They broke into the home on Weeland Road some time overnight between Wednesday, October 21 and the next morning after climbing through the front window.
Two iPad tablets, a Playstation console, a Rolex watch and a television were stolen and the flat was ransacked.
Anyone with any information should contact Pontefract and Knottingley neighbourhood police team on 101.
Alternatively, call Crimestoppers, anonymously, on 0800 555111.