A man has been arrested after a woman was found stabbed to death in Victoria’s southwest.

Police were called to a home in Pilleau Street, Coleraine, about 1.10am Saturday to reports a woman had been stabbed.

Officers arrived to find the injured woman, who died at the scene.

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A man known to the woman has been taken into police custody.

A murder investigation has been launched and homicide detectives have been sent to the scene.

The Coleraine man will be interviewed by detectives in relation to the woman’s death.

Coleraine is a small town near the South Australian border, with a population of about 850 people.

It is located about four hours west of Melbourne and is known for its strong wool industry.

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