Population: Approximately 7,074 (as of the 2020 Census)
Time Zone: Central Standard Time (CST), Central Daylight Time (CDT) in summer
Formation: Nemaha County was established in 1855, originally part of Forney County.
Early Inhabitants: The area was initially inhabited by the Otoe Indians and was known as the “Otoe country”.
Nemaha Half-Breed Reservation: The county was part of the Nemaha Half-Breed Reservation, created in 1830 for the offspring of traders and Native Americans.
First Community: The first community, Saint Deroin, was founded in 1853 as a trading post on the Missouri River.
County Seat: Brownville was the original county seat and was the largest city in Nebraska at the time. The county seat was moved to Auburn in 1883.
Significant Events: The first state normal school in Nebraska was founded in 1861 at what is now Peru State College. The first claim under the Homestead Act of 1862 was filed in Brownville.
Geography: Nemaha County lies on the eastern edge of Nebraska, with its eastern border following the Missouri River.
McKissick Island: The county includes McKissick Island, an enclave formed by the changing course of the Missouri River.
Cooper Nuclear Station: The Cooper Nuclear Station, commissioned in 1974, is located south of Brownville.
