St. David Moranz with the Citrus Heights Police Department said the woman in her 20s rammed into a police car when officers tried to pull her over around 11:30 a.m. Sunday in Fair Oaks.
He said she took off, leading the officers on a high-speed chase in which she drove on the wrong side of the road.
The chase ended when she rammed into another police car. Moranz said two officers in that car feared for their safety and fired several rounds into the suspect's car, fatally striking her.
The Sacramento Sheriff's department is investigating the shooting because it happened in an unincorporated area of the county.
This incident was the second shooting reported over the weekend. Early Sunday, authorities said two Sacramento County Sheriff's deputies shot and killed an armed man near Antelope Road.
The City of Sacramento Police Department says the crime rate has dropped significantly for the second year in a row. The police chief credits more community involvement.
Hit-and-run collisions could soon trigger a community alert to track down the fleeing drivers, under a bill now in the California legislature.
Police say they've made several arrests in connection to a possible social media threat made against Rocklin High School.
The Mack Road area of south Sacramento was besieged by shootings and violence in March. A business group on Mack Road in Sacramento is working to strengthen the business community and the area's neighborhoods.
Homicide investigators are at the scene of a deadly shooting in South Sacramento early Wednesday.