A 51-year-old Crestwood, NSW, was arrested in Lyneham on Saturday and charged with more than 50 family violence offences alleged to have occurred over nine-years.

Since 2023, police have been investigating alleged family violence offending by the man against his former partner, two sons and a stepson.

He faces more than 50 charges including:

• Common assault x 15
• Assault occasioning actual bodily harm x 19
• Attempt common assault x 3
• Threat to cause grievous bodily harm x 3
• Demand accompanied by threat x 1
• Neglect x 2
• Intentional threat to kill x 6
• Threaten a participant in criminal investigation x 1
• Act endangering health x 1
• Possession of offensive weapon and disabling substance with intent x 4