York Regional Police have made an arrest in a homicide at a condominium complex in Richmond Hill on Yonge Street, north of Elgin Mills Road.
Police found the victim after responding to a trouble call at the building Saturday.
One man has been arrested and after being questioned by police, and the coroner was called to the location.
Investigators are in the process of confirming the identities of the woman and the man.
The investigation is ongoing and officers are asking anyone with information to contact police.