The incident happened at 12.15am today in Bowhouse Road.
A Police Scotland spokesperson said: “Around 12.15am on Monday, May 10, officers received a report of a robbery at a property in the Bowhouse Road area of Grangemouth. The victim, 37-year-old man, sustained minor injuries as a result.
“Enquiries have established five people were seen in the area, along with a white car and a van which left the street shortly after the robbery.
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"Officers are following a positive line of enquiry.”
Anyone with any information, or who saw anything suspicious in the Bowhouse Road area overnight, is asked to call 101 quoting incident 0031 of May 10.
Alternatively they can contact Crimestoppers on 0800 555 111 if they wish to remain anonymous.