A disability pensioner has said he wants to leave his Collingwood public housing unit after four youths broke into his home and assaulted him.

Victoria Police said they were investigating the aggravated burglary, which occurred about 3.10am on Saturday.

Disability pensioner Adam was attacked in his public housing unit. Credit:Channel Nine News

Investigators said a 41-year-old man was confronted by up to four youths in the backyard of his Vere Street home.