State Fair 2025 Music Lineup. The music festival at the state fair includes performances from over 100 artists on three stages, from country to r&b to latin pop, there’s something for everyone. The 2025 illinois state fair grandstand lineup includes the smashing pumpkins, miranda lambert, the jonas brothers and more.

The 2025 illinois state fair grandstand lineup includes the smashing pumpkins, miranda lambert, the jonas brothers and more. State fair will be held oct.