Arthur is a village in Arthur County, Nebraska, United States. The population was 145 at the 2000 census. It is the county seat of Arthur County.
Arthur is located at 41°34′20″N 101°41′27″W / 41.572244°N 101.690738°W / 41.572244; -101.690738 (41.572244, -101.690738).
According to the United States Census Bureau, the village has a total area of 0.3 square miles (0.8 km2), all of it land.