One man has died, and another is in a critical condition after a crash at Burren Junction in the state's north.
Emergency services were called to Bugilbone Road Burren Junction - about 280 kilometres north of Dubbo - at 2.30pm on Wednesday after reports of a crash.
On arrival, officers attached to Central North police district found a car had crashed and come to a stop on its side after ejecting the two male passengers.
Two men aged 23 and 21 were treated at the scene, sadly the 23-year-old man cold not be revived.
The 21-year-old was transferred to John Hunter Hospital in a critical condition.
Police are investigating the circumstances of the crash.
A report will be prepared for the information of the Coroner.
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