Competition Registration Competition registration for the 2018 Denver County Fair is now closed. Thank you! Online Registration: Entries must be entered online. If you cannot enter online, please send an email for support. Fees are $5 per entry, with the exception of poultry at $4 per entry. Entry fees are non-refundable. No refunds will be provided for not showing. Entries entered erroneously in incorrect classes may be transferred to the correct class at the discretion of the Fair staff. Please carefully review our 2018 Denver County Fair Rules & Regulations.