Sources tell PEOPLE that Blackstock, who was previously married to Kelly Clarkson, moved to Montana three years ago, when he was diagnosed, and bought the home in Butte where he died. In a statement announcing his death, a rep for the family echoed Hollis's statement, and also noted that Blackstock was "surrounded by family" when he died.

Kelly Clarkson's ex-husband, Brandon Blackstock, has passed away after a three-year cancer battle, his family said in a statement. The Silver Bow County Coroner, Dan Hollis, confirmed to TODAY.com that Blackstock's cause of death was melanoma and the manner of death was natural causes.