Police are investigating after a trail bike hit a young girl at an oval in Wagga Wagga today.

About 11.55am (Thursday 7 May 2015), emergency services were called to Jubillee Oval, Wagga Wagga, following reports that a trail bike had hit the girl.

The girl, believed to be 11 years old, was treated at the scene by Ambulance Paramedics before being taken to hospital.

The alleged rider of the trial bike, a 17-year-old boy, was arrested at the scene and is currently assisting police with inquiries.

A crime scene has been established and investigations into the incident are continuing.

Police urge anyone who witnessed the incident and has not yet spoken to police to call Wagga Wagga Police on (02) 6922 2599 or via Crime Stoppers.