Thieves broke into a house in Great Linford by forcing open the rear doors last week.
Once inside, the offenders carried out an untidy search of the house, but no property was stolen.
It happened between 12.50pm and 4pm on Thursday.
If you have any information please contact PC Jacqueline Baverstock from Milton Keynes police station via the Thames Valley Police Enquiry Centre on 101.
If you don’t want to speak directly to the police you can contact Crimestoppers anonymously on 0800 555 111 or online at Crimestoppers-uk.org.
No personal details are taken, information is not traced or recorded and you will not go to court.