Portola is the only incorporated city in Plumas County, California, United States. The population was 2,100 at the 2020 census. We are located on the Middle Fork of the Feather River in the Sierra Nevada mountain range. 

Being on the eastern slopes of the Sierra Nevada, Portola has a continental Mediterranean climate with dry summers characterized by extreme diurnal temperature swings, and cold (though not severe) and snowy winters.