Burt County is a county in the U.S. state of Nebraska, bordering the west bank of the upper Missouri River. As of the 2020 United States Census, the population was 6,722. Its county seat is Tekamah. The county was formed in 1854 and named after Francis Burt, the first governor of Nebraska Territory.

Tekamah is a city in Burt County, Nebraska, United States. The population was 1,736 at the 2010 census. It is the county seat of Burt County.