| Official Name: | Calvin Township, Michigan |
| Settlement Type: | Civil township |
| Seal Type: | logo |
| Seal Size: | 200px |
| Pushpin Map: | Michigan#USA |
| Pushpin Label Position: | top |
| Pushpin Label: | Calvin Township |
| Pushpin Map Caption: | Location within the state of Michigan |
| Mapsize: | 250 |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Michigan |
| Subdivision Type2: | County |
| Subdivision Name2: | Cass |
| Established Title: | Organized |
| Established Date: | 1835 |
| Unit Pref: | Imperial |
| Area Total Km2: | 92.1 |
| Area Land Km2: | 88.9 |
| Area Water Km2: | 3.1 |
| Population As Of: | 2020 |
| Population Total: | 1993 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 253 |
| Elevation Ft: | 830 |
| Coordinates: | 41.8586°N -85.9483°W |
| Postal Code Type: | ZIP code(s) |
| Postal Code: | 49031, 49061, 49095, 49130 |
| Area Code: | 269 |
| Blank Name: | FIPS code |
| Blank Info: | 26-12620[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1626024 |
Calvin Township is a civil township of Cass County in the U.S. state of Michigan. The population was 1,993 at the 2020 census.[2]
Calvin Township's first public school was built in 1834. Calvin Township was organized in 1835 and named for Calvin Britain who represented Cass County in the state legislature. Calvin Township along with Cass County generally was part of the Underground Railroad. In 1850 Calvin Township's population was 25.3% African-American, many of these families are of mixed Native ancestry, especially from the Saponi, Lumbee, and Pamunkey tribes.[3]
According to the United States Census Bureau, the township has a total area of 92.1km2, of which 88.9km2 is land and 3.1km2, or 3.41%, is water.[4] Calvin Township is the location of the Calvin impact crater.
As of the census of 2000, there were 2,041 people, 784 households, and 559 families residing in the township. The population density was 59.3sp=usNaNsp=us. There were 999 housing units at an average density of 29sp=usNaNsp=us. The racial makeup of the township was 69.43% White, 23.22% African American, 0.54% Native American, 0.69% Asian, 1.08% from other races, and 5.05% from two or more races. Hispanic or Latino of any race were 2.50% of the population.
There were 784 households, out of which 30.1% had children under the age of 18 living with them, 55.0% were married couples living together, 11.2% had a female householder with no husband present, and 28.6% were non-families. 21.4% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.03.
In the township the population was spread out, with 26.4% under the age of 18, 6.7% from 18 to 24, 29.0% from 25 to 44, 26.4% from 45 to 64, and 11.6% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 102.3 males. For every 100 females age 18 and over, there were 101.5 males.
The median income for a household in the township was $42,171, and the median income for a family was $48,750. Males had a median income of $33,289 versus $25,472 for females. The per capita income for the township was $21,387. About 8.8% of families and 16.1% of the population were below the poverty line, including 28.5% of those under age 18 and 16.3% of those age 65 or over.
All of Calvin Township is zoned to Cassopolis Public Schools.[5]