| Grass Lake Township, Michigan | |
| Official Name: | Grass Lake Charter Township |
| Settlement Type: | Charter township |
| Pushpin Map: | Michigan |
| Pushpin Label Position: | left |
| Pushpin Label: | Grass Lake 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: | Jackson |
| Leader Title: | Supervisor |
| Leader Name: | James Stormont |
| Leader Title1: | Clerk |
| Leader Name1: | Catherine Zenz |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 48.01 |
| Area Land Sq Mi: | 46.43 |
| Area Water Sq Mi: | 1.58 |
| Population As Of: | 2020 |
| Population Total: | 6069 |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 311 |
| Elevation Ft: | 1020 |
| Coordinates: | 42.2547°N -84.2006°W |
| Postal Code Type: | ZIP code(s) |
| Postal Code: | 49201 (Jackson) 49240 (Grass Lake) |
| Area Code: | 517 |
| Blank Name: | FIPS code |
| Blank Info: | 26-34500[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1626388 |
Grass Lake Charter Township is a charter township of Jackson County in the U.S. state of Michigan. The population was 6,069 at the 2020 census,[2] up from 5,684 at the 2010 census.[3]
According to the United States Census Bureau, the township has a total area of 48.01sqmi, of which 46.43sqmi is land and 1.58sqmi (3.29%) is water.[3]
The township is on the eastern side of Jackson County and is bordered to the east by Washtenaw County. The village of Grass Lake is in the center of the township. Interstate 94 runs through the northern part of the township, with access from Exits 150 and 153. I-94 leads east to Ann Arbor and west 10miles to Jackson, the local county seat.
Grass Lake is a water body in the center of the township, and the land primarily drains west as part of the Grand River watershed.
As of the census of 2000, there were 4,586 people, 1,653 households, and 1,292 families residing in the township. The population density was 97.2sp=usNaNsp=us. There were 1,804 housing units at an average density of 38.2sp=usNaNsp=us. The racial makeup of the township was 98.10% White, 0.50% African American, 0.31% Native American, 0.09% Asian, 0.04% Pacific Islander, 0.17% from other races, and 0.78% from two or more races. Hispanic or Latino of any race were 1.07% of the population.
There were 1,653 households, out of which 36.1% had children under the age of 18 living with them, 66.2% were married couples living together, 7.4% had a female householder with no husband present, and 21.8% were non-families. 17.0% of all households were made up of individuals, and 5.5% had someone living alone who was 65 years of age or older. The average household size was 2.69 and the average family size was 3.00.In the township the population was spread out, with 26.2% under the age of 18, 6.1% from 18 to 24, 30.4% from 25 to 44, 24.6% from 45 to 64, and 12.8% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 96.6 males. For every 100 females age 18 and over, there were 95.2 males.
The median income for a household in the township was $55,280, and the median income for a family was $61,027. Males had a median income of $47,228 versus $30,805 for females. The per capita income for the township was $23,976. About 0.6% of families and 2.3% of the population were below the poverty line, including 0.7% of those under age 18 and 3.1% of those age 65 or over.