The attendance at the 2013 San Diego County Fair was the second highest attendance ever. The largest one-day attendance during the 2013 San Diego County Fair was on the Fair's final day: 93,754 on Thursday, July 4.

"We want to thank everyone in San Diego for all of their support and for coming to the 2013 San Diego County Fair because this is their Fair," said Tim Fennell, CEO and General Manager of the Del Mar Fairgrounds. "We were proud to present a venue that provided a great value for our guests. The Fair is really about the people and teamwork that run this event year-after-year. Thanks again to those who were able to join us for as we could not have done it without you."

The San Diego County Fair is the fourth largest fair in the nation and is the largest event in San Diego County.