As of the census² of 2000, there were 63,096 people, 27,434 households, and 17,283 families residing in the city. The population density was 2,112.9/km² (5,472.3/mi²). There were 28,208 housing units at an average density of 944.6/km² (2,446.5/mi²). The racial makeup of the city was 96.89% White, 0.69% African American, 0.28% Native American, 0.84% Asian, 0.02% Pacific Islander, 0.18% from other races, and 1.10% from two or more races. Hispanic or Latino of any race were 1.18% of the population.



There were 27,434 households out of which 24.1% had children under the age of 18 living with them, 49.5% were married couples living together, 10.0% had a female householder with no husband present, and 37.0% were non-families. 32.7% of all households were made up of individuals and 16.3% had someone living alone who was 65 years of age or older. The average household size was 2.28 and the average family size was 2.92.

In the city the population was spread out with 20.2% under the age of 18, 6.2% from 18 to 24, 28.8% from 25 to 44, 23.1% from 45 to 64, and 21.8% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 90.9 males. For every 100 females age 18 and over, there were 86.8 males.

The median income for a household in the city was $49,047, and the median income for a family was $59,245. Males had a median income of $46,614 versus $31,192 for females. The per capita income for the city was $25,009. About 2.6% of families and 3.7% of the population were below the poverty line, including 4.4% of those under age 18 and 4.9% of those age 65 or over.