It happened at Newfield Caravan Park on Annan Road at about 9.10pm when the gang burst into the 74-year-old’s home.
They stole a three-figure sum of cash – but the victim was not injured as a result of the incident.
Police are investigating and have appealed for information. Detective Sergeant Paul Steele, of Dumfries CID, said: “This was an extremely frightening ordeal for the victim and luckily he was not injured as a result.
“Incidents such as this are rare in Dumfries and we have a dedicated team of officers working on the investigation in order to catch those responsible as quickly as possible.
“I am keen to hear from anybody who was in the area of Newfield Caravan Park around the time of the incident and may have seen individuals or vehicles connected with this crime.”
Anyone with information should contact Police Scotland on 101, quoting incident 3714 of 22 February or Crimestoppers on 0800 555 111, where information can be provided anonymously.
