A laptop computer and items of food were stolen from a home in Wellingborough which had been left unsecured.
The burglary happened some time between 10pm on Friday, December 5, and 8am the following morning.
The burglars got in through an unlocked front door of the property in Shelley Road and stole a laptop as well as items of food.
They also took a set of car keys but did not take the car.
Witnesses, or anyone with any information, should phone police on 101 or Crimestoppers anonymously on 0800 555111.