight Run - 5K Run/Walk
RACE DETAILS
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
81°
Typical Low
61°
Chance of Rain
34%
Based on US Climate Normals data from Joliet Brandon Rd Dam, 9 mi from the venue.
City Elevation
560 ft
Nearest Airport
MDW
Chicago Midway International Airport · 25 mi
Time Zone
Central Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Every finish line starts with a single decision. Claim your spot at JJC Foundation Twilight Run, put it on the calendar, and turn “someday” into a start date.
218
Days to train
Plan your training, log every workout, and track your progress all the way to race day in the Endurance Grid app.


JJC Foundation Twilight Run
Jun 18, 2027