Demographics
As of the census[4] of 2010, there were 13,505 people, 5,595 households, and 3,832 families residing in the township. The population density was 1,224.9 people per square mile (472.9/km2). There were 5,595 housing units at an average density of 495.1 per square mile (191.0/km2). The racial makeup of the township was 91.39% White, 2.93% African American, 0.03% Native American, 1.60 Asian, 0.02% Pacific Islander, 2.40% from other races, and 1.63% from two or more races. Hispanic or Latino of any race were 2.14% of the population.

There were 5,333 households, out of which 24.79% had children under the age of 18 living with them, 60.25% were married couples living together, 7.61% had a female householder with no husband present, and 28.15% were non-families. 23.53% of all households were made up of individuals, and 12.11% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 2.91.

In the township the population was spread out, with 18.84% under the age of 18, 7.02% from 18 to 24, 21.22% from 25 to 44, 32.90% from 45 to 64, and 20.01% who were 65 years of age or older. The median age was 48.2 years. For every 100 females, there were 99.1 males. For every 100 females age 18 and over, there were 96.5 males.

The estimated median income for a household in the township in 2014 was $69,685, and the estimated median income for a family was $84,429. Males had an estimated median income of $54,869 versus $39,024 for females. The estimated per capita income for the township was $35,133. In 2014 it was estimated that 4.1% of families and 5.8% of the population were below the poverty line, including 8.0% of those under age 18 and 5.5% of those age 65 or over.