The thieves stole a small amount of money and personal documents.
PC Dave Mackay, of Harrogate Safer Neighbourhood Team, said: If you were in the East Parade or Mowbray Square areas around the time of the burglary and noticed anyone acting in a suspicious manner I ask that you come forward and contact the police straight away.
Anyone who can assist with this enquiry should contact Harrogate police on 101, select option 2 and ask for Dave Mackay. Alternatively, information can be emailed to firstname.lastname@example.org
Or call Crimestoppers anonymously on 0800 555111, quoting reference number 12140110940.