Two men and a woman have been arrested after human remains were found at a home in Sydney’s north-west.

Police said the remains were discovered on Friday morning, when they went to a semi-rural home at Glenorie, in The Hills as part of an inquiry into a missing man.

There are multiple reports that the body was partially buried.

“On arrival, officers located what is believed to be human remains,” NSW Police said on Friday afternoon.

A crime scene has been established at the Gleness Place address, which is about 44 kilometres north-west of Sydney. The homicide squad called in to assist with the investigation.

The street has reportedly been locked down, with multiple police vehicles on the scene.

Police said the incident was being treated as suspicious.

The trio was arrested shortly after and were assisting police with inquiries on Friday.

Police will provide more details later on Friday.

Anyone with information is urged to come forward and contact Crime Stoppers on 1800 333 000.