Wilber is a city in Saline County, Nebraska, United States. The population was 1,761 at the 2000 census. It is the county seat of Saline County. Wilber is the official "Czech Capital of the USA" and hosts an annual Czech festival in August. Wilber's school is the Wilber-Clatonia High School.
Wilber is located at 40°28′55″N 96°57′45″W / 40.48194°N 96.9625°W / 40.48194; -96.9625 (40.481838, -96.962376).
According to the United States Census Bureau, the city has a total area of 0.9 square miles (2.3 km²), all of it land.