Army Technical Officers were tasked to the scene following the discovery of a suspicious object.
As a result a number of people were moved from their homes.
Police said the object was later declared a hoax and taken away.
Detective Sergeant David Cameron said: “Police attended a report of a suspicious object at Bishops Brae in Downpatrick today.
“The object was declared a hoax by the ATO.
“It has taken away for forensic examination. All roads have reopened.”