According to the United States Census Bureau, the township has a total area of 155.4 km² (60.0 mi²). 153.9 km² (59.4 mi²) of it is land and 1.5 km² (0.6 mi²) of it is water. The total area is 0.95% water.
As of the census of 2000, there are 1,494 people, 596 households, and 448 families residing in the township. The population density is 9.7/km² (25.1/mi²). There are 710 housing units at an average density of 4.6/km² (11.9/mi²). The racial makeup of the township is: 1481 White, one African American, eight Asians, one person from another race, and three from two or more races. Four of the residents are Hispanic or Latino of any race.
There are 596 households out of which 27.3% have children under the age of 18 living with them, 66.6% are married couples living together, 4.9% have a female householder with no husband present, and 24.7% are non-families. 22.5% of all households are made up of individuals and 10.6% have someone living alone who is 65 years of age or older. The average household size is 2.51 and the average family size is 2.91.
In the township the population is spread out with 23.1% under the age of 18, 7.1% from 18 to 24, 26.4% from 25 to 44, 27.1% from 45 to 64, and 16.3% who are 65 years of age or older. The median age is 41 years. For every 100 females there are 107.2 males. For every 100 females age 18 and over, there are 103.4 males.
The median income for a household in the township is $35,268, and the median income for a family is $40,060. Males have a median income of $29,926 versus $21,023 for females. The per capita income for the township is $17,768. 9.8% of the population and 6.7% of families are below the poverty line. Out of the total people living in poverty, 13.5% are under the age of 18 and 7.7% are 65 or older.