Aurora is a city in Hamilton County, Nebraska in the United States of America. The population was 4,225 at the 2000 census. It is the county seat of Hamilton County.
Aurora is located at 40°52′00″N 98°00′13″W / 40.866716°N 98.003537°W / 40.866716; -98.003537 (40.866716, -98.003537). According to the United States Census Bureau, the city has a total area of 1.9 square miles (4.9 km2), all of it land. The average precipitation per year in Hamilton County during the years 1971 to 2000 was between 26 and 30 inches.
As of the census of 2000, there were 4,225 people, 1,662 households, and 1,163 families residing in the city. The population density was 2,243.0 people per square mile (867.7/km2). There were 1,798 housing units at an average density of 954.5 per square mile (369.3/km2). The racial makeup of the city was 97.92% White, 0.19% African American, 0.05% Native American, 0.43% Asian, 0.57% from other races, and 0.85% from two or more races. Hispanic or Latino of any race were 1.56% of the population.