Rock County

Also known as Rock County, Nebraska, Rock County, NE

county in Nebraska, United States

Key facts

Country: United States
State: Nebraska
Founded: November 6, 1888
Named after: Rock Creek , or its rocky soil
Seat: Bassett
Largest city: Bassett
Total: 1,011.693 sq mi (2,620.27 km )
Land: 1,008.291 sq mi (2,611.46 km )
Water: 3.402 sq mi (8.81 km ) 0.34%
Estimate 2025: 1,259
Density: 1.252/sq mi (0.4833/km )
Time zone: UTC−6 ( Central )
Summer dst

Article

Rock County is a county in the U.S. state of Nebraska. As of the 2020 census, the population was 1,262, and was estimated to be 1,259 in 2025. The county seat and the largest city is Bassett.

In the Nebraska license plate system, Rock County was represented by the prefix "81" (as it had the 81st-largest number of vehicles registered in the state when the license plate system was established in 1922).