 More news online at KMALand.com. I'm Mike Peterson. The Montgomery County Fair is in full swing now through July 20th in Red Oak. Here are just some of the highlights you'll find to enter near the grandstand. A mechanical bull ride on Friday evening, July 19th, with a free bull ride exhibition starting at 8 and a free concert from Tyler Folkerts after. Then Saturday evening, July 20th, enjoy the Demolition Derby and Knight Riders Band.