Auburn is a city in and the county seat of Placer County, California, United States. Its population was 13,776 during the 2020 census. Auburn is …Auburn is a city in and the county seat of Placer County, California, United States. Its population was 13,776 during the 2020 census. Auburn is known for its California Gold Rush history and is registered as a California Historical Landmark.
Save
Share
More