- Burwell is a city located in the state of Nebraska, United States. It is the county seat of Garfield County. As of the 2020 census, the population of Burwell was 987. The city is known for its agricultural industry, with farming and ranching being the primary economic activities in the area. Burwell is also home to the Nebraska Statewide Arboretum's Cedar Point Biological Station, which conducts research and education related to the state's plants and wildlife. The city offers a range of amenities and attractions, including parks, museums, and sporting events.