Fairplain Township is a civil township of Montcalm County in the U.S. state of Michigan. The population was 1,826 at the 2000 census.
According to the United States Census Bureau, the township has a total area of 35.9 square miles (93 km), of which 35.5 square miles (92 km) is land and 0.5 square miles (1.3 km) (1.31%) is water.
As of the census of 2000, there were 1,826 people, 615 households, and 492 families residing in the township. The population density was 51.5 per square mile (19.9/km²). There were 664 housing units at an average density of 18.7 per square mile (7.2/km²). The racial makeup of the township was 95.78% White, 1.26% African American, 0.33% Native American, 0.33% Asian, 0.55% from other races, and 1.75% from two or more races. Hispanic or Latino of any race were 2.52% of the population.
There were 615 households out of which 41.6% had children under the age of 18 living with them, 66.3% were married couples living together, 8.5% had a female householder with no husband present, and 20.0% were non-families. 15.3% of all households were made up of individuals and 5.2% had someone living alone who was 65 years of age or older. The average household size was 2.90 and the average family size was 3.17.
In the township the population was spread out with 29.2% under the age of 18, 7.4% from 18 to 24, 30.4% from 25 to 44, 23.7% from 45 to 64, and 9.2% who were 65 years of age or older. The median age was 35 years. For every 100 females, there were 106.3 males. For every 100 females age 18 and over, there were 105.7 males.
The median income for a household in the township was $42,955, and the median income for a family was $46,830. Males had a median income of $32,632 versus $21,442 for females. The per capita income for the township was $15,833. About 3.8% of families and 8.3% of the population were below the poverty line, including 4.4% of those under age 18 and 8.6% of those age 65 or over.
48809 (Belding),48834 (Fenwick),48838 (Greenville),48884 (Sheridan),48884 (Sheridan)