The Warren County Prime Beef Festival returns September 5, 7-12, 2026, bringing a week of community pride and all things beef to Monmouth, Illinois. For generations, the Prime Beef Festival has celebrated the people, agriculture, businesses, and traditions that make Warren County special.

Wednesday, September 9th:
5:00 pm: Parade
6:00 - 10:00 pm: Midway Concessions
6:00 - 10:00 pm: Industrial and Vendor Show

6:00 - 11:00 pm: Beer Garden

6:30 pm: Band and Parade Awards
@The Festival Stage
Beer Garden Entertainment:
7:00 - 9:00 pm: Blue Room