Detectives are investigating an attempted burglary in Gaywood during the early hours of Saturday.
Police say a resident in Langland, on the Springwood estate, was disturbed by a noise shortly before 4am. When they investigated, they found a man standing on a ladder outside, who was trying to get in.
The man,described as white, around 5ft 10 and wearing a black hooded top with black jogging trousers, ran off.
Witnesses should phone Det Con Larissa Foreman, of Lynn CID, on 101.