The event will feature live music and food trucks.
Parking is free but limited. Gilbert Regional Park connects with East Maricopa Floodway and Queen Creek Wash Trail and is accessible by foot or bicycle.
The park will be closed from 10 p.m. July 3 until gates open at 5:30 p.m. A 20-minute fireworks show will start at 8:45 p.m.
Free. Gilbert Regional Park, 3005 E. Queen Creek Road. 480-503-6200. www.gilbertaz.gov/july4th