Courthouse in Lincoln County, Nevada, in the United States. Pioche is the county seat. – Finetooth, CC BY-SA 3.0 – Wikimedia Commons Lincoln County is located in Nevada. About 4,499 people live here (as of 2020). Between 2010 and 2020, the population declined from 5,345 to 4,499. The area covers about 27,549.0 square kilometers. The region is divided into 1 Municipalities. The region was founded in 1861. The name originates from Abraham Lincoln (president of the United States from 1861 to 1865) Lincoln County is county in Nevada, United States. More information at lincolncountynv.org.