Jewellery and a laptop were snatched by theives after they broke into an Aston Clinton home.
The incident took place between 2pm and 11pm on Sunday in Beechwood Way.
Offenders gained entry through the front door and stole jewellery and a laptop.
Anyone with information about this incident should contact investigating officer Det Con Gemma Howe, of Aylesbury Local CID, via the 24-hour enquiry line 101.
If you do not want to speak directly to the police you can contact the independent charity Crimestoppers anonymously on 0800 555 111. No personal details are taken, information is not traced or recorded and you will not go to court.