Quebec County is an historic county in the province of Quebec, Canada. The county included the Quebec City metropolitan area and extended northwestward. The county seat was Loretteville.
When Quebec's county boundaries were redrawn into Regional County Municipalities the county was dissolved mostly into La Jacques-Cartier, Quebec City Urban Community, with small parts going to Le Haut-Saint-Maurice and Portneuf.
The county included the following municipalities/townships: