Pittsburgh EMS, Fire and Police responded to a single-vehicle collision on the 900 block of Saw Mill Run Boulevard around 11:20 p.m.
When first responders arrived, they were alerted of two female victims.
The inbound sedan stuck a utility pole.
Medics pronounced a female occupant deceased. The second victim was transported to a local hospital in critical condition.
The Collision Investigation Unit responded to process the scene.
Saw Mill Run Boulevard was closed in both directions during the investigation.