The county sheriff’s office said Raymond Tony Duque and Nicole Lynn McGee were arrested Tuesday following the shooting incident on June 25.
The sheriff’s office said a loaded shotgun was left unsecured in a vehicle with the 6-year-old and two other children.
The sheriff’s office has not explained how the shooting took place. Duque and McGee were each charged with three counts of child endangerment and negligent firearm storage, with Duque also charged with possession of a firearm with a conviction for a crime of violence.
Investigators said the boy remains hospitalized but his condition is unknown.