2024 Southern Illinois 100

The 2024 Southern Illinois 100 was the 16th stock car race of the 2024 ARCA Menards Series season, and the 44th iteration of the event.

The race will be held on Sunday, September 1, 2024, at the DuQuoin State Fairgrounds Racetrack in Du Quoin, Illinois, a 1-mile (1.6 km) permanent oval-shaped dirt track.

In the second race on October 10, popular AAA National driving champion Ted Horn was killed in the fourth turn when a spindle on his championship car broke.

The national championship race for the USAC Silver Crown dirt cars is held in his honor.

[3] Taylor Reimer, driving for Venturini Motorsports, would set the fastest time in the session, with a lap of 34.997, and a speed of 102.866 mph (165.547 km/h).