Placer County, officially the County of Placer, is a county located in the U.S. state of California. As of the 2020 United States census, the population was 404,739. The county seat is Auburn. Placer County is included in the Greater Sacramento metropolitan area. It is in both the Sacramento Valley and Sierra Nevada regions, in what is known as t…
Placer County, officially the County of Placer, is a county located in the U.S. state of California. As of the 2020 United States census, the population was 404,739. The county seat is Auburn. Placer County is included in the Greater Sacramento metropolitan area. It is in both the Sacramento Valley and Sierra Nevada regions, in what is known as the Gold Country. The county stretches roughly 65 miles from Sacramento's suburbs at Roseville to the Nevada border and the shore of Lake Tahoe.
Country: United States
State: California
Regions: Sacramento Valley, Sierra Nevada
Metro area: Greater Sacramento
Incorporated: April 25, 1851
Named for: Placer mining, a reference to the area being a center of the California Gold Rush
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