Iowa Irish Festival 2024. — the fest provides nearly 50,000 annual attendees the opportunity to participate in a premier cultural event that broadens their global perspective and. — waterloo, iowa — the 18th annual irish fest went out with a bang sunday after a weekend filled with events bringing thousands to waterloo.
— waterloo, iowa — the 18th annual iowa irish fest returns to waterloo on friday with local favorites like wylde nept, and the crowfoot rakes joining headliners. Children under 15 are free to attend with an adult.