Celebrate Independence Day at the 36th annual Hilton Head Firecracker 5K. This run and family fun walk will kick-off at 8 a.m. on Sunday, July 4th in beautiful Jarvis Creek Park on Hilton Head Island. As the largest and oldest road race in Beaufort County, the Hilton Head Firecracker 5K is one of the top ten races in the state of South Carolina and the best way to spend your Fourth of July.