As of the census of 2000, there were 73,990 people, 29,026 households, and 18,460 families residing in the city. The population density was 1,687.7 people per square mile (651.6/km). There were 31,752 housing units at an average density of 724.2 per square mile (279.6/km). The racial makeup of the city was 91.9% White, 5.0% Black, 0.5% Native American, 0.5% Asian, <0.1% Pacific Islander, 0.7% from other races, and 1.4% from two or more races. Hispanic or Latino of any race were 2.6% of the population.