Bureau County Fair

About

Since 1855, the Bureau County Fair is the longest running fair in Illinois, held each late August in Princeton. The fair emphasizes livestock and agricultural exhibits, with grandstand entertainment and community programming throughout the event.

Details

Type

Fair

Season / Event Date(s)

2026 dates TBA (per IL Assn Ag Fairs)

Venue

Bureau County Fairgrounds

Tags

• fair
• county
• annual
• multi-day