Canons Ashby House has made a statement following the light aircraft crash in its grounds earlier this morning.
An 11-year-old boy, who was a passenger in the plane, has been airlifted to hospital with serious injuries.
Emergency services were called to the National Trust property near Towcester, Northamptonshire, at 11.45am this morning.
The pilot is still receiving treatment at the scene.
On the Canons Ashby House Twitter page, it says:
"Our thoughts are with those affected by the light aircraft crash today in the parkland. Nothing was damaged in the house or gardens.
"Thankfully no visitors have been affected and the property is undamaged. Our thoughts go out to the injured and their families."