Police are investigating after a group of five masked men forced there way into a Northallerton property.
The incident happened at around 11pm on Tuesday 18 October 2016, when the police received a report that they had forced their way into a property on Vicars Croft.
The men threatened the occupants of the house and seriously assaulted a 26-year-old man before fleeing the area. It is believed they ran off towards Bullamoor Road before leaving the area in a car.
The victim was taken by ambulance to James Cook University Hospital in Middlesbrough for treatment.
Detective Sergeant Simon Hepburn, of the Northallerton Serious Crime Team, said:
This was a frightening attack for the occupants of the house and has no doubt caused alarm among residents.
I’d like to reassure local people that we believe this was an isolated and targeted incident. Nevertheless, we have increased patrols in the area while extensive police enquiries are ongoing to track down the suspects.
To help the investigation, I urge anyone who recalls seeing any suspicious activity in the area of Vicars Croft at around 11pm on Tuesday 18 October, to come forward without delay.
If you would prefer to remain anonymous, contact Crimestoppers on 0800 555 111.
Please quote reference number 12160189875 when providing details about this investigation