As of the census of 2000, there were 646 people, 226 households, and 148 families residing in the city. The population density was 576.7 people per square mile (222.7/km). There were 241 housing units at an average density of 215.2 per square mile (83.1/km). The racial makeup of the city was 97.21% White, 0.15% African American, 0.62% Native American, 0.62% Asian, 0.93% from other races, and 0.46% from two or more races. Hispanic or Latino of any race were 2.32% of the population.