Meet Me Back At The Fair! The 2022 Boulder County Fair will be open to the public August 11 - 14, 2022. We will be returning with many of the fun events and activities you remember from fairs past. We will be bringing back the carnival, live entertainment in the Fair Garden, Kid’s Corral and Petting Zoo and your favorite fair foods, along with 4-H animal projects, the Dairy Bar will be open for business and at this time we plan on a return to a live in-person junior livestock sale!