2020 census As of the
2020 United States census, the township had a population of 14,388 people. The
racial makeup was 86.3% non-Hispanic White, 0.3% Black or African American, 4.6% Asian, 0.1% Native American, and 5.9% from two or more races. Hispanic or Latino people of any race were 5.0% of the population.
2000 census As of the 2000 census, 9,882 people, 3,263 households, and 2,802 families resided in the township. The population density was . The 3,384 housing units had an average density of . The
racial makeup of the township was 95.57% White, 0.47% African American, 0.16% Native American, 2.35% Asian, 0.01% Pacific Islander, 0.51% from other races, and 0.94% from two or more races. Hispanics or Latinos of any race were 1.07% of the population. Of the 3,263 households, 47.1% had children under 18 living with them, 78.7% were married couples living together, 5.4% had a female householder with no husband present, and 14.1% were not families. About 11.6% of all households were made up of individuals, and 3.7% had someone living alone who was 65 or older. The average household size was 3.03 and the average family size was 3.30. In the township, the age distribution was 32.6% under 18, 5.4% from 18 to 24, 27.6% from 25 to 44, 27.3% from 45 to 64, and 7.1% who were 65 or older. The median age was 37 years. For every 100 females, there were 99.8 males. For every 100 females 18 and over, there were 97.1 males. The median income for a household in the township was $83,357 and for a family was $87,972. Males had a median income of $61,795 versus $36,288 for females. The
per capita income for the township was $37,840. About 1.1% of families and 1.9% of the population were below the
poverty line, including 1.6% of those under 18 and 2.8% of those 65 or over. ==Education==