No, Mineral is the youngest county in Nevada.
The youngest county is Mingo County formed in 1895.
Mingo County
Eureka County, Nevada ..
Mineral County
Douglas County Courthouse - Nevada - was created in 1916.
Humboldt County Courthouse - Nevada - was created in 1921.
Alex Rider
Nye County
The address of the Imaginarium Science Center Of Nevada County is: 112 Nevada City Hwy, Nevada City, CA 95959
There are sixteen counties in the U.S. state of Nevada. Clark County is the largest county in Nevada based on population. As of the 2010 census, the population was 1,951,269. Las Vegas, Nevada's most populous city, is located in Clark County.
The address of the Nevada County Historical Society is: Po Box 1300, Nevada City, CA 95959-1300