The Boonville Merchants Association has announced the return of the annual Square Flair in Boonville for 2026. One of the biggest events in Boonville each year is the Square Flair. Get our free mobile appTravis Sams Travis SamsWhat To Expect at the 2026 Boonville Square FlairThere is so much to see and do on the Square in Boonville this fall! The 2025 Boonville Square Flair will bring back more of the fun from years past, along with something new. Boonville Merchants Association Boonville Merchants Association2026 Boonville Square Flair Save The DateSave the date for Saturday, October 3rd, from 9 a.m. until 4 p.m. for the Boonville Square Flair.