The homicide squad is investigating the death of a young child earlier this week.

Emergency services were contacted around 6.40am on Monday about a child found unresponsive in his home in Grafton, NSW.

Police officers started performing CPR on the five-year-old boy until paramedics arrived.

Attempts to revive the boy were unsuccessful and he was declared dead.

His cause of death has not been revealed.

A crime scene was established and was forensically examined.

An investigation into the circumstances of the five-year-old’s death is underway, with the assistance of the State Crime Command Homicide Squad.

Anyone with any information is being urged to contact Crime Stoppers on 1800 333 000.

More to come...