- This event has passed.
The Great Allentown Fair
August 31, 2022 @ 8:00 am - September 5, 2022 @ 5:00 pm
The Great Allentown Fair is an annual fair and agricultural show that is held at the Allentown Fairgrounds in Allentown, Pennsylvania, in the United States. It is operated by the Lehigh County Agricultural Society. It is one of the oldest fairs in the United States, and one of the largest in the state of Pennsylvania.