2010 census
As of the census [18] of 2010, there were 25,699 people, 10,070 households, and 7,217 families residing in the city. The population density was 801.6 inhabitants per square mile (309.5/km2). There were 10,858 housing units at an average density of 338.7 per square mile (130.8/km2). The racial makeup of the city was 95.0% White, 1.8% African American, 0.2% Native American, 1.5% Asian, 0.2% from other races, and 1.2% from two or more races. Hispanic or Latino of any race were 1.2% of the population.
There were 10,070 households, of which 33.5% had children under the age of 18 living with them, 57.5% were married couples living together, 10.0% had a female householder with no husband present, 4.3% had a male householder with no wife present, and 28.3% were non-families. 23.9% of all households were made up of individuals, and 9.9% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.02.
The median age in the city was 41.8 years. 24.1% of residents were under the age of 18; 7.6% were between the ages of 18 and 24; 23.1% were from 25 to 44; 30.7% were from 45 to 64; and 14.5% were 65 years of age or older. The gender makeup of the city was 48.7% male and 51.3% female.
2000 census
As of the census [6] of 2000, there were 22,817 people, 8,742 households, and 6,425 families residing in the city. The population density was 711.7 inhabitants per square mile (274.8/km2). There were 9,180 housing units at an average density of 286.3 per square mile (110.5/km2). The racial makeup of the city was 97.52% White, 0.72% African American, 0.15% Native American, 0.78% Asian, 0.02% Pacific Islander, 0.12% from other races, and 0.69% from two or more races. Hispanic or Latino of any race were 0.49% of the population.
There were 8,742 households, out of which 34.2% had children under the age of 18 living with them, 61.3% were married couples living together, 8.9% had a female householder with no husband present, and 26.5% were non-families. 22.1% of all households were made up of individuals, and 7.9% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.05.
In the city, the population was spread out, with 26.1% under the age of 18, 6.7% from 18 to 24, 28.5% from 25 to 44, 26.2% from 45 to 64, and 12.6% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 97.6 males. For every 100 females age 18 and over, there were 94.0 males.
The median income for a household in the city was $54,133, and the median income for a family was $61,662. Males had a median income of $45,456 versus $28,725 for females. The per capita income for the city was $25,575. About 4.2% of families and 5.0% of the population were below the poverty line, including 7.5% of those under age 18 and 4.7% of those age 65 or over.
