The boy was leaving a party on the 1800 block of Isabel Virginia Lane at about 12:20 a.m. when he was shot in the chin and the chest, according to police reports.
Tracy police have declined to release the boy’s condition or where he is being treated.
Police are speaking to “everyone they can find” who attended the party Saturday night, said Sgt. Tony Sheneman, a police spokesman.
Anyone with information about the shooting is asked to call detective Tim Bauer, 831-6505, or Tracy Crime Stoppers, 831-6847.