Photos show the aircraft down in a field and emergency services attending today (January 2).
A spokesperson for West Sussex Fire & Rescue Service said: “At 12.39pm we were called to a light aircraft incident at Mill Hill, Shoreham.
“Joint Fire Control sent fire engines from Shoreham and East Sussex Fire & Rescue Service to the scene, as well a heavy rescue tender from Worthing and an off-road vehicle from Storrington.
"Firefighters worked alongside South East Coast Ambulance Service and Sussex Police to make the scene safe, before leaving the incident at around 2pm."
A Sussex Police spokesperson said the pilot, a 28-year-old man, suffered minor injuries in the incident and an investigation into the circumstances of the crash is being carried out by the Air Accidents Investigation Branch (AAIB).