Pawnee County Courthouse in Pawnee City, Nebraska; seen from the northwest. – Ammodramus, Public domain – Wikimedia Commons Pawnee County is located in Nebraska. About 2,544 people live here (as of 2020). Between 2010 and 2020, the population declined from 2,773 to 2,544. The area covers about 1,121.0 square kilometers. The region is divided into 6 Municipalities. The region was founded in 1854. The name originates from Pawnee Nation (Native American Nation) Pawnee County is county in Nebraska, United States. More information at www.co.pawnee.ne.us.