Police contacted the young driver at the intersection of Blossom Hill Road and Snell Avenue, just east of state Highway 85, where the checkpoint was held beginning at 9 p.m., police said.
In addition to the crime of assaulting an officer, the juvenile was arrested on suspicion of possession of a stolen vehicle and driving under the influence of marijuana, police said.
One adult was arrested at the checkpoint on suspicion of DUI, police said.
Officers screened 1,053 drivers total, police said.
