The county of Sierra is located in California and was founded in 1852. There are 3,240 residents in Sierra who have access to courthouses in Downieville, Portola. In general, each county has a full set of courts, from traffic court to superior and appellate court; supreme courts are usually located in the state capital. California is part of the 9th federal circuit court as well.
There are 282 residents in Downievillewhich is 3.2 square miles and 2,966ft above sea level.
There are 2,104 residents in Portolawhich is 5.4 square miles and 4,856ft above sea level. It was settled in May 16, 1946.